LSSTCam Data Release


Object

Descriptions of static astronomical objects (or the static aspects of variable and slowly-moving objects) detected and measured on coadds.

Indexes
Columns Description Reference Name
objectId Unique index on objectId column idx_Object_objectId
Column Name Data Type Unit Description UCD Order Principal
tract long Skymap tract ID 10 1
patch long Skymap patch ID 20 1
z_ra double deg Position in right ascension, measured on z-band. pos.eq.ra 30
z_dec double deg Position in declination, measured on z-band. pos.eq.dec 40
z_raErr float deg Error in right ascension, measured on z-band. stat.error;pos.eq.ra 50
z_decErr float deg Error in declination, measured on z-band. stat.error;pos.eq.dec 60
z_ra_dec_Cov float deg**2 Covariance between right ascension and declination, measured on z-band. stat.covariance;pos.eq.ra;pos.eq.dec 70
z_psfFlux float nJy Flux derived from using the PSF model as a weight function. Forced on z-band. 80
z_psfFluxErr float nJy Flux uncertainty derived from using the PSF model as a weight function. Forced on z-band. 90
z_psfMag float mag AB magnitude of the z-band psfFlux. 100 1
z_psfMagErr float mag Uncertainty in magnitudes of the z-band psfFlux. 110 1
z_free_psfFlux float nJy Flux derived from using the PSF model as a weight function. Measured on z-band. 120
z_free_psfFluxErr float nJy Flux uncertainty derived from using the PSF model as a weight function. Measured on z-band. 130
z_free_psfFlux_flag boolean Flag set if the unforced PSF flux failed in this band for any reason. Measured on z-band. 140
z_gaapPsfFlux float nJy GAaP Flux with PSF aperture after reconvolving the image to a Gaussian PSF larger than the original by a factor of 1.15. Forced on z-band. 150
z_gaapPsfFluxErr float nJy GAaP Flux uncertainty with PSF aperture after multiplying the seeing by 1.15. Forced on z-band. 160
z_gaap0p7Flux float nJy GAaP Flux with 0.7 arcsec aperture after reconvolving the image to a Gaussian PSF larger than the original by a factor of 1.15. Forced on z-band. 170
z_gaap0p7FluxErr float nJy GAaP Flux uncertainty with 0.7 arcsec aperture after multiplying the seeing by 1.15. Forced on z-band. 180
z_gaap1p0Flux float nJy GAaP Flux with 1.0 arcsec aperture after reconvolving the image to a Gaussian PSF larger than the original by a factor of 1.15. Forced on z-band. 190
z_gaap1p0FluxErr float nJy GAaP Flux uncertainty with 1.0 arcsec aperture after multiplying the seeing by 1.15. Forced on z-band. 200
z_ixx float pixel**2 Gaussian-weighted adaptive moments. Measured on z-band. 210
z_iyy float pixel**2 Gaussian-weighted adaptive moments. Measured on z-band. 220
z_ixy float pixel**2 Gaussian-weighted adaptive moments. Measured on z-band. 230
z_i_flag boolean General failure flag, set if anything went wrong. Measured on z-band. 240
z_ixxPSF float pixel**2 Gaussian-weighted adaptive moments of the PSF model at the position of this object. Measured on z-band. 250
z_iyyPSF float pixel**2 Gaussian-weighted adaptive moments of the PSF model at the position of this object. Measured on z-band. 260
z_ixyPSF float pixel**2 Gaussian-weighted adaptive moments. Measured on z-band. 270
z_iPSF_flag boolean Flag set for any failure in the PSF model moments. Measured on z-band. 280
z_kronRad float pixel Kron radius (sqrt(a*b)). Measured on z-band. 290
z_kronFlux float nJy Flux measured within an elliptical aperture 2.5 times the Kron radius. Measured on z-band. 300
z_kronFluxErr float nJy Flux uncertainty from Kron Flux algorithm. Measured on z-band. 310
z_ap03Flux float nJy Flux within 3.0-pixel radius aperture. Forced on z-band. 320
z_ap03FluxErr float nJy Flux uncertainty within 3.0-pixel radius aperture. Forced on z-band. 330
z_ap03Flux_flag boolean Flag set for any failure with the 3.0-pixel radius aperture flux. Forced on z-band. 340
z_ap06Flux float nJy Flux within 6.0-pixel radius aperture. Forced on z-band. 350
z_ap06FluxErr float nJy Flux uncertainty within 6.0-pixel radius aperture. Forced on z-band. 360
z_ap06Flux_flag boolean Flag set for any failure with the 6.0-pixel radius aperture flux. Forced on z-band. 370
z_ap09Flux float nJy Flux within 9.0-pixel radius aperture. Forced on z-band. 380
z_ap09FluxErr float nJy Flux uncertainty within 9.0-pixel radius aperture. Forced on z-band. 390
z_ap09Flux_flag boolean Flag set for any failure with the 9.0-pixel radius aperture flux. Forced on z-band. 400
z_ap12Flux float nJy Flux within 12.0-pixel radius aperture. Forced on z-band. 410
z_ap12FluxErr float nJy Flux uncertainty within 12.0-pixel radius aperture. Forced on z-band. 420
z_ap12Flux_flag boolean Flag set for any failure with the 12.0-pixel radius aperture flux. Forced on z-band. 430
z_ap17Flux float nJy Flux within 17.0-pixel radius aperture. Forced on z-band. 440
z_ap17FluxErr float nJy Flux uncertainty within 17.0-pixel radius aperture. Forced on z-band. 450
z_ap17Flux_flag boolean Flag set for any failure with the 17.0-pixel radius aperture flux. Forced on z-band. 460
z_ap25Flux float nJy Flux within 25.0-pixel radius aperture. Forced on z-band. 470
z_ap25FluxErr float nJy Flux uncertainty within 25.0-pixel radius aperture. Forced on z-band. 480
z_ap25Flux_flag boolean Flag set for any failure with the 25.0-pixel radius aperture flux. Forced on z-band. 490
z_ap35Flux float nJy Flux within 35.0-pixel radius aperture. Forced on z-band. 500
z_ap35FluxErr float nJy Flux uncertainty within 35.0-pixel radius aperture. Forced on z-band. 510
z_ap35Flux_flag boolean Flag set for any failure with the 35.0-pixel radius aperture flux. Forced on z-band. 520
z_ap50Flux float nJy Flux within 50.0-pixel radius aperture. Forced on z-band. 530
z_ap50FluxErr float nJy Flux uncertainty within 50.0-pixel radius aperture. Forced on z-band. 540
z_ap50Flux_flag boolean Flag set for any failure with the 50.0-pixel radius aperture flux. Forced on z-band. 550
z_ap70Flux float nJy Flux within 70.0-pixel radius aperture. Forced on z-band. 560
z_ap70FluxErr float nJy Flux uncertainty within 70.0-pixel radius aperture. Forced on z-band. 570
z_ap70Flux_flag boolean Flag set for any failure with the 70.0-pixel radius aperture flux. Forced on z-band. 580
z_extendedness float PSF to cModel flux-ratio measure of whether an object is point-like (0) or extended (1). Measured on z-band; values are either 0 or 1. 590
z_sizeExtendedness float Moments-based comparison of source size to the local PSF to estimate whether an object is point-like (0) or extended (1). Measured on z-band; values range from 0 to 1. 600
z_model_extendedness float Sersic model flux- and size-based estimate of whether the object is extended (resolved) or not, from 0 (compact) to 1 (extended). Uses z-band fluxes; values range from 0 to 1. 610
z_blendedness float Measure of how much the flux is affected by neighbors, (1 - child_flux/parent_flux). Operates on the absolute value of the pixels to try to obtain a de-noised value. See section 4.9.11 of Bosch et al. 2018, PASJ, 70, S5 for details. Measured on z-band. 620
z_cModelFlux float nJy Flux from the final CModel fit. Forced on z-band. 630
z_cModelFluxErr float nJy Flux uncertainty from the final CModel fit. Forced on z-band. 640
z_cModelMag float mag AB magnitude of cModelFlux. Forced on z-band. 650 1
z_cModelMagErr float mag Uncertainty in magnitudes on cModelFlux. Forced on z-band. 660 1
z_cModelFlux_inner float nJy Flux within the fit region, with no extrapolation. Forced on z-band. 670
z_cModel_fracDev float Fraction of the CModel flux from the De Vaucouleurs (n=4) component. Forced on z-band. 680
z_free_cModelFlux float nJy Flux from the final CModel fit. Measured on z-band. 690
z_free_cModelFluxErr float nJy Flux uncertainty from the final CModel fit. Measured on z-band. 700
z_free_cModelFlux_inner float nJy Flux within the fit region, with no extrapolation. Measured on z-band. 710
z_free_cModel_fracDev float Fraction of the CModel flux from the De Vaucouleurs (n=4) component. Measured on z-band. 720
z_free_cModelFlux_flag boolean Flag set if the final CModel fit (or any previous fit) failed. Measured on z-band. 730
z_free_cModel_devFlux float nJy Flux from the de Vaucouleurs fit. Measured on z-band. 740
z_free_cModel_devFluxErr float nJy Flux uncertainty from the de Vaucouleurs fit. Measured on z-band. 750
z_free_cModel_expFlux float nJy Flux from the exponential fit. Measured on z-band. 760
z_free_cModel_expFluxErr float nJy Flux uncertainty from the exponential fit. Measured on z-band. 770
z_cModel_dev_reff_major float arcsec Half-light ellipse of the de Vaucouleurs fit (major axis). Measured on z-band. 780
z_cModel_dev_reff_minor float arcsec Half-light ellipse of the de Vaucouleurs fit (minor axis). Measured on z-band. 790
z_cModel_dev_theta float Position angle of the de Vaucouleurs fit ellipse. Measured on z-band. 800
z_cModel_exp_reff_major float arcsec Half-light ellipse of the exponential fit (major axis). Measured on z-band. 810
z_cModel_exp_reff_minor float arcsec Half-light ellipse of the exponential fit (minor axis). Measured on z-band. 820
z_cModel_exp_theta float Position angle of the exponential fit ellipse. Measured on z-band. 830
z_cModel_chi2 float -ln(likelihood) (chi^2) in CModel fit. Measured on z-band. 840
z_cModel_devFlux float nJy Flux from the de Vaucouleurs fit. Measured on z-band. 850
z_cModel_devFluxErr float nJy Flux uncertainty from the de Vaucouleurs fit. Measured on z-band. 860
z_cModel_expFlux float nJy Flux from the exponential fit. Measured on z-band. 870
z_cModel_expFluxErr float nJy Flux uncertainty from the exponential fit. Measured on z-band. 880
z_moments_g1 float Moments-based G1 shear ellipticity parameter (z-band) 890
z_moments_g2 float Moments-based G2 shear ellipticity parameter (z-band) 900
z_moments_trace float arcsec Moments-based trace radius (z-band) 910
z_moments_flag boolean Failure flag for moments (z-band) 920
z_moments_psf_g1 float Moments-based G1 ellipticity of of the PSF (z-band) 930
z_moments_psf_g2 float Moments-based G2 ellipticity of of the PSF (z-band) 940
z_moments_psf_trace float arcsec Moments-based trace radius of the PSF (z-band) 950
z_moments_psf_flag boolean Failure flag for PSF moments (z-band) 960
z_moments_psf_debiased_g1 float Moments-based G1 ellipticity of the PSF, debiased (z-band) 970
z_moments_psf_debiased_g2 float Moments-based G2 ellipticity of the PSF, debiased (z-band) 980
z_moments_psf_debiased_trace float arcsec Moments-based trace radius of the PSF, debiased (z-band) 990
z_moments_psf_debiased_flag boolean Failure flag for the debiased PSF moments (z-band) 1000
z_hsmShapeRegauss_e1 float PSF-corrected shear using the Hirata & Seljak (2003) Regaussianization algorithm. Measured on z-band. 1010
z_hsmShapeRegauss_e2 float PSF-corrected shear using the Hirata & Seljak (2003) Regaussianization algorithm. Measured on z-band. 1020
z_hsmShapeRegauss_sigma float PSF-corrected shear using the Hirata & Seljak (2003) Regaussianization algorithm. Measured on z-band. 1030
z_hsmShapeRegauss_flag boolean Flag set for any failure with the Regaussianziation shapes. Measured on z-band. 1040
z_hsm_moments_30 float HSM higher-order moment 30. Measured on z-band. 1050
z_hsm_momentsPsf_30 float HSM higher-order moment 30 measured on the PSF model at the position of the object. Measured on z-band. 1060
z_hsm_moments_21 float HSM higher-order moment 21. Measured on z-band. 1070
z_hsm_momentsPsf_21 float HSM higher-order moment 21 measured on the PSF model at the position of the object. Measured on z-band. 1080
z_hsm_moments_12 float HSM higher-order moment 12. Measured on z-band. 1090
z_hsm_momentsPsf_12 float HSM higher-order moment 12 measured on the PSF model at the position of the object. Measured on z-band. 1100
z_hsm_moments_03 float HSM higher-order moment 03. Measured on z-band. 1110
z_hsm_momentsPsf_03 float HSM higher-order moment 03 measured on the PSF model at the position of the object. Measured on z-band. 1120
z_hsm_moments_40 float HSM higher-order moment 40. Measured on z-band. 1130
z_hsm_momentsPsf_40 float HSM higher-order moment 40 measured on the PSF model at the position of the object. Measured on z-band. 1140
z_hsm_moments_31 float HSM higher-order moment 31. Measured on z-band. 1150
z_hsm_momentsPsf_31 float HSM higher-order moment 31 measured on the PSF model at the position of the object. Measured on z-band. 1160
z_hsm_moments_22 float HSM higher-order moment 22. Measured on z-band. 1170
z_hsm_momentsPsf_22 float HSM higher-order moment 22 measured on the PSF model at the position of the object. Measured on z-band. 1180
z_hsm_moments_13 float HSM higher-order moment 13. Measured on z-band. 1190
z_hsm_momentsPsf_13 float HSM higher-order moment 13 measured on the PSF model at the position of the object. Measured on z-band. 1200
z_hsm_moments_04 float HSM higher-order moment 04. Measured on z-band. 1210
z_hsm_momentsPsf_04 float HSM higher-order moment 04 measured on the PSF model at the position of the object. Measured on z-band. 1220
z_hsm_moments_flag boolean Flag set for any failure in the HSM higher-order moments. Measured on z-band. 1230
z_hsm_momentsPsf_flag boolean Flag set for any failure in the HSM higher-order moment on the PSF model. Measured on z-band. 1240
z_inputCount int Number of images contributing at center, not including any clipping. Forced on z-band. 1250
z_deblend_dataCoverage float Fraction of data that contained good data, ie. 1 - number of no data pixels/total number of pixels in the z-band. 1260
z_deblend_blendedness float Blendedness in the deconvolved scarlet space. 1270
z_deblend_fluxOverlap float The total flux from neighboring objects that overlaps with this sources footprint in the deconvolved space. 1280
z_deblend_fluxOverlapFraction float Fraction of flux from neighbors / source flux in the deconvolved footprint. 1290
z_deblend_zeroFlux boolean True when there was no flux attributed to this object after flux redistribution in the deblender. 1300
z_psfModel_TwoGaussian_gauss1_sigma_x float pixel Standard deviation of the first Gaussian component (x-axis) in the two-Gaussian PSF model (z-band). 1310
z_psfModel_TwoGaussian_gauss1_sigma_y float pixel Standard deviation of the first Gaussian component (y-axis) in the two-Gaussian PSF model (z-band). 1320
z_psfModel_TwoGaussian_gauss1_rho float Ellipse rho (correlation coefficient) of the first Gaussian component in the two-Gaussian PSF model (z-band). 1330
z_psfModel_TwoGaussian_gauss1_fluxfrac float Fraction of the total flux (normalized to unity) of the first Gaussian component in the two-Gaussian PSF model (z-band). 1340
z_psfModel_TwoGaussian_gauss2_sigma_x float pixel Standard deviation of the second Gaussian component (x-axis) in the two-Gaussian PSF model (z-band). 1350
z_psfModel_TwoGaussian_gauss2_sigma_y float pixel Standard deviation of the second Gaussian component (y-axis) in the two-Gaussian PSF model (z-band). 1360
z_psfModel_TwoGaussian_gauss2_rho float Ellipse rho (correlation coefficient) of the second Gaussian component in the two-Gaussian PSF model (z-band). 1370
z_psfModel_TwoGaussian_n_iter int Number of iterations in the non-linear fit for the two-Gaussian PSF model (z-band). 1380
z_psfModel_TwoGaussian_chi2_reduced float Reduced chi-squared of the best-fit model parameters (chi divided the number of data points) for the two-Gaussian PSF model (z-band). 1390
z_psfModel_TwoGaussian_unknown_flag boolean Flag set for failures with an unexpected or unknown cause for the two-Gaussian PSF model (z-band). 1400
z_psfModel_TwoGaussian_no_inputs_flag boolean Flag set for objects not fit because there were no coadd PSF inputs for the two-Gaussian PSF model (z-band). 1410
z_inputCount_flag boolean Flag set for any failure in computing the number of inputs. Forced on z-band. 1420
z_inputCount_flag_noInputs boolean No coadd inputs were recorded. Forced on z-band. 1430
z_psfFlux_area float pixel Effective area of PSF. Forced on z-band. 1440
z_psfFlux_flag boolean General Failure Flag. Forced on z-band. 1450
z_psfFlux_flag_apCorr boolean Flag set if unable to aperture-correct the PSF flux. Forced on z-band. 1460
z_psfFlux_flag_edge boolean Object was too close to the edge of the image to use the full PSF model. Forced on z-band. 1470
z_psfFlux_flag_noGoodPixels boolean Not enough non-rejected pixels in data to attempt the fit. Forced on z-band. 1480
z_cModel_flag boolean Flag set if the final CModel fit (or any previous fit) failed. Forced on z-band. 1490
z_cModel_flag_apCorr boolean Flag set if unable to aperture-correct the CModel flux. Forced on z-band. 1500
z_gaapFlux_flag boolean Flag set for any failure in the GAaP photometry. Forced on z-band. 1510
z_gaapFlux_flag_edge boolean Source is too close to the edge. Forced on z-band. 1520
z_blendedness_flag boolean Flag set for any failure in the blendedness algorithm. Measured on z-band. 1530
z_pixelFlags_bad boolean Deprecated; only set when there is no z-band data. 1540
z_pixelFlags_clipped boolean Artifacts were rejected by warp comparison in this object's footprint. Measured on z-band. 1550
z_pixelFlags_clippedCenter boolean Artifacts were rejected by warp comparison in this object's center. Measured on z-band. 1560
z_pixelFlags_cr boolean A cosmic ray was detected and interpolated in this object's footprint. Measured on z-band. 1570
z_pixelFlags_crCenter boolean A cosmic ray was detected and interpolated in this object's center. Measured on z-band. 1580
z_pixelFlags_edge boolean Deprecated; only set when there is no z-band data. 1590
z_pixelFlags_inexact_psf boolean The PSF model is discontinuous in this object's footprint. Measured on z-band. 1600
z_pixelFlags_inexact_psfCenter boolean The PSF model is discontinuosu near this object's center. Measured on z-band. 1610
z_pixelFlags_interpolated boolean An interpolated pixel contributed to the coadd in this object's footprint. Measured on z-band. 1620
z_pixelFlags_interpolatedCenter boolean An interpolated pixel contributed to the coadd near this object's center. Measured on z-band. 1630
z_pixelFlags_nodata boolean No pixel data was available in this band for this object. Measured on z-band. 1640
z_pixelFlags_offimage boolean Deprecated; only set when there is no z-band data. 1650
z_pixelFlags_saturated boolean Saturated pixels were rejected from this object's footprint, but would otherwise have contributed more than 10% of at least one pixel. Measured on z-band. 1660
z_pixelFlags_saturatedCenter boolean Saturated pixels were rjected from near this object's center, but would otherwise have contributed more than 10% of at least one pixel. Measured on z-band. 1670
z_pixelFlags_sensor_edge boolean A detector boundary passed through this object's footprint. Measured on z-band. 1680
z_pixelFlags_sensor_edgeCenter boolean A detector boundary passed close to this object's center. Measured on z-band. 1690
z_pixelFlags_suspect boolean Deprecated; only set when there is no z-band data. 1700
z_pixelFlags_suspectCenter boolean Deprecated; only set when there is no z-band data. 1710
z_extendedness_flag boolean Flag set for any failure in the flux-ratio extendedness. Measured on z-band. 1720
z_sizeExtendedness_flag boolean Flag set for any failure in the moments-based extendedness. Measured on z-band. 1730
z_invalidPsfFlag boolean This object has an invalid PSF (usually no inputs). Measured on z-band. 1740
z_calib_astrometry_used boolean Propagated from sources. Measured on z-band. 1750
z_calib_photometry_used boolean Propagated from sources. Measured on z-band. 1760
z_calib_psf_candidate boolean Propagated from sources. Measured on z-band. 1770
z_calib_psf_reserved boolean Propagated from sources. Measured on z-band. 1780
z_calib_psf_used boolean Propagated from sources. Measured on z-band. 1790
z_apFlux_flag boolean Duplicate of z_ap12Flux_flag. 1800
z_apFlux_flag_apertureTruncated boolean Duplicate of z_ap12Flux_flag_apertureTruncated. 1810
z_apFlux_flag_sincCoeffsTruncated boolean Duplicate of z_ap12Flux_flag_sincCoeffsTruncated. Measured on z-band. 1820
z_centroid_flag boolean Flag set for any failure in the centroid algorithm. Measured on z-band. 1830
z_kronFlux_flag boolean Flag set for any failure in the Kron photometry. Measured on z-band. 1840
z_kronFlux_flag_bad_radius boolean Bad Kron radius. Measured on z-band. 1850
z_kronFlux_flag_bad_shape boolean Shape for measuring Kron radius is bad; used PSF shape. Measured on z-band. 1860
z_kronFlux_flag_bad_shape_no_psf boolean Bad shape and no PSF. Measured on z-band. 1870
z_kronFlux_flag_edge boolean Bad measurement due to image edge. Measured on z-band. 1880
z_kronFlux_flag_no_fallback_radius boolean No minimum radius and no PSF provided. Measured on z-band. 1890
z_kronFlux_flag_no_minimum_radius boolean Minimum radius could not enforced, no minimum value or PSF. Measured on z-band. 1900
z_kronFlux_flag_small_radius boolean Measured Kron radius was smaller than that of the PSF. Measured on z-band. 1910
z_kronFlux_flag_used_minimum_radius boolean Used the minimum radius for the Kron radius. Measured on z-band. 1920
z_kronFlux_flag_used_psf_radius boolean Kron radius fell back to being derived from the PSF radius. Measured on z-band. 1930
u_ra double deg Position in right ascension, measured on u-band. pos.eq.ra 1940
u_dec double deg Position in declination, measured on u-band. pos.eq.dec 1950
u_raErr float deg Error in right ascension, measured on u-band. stat.error;pos.eq.ra 1960
u_decErr float deg Error in declination, measured on u-band. stat.error;pos.eq.dec 1970
u_ra_dec_Cov float deg**2 Covariance between right ascension and declination, measured on u-band. stat.covariance;pos.eq.ra;pos.eq.dec 1980
u_psfFlux float nJy Flux derived from using the PSF model as a weight function. Forced on u-band. 1990
u_psfFluxErr float nJy Flux uncertainty derived from using the PSF model as a weight function. Forced on u-band. 2000
u_psfMag float mag AB magnitude of the u-band psfFlux. 2010 1
u_psfMagErr float mag Uncertainty in magnitudes of the u-band psfFlux. 2020 1
u_free_psfFlux float nJy Flux derived from using the PSF model as a weight function. Measured on u-band. 2030
u_free_psfFluxErr float nJy Flux uncertainty derived from using the PSF model as a weight function. Measured on u-band. 2040
u_free_psfFlux_flag boolean Flag set if the unforced PSF flux failed in this band for any reason. Measured on u-band. 2050
u_cModel_dev_reff_major float arcsec Half-light ellipse of the de Vaucouleurs fit (major axis). Measured on u-band. 2060
u_cModel_dev_reff_minor float arcsec Half-light ellipse of the de Vaucouleurs fit (minor axis). Measured on u-band. 2070
u_cModel_dev_theta float Position angle of the de Vaucouleurs fit ellipse. Measured on u-band. 2080
u_cModel_exp_reff_major float arcsec Half-light ellipse of the exponential fit (major axis). Measured on u-band. 2090
u_cModel_exp_reff_minor float arcsec Half-light ellipse of the exponential fit (minor axis). Measured on u-band. 2100
u_cModel_exp_theta float Position angle of the exponential fit ellipse. Measured on u-band. 2110
u_cModel_chi2 float -ln(likelihood) (chi^2) in CModel fit. Measured on u-band. 2120
u_cModel_devFlux float nJy Flux from the de Vaucouleurs fit. Measured on u-band. 2130
u_cModel_devFluxErr float nJy Flux uncertainty from the de Vaucouleurs fit. Measured on u-band. 2140
u_cModel_expFlux float nJy Flux from the exponential fit. Measured on u-band. 2150
u_cModel_expFluxErr float nJy Flux uncertainty from the exponential fit. Measured on u-band. 2160
u_gaapPsfFlux float nJy GAaP Flux with PSF aperture after reconvolving the image to a Gaussian PSF larger than the original by a factor of 1.15. Forced on u-band. 2170
u_gaapPsfFluxErr float nJy GAaP Flux uncertainty with PSF aperture after multiplying the seeing by 1.15. Forced on u-band. 2180
u_gaap0p7Flux float nJy GAaP Flux with 0.7 arcsec aperture after reconvolving the image to a Gaussian PSF larger than the original by a factor of 1.15. Forced on u-band. 2190
u_gaap0p7FluxErr float nJy GAaP Flux uncertainty with 0.7 arcsec aperture after multiplying the seeing by 1.15. Forced on u-band. 2200
u_gaap1p0Flux float nJy GAaP Flux with 1.0 arcsec aperture after reconvolving the image to a Gaussian PSF larger than the original by a factor of 1.15. Forced on u-band. 2210
u_gaap1p0FluxErr float nJy GAaP Flux uncertainty with 1.0 arcsec aperture after multiplying the seeing by 1.15. Forced on u-band. 2220
u_ixx float pixel**2 Gaussian-weighted adaptive moments. Measured on u-band. 2230
u_iyy float pixel**2 Gaussian-weighted adaptive moments. Measured on u-band. 2240
u_ixy float pixel**2 Gaussian-weighted adaptive moments. Measured on u-band. 2250
u_i_flag boolean General failure flag, set if anything went wrong. Measured on u-band. 2260
u_ixxPSF float pixel**2 Gaussian-weighted adaptive moments of the PSF model at the position of this object. Measured on u-band. 2270
u_iyyPSF float pixel**2 Gaussian-weighted adaptive moments of the PSF model at the position of this object. Measured on u-band. 2280
u_ixyPSF float pixel**2 Gaussian-weighted adaptive moments. Measured on u-band. 2290
u_iPSF_flag boolean Flag set for any failure in the PSF model moments. Measured on u-band. 2300
u_kronRad float pixel Kron radius (sqrt(a*b)). Measured on u-band. 2310
u_kronFlux float nJy Flux measured within an elliptical aperture 2.5 times the Kron radius. Measured on u-band. 2320
u_kronFluxErr float nJy Flux uncertainty from Kron Flux algorithm. Measured on u-band. 2330
u_ap03Flux float nJy Flux within 3.0-pixel radius aperture. Forced on u-band. 2340
u_ap03FluxErr float nJy Flux uncertainty within 3.0-pixel radius aperture. Forced on u-band. 2350
u_ap03Flux_flag boolean Flag set for any failure with the 3.0-pixel radius aperture flux. Forced on u-band. 2360
u_ap06Flux float nJy Flux within 6.0-pixel radius aperture. Forced on u-band. 2370
u_ap06FluxErr float nJy Flux uncertainty within 6.0-pixel radius aperture. Forced on u-band. 2380
u_ap06Flux_flag boolean Flag set for any failure with the 6.0-pixel radius aperture flux. Forced on u-band. 2390
u_ap09Flux float nJy Flux within 9.0-pixel radius aperture. Forced on u-band. 2400
u_ap09FluxErr float nJy Flux uncertainty within 9.0-pixel radius aperture. Forced on u-band. 2410
u_ap09Flux_flag boolean Flag set for any failure with the 9.0-pixel radius aperture flux. Forced on u-band. 2420
u_ap12Flux float nJy Flux within 12.0-pixel radius aperture. Forced on u-band. 2430
u_ap12FluxErr float nJy Flux uncertainty within 12.0-pixel radius aperture. Forced on u-band. 2440
u_ap12Flux_flag boolean Flag set for any failure with the 12.0-pixel radius aperture flux. Forced on u-band. 2450
u_ap17Flux float nJy Flux within 17.0-pixel radius aperture. Forced on u-band. 2460
u_ap17FluxErr float nJy Flux uncertainty within 17.0-pixel radius aperture. Forced on u-band. 2470
u_ap17Flux_flag boolean Flag set for any failure with the 17.0-pixel radius aperture flux. Forced on u-band. 2480
u_ap25Flux float nJy Flux within 25.0-pixel radius aperture. Forced on u-band. 2490
u_ap25FluxErr float nJy Flux uncertainty within 25.0-pixel radius aperture. Forced on u-band. 2500
u_ap25Flux_flag boolean Flag set for any failure with the 25.0-pixel radius aperture flux. Forced on u-band. 2510
u_ap35Flux float nJy Flux within 35.0-pixel radius aperture. Forced on u-band. 2520
u_ap35FluxErr float nJy Flux uncertainty within 35.0-pixel radius aperture. Forced on u-band. 2530
u_ap35Flux_flag boolean Flag set for any failure with the 35.0-pixel radius aperture flux. Forced on u-band. 2540
u_ap50Flux float nJy Flux within 50.0-pixel radius aperture. Forced on u-band. 2550
u_ap50FluxErr float nJy Flux uncertainty within 50.0-pixel radius aperture. Forced on u-band. 2560
u_ap50Flux_flag boolean Flag set for any failure with the 50.0-pixel radius aperture flux. Forced on u-band. 2570
u_ap70Flux float nJy Flux within 70.0-pixel radius aperture. Forced on u-band. 2580
u_ap70FluxErr float nJy Flux uncertainty within 70.0-pixel radius aperture. Forced on u-band. 2590
u_ap70Flux_flag boolean Flag set for any failure with the 70.0-pixel radius aperture flux. Forced on u-band. 2600
u_extendedness float PSF to cModel flux-ratio measure of whether an object is point-like (0) or extended (1). Measured on u-band; values are either 0 or 1. 2610
u_sizeExtendedness float Moments-based comparison of source size to the local PSF to estimate whether an object is point-like (0) or extended (1). Measured on u-band; values range from 0 to 1. 2620
u_model_extendedness float Sersic model flux- and size-based estimate of whether the object is extended (resolved) or not, from 0 (compact) to 1 (extended). Uses u-band fluxes; values range from 0 to 1. 2630
u_blendedness float Measure of how much the flux is affected by neighbors, (1 - child_flux/parent_flux). Operates on the absolute value of the pixels to try to obtain a de-noised value. See section 4.9.11 of Bosch et al. 2018, PASJ, 70, S5 for details. Measured on u-band. 2640
u_cModelFlux float nJy Flux from the final CModel fit. Forced on u-band. 2650
u_cModelFluxErr float nJy Flux uncertainty from the final CModel fit. Forced on u-band. 2660
u_cModelMag float mag AB magnitude of cModelFlux. Forced on u-band. 2670 1
u_cModelMagErr float mag Uncertainty in magnitudes on cModelFlux. Forced on u-band. 2680 1
u_cModelFlux_inner float nJy Flux within the fit region, with no extrapolation. Forced on u-band. 2690
u_cModel_fracDev float Fraction of the CModel flux from the De Vaucouleurs (n=4) component. Forced on u-band. 2700
u_free_cModelFlux float nJy Flux from the final CModel fit. Measured on u-band. 2710
u_free_cModelFluxErr float nJy Flux uncertainty from the final CModel fit. Measured on u-band. 2720
u_free_cModelFlux_inner float nJy Flux within the fit region, with no extrapolation. Measured on u-band. 2730
u_free_cModel_fracDev float Fraction of the CModel flux from the De Vaucouleurs (n=4) component. Measured on u-band. 2740
u_free_cModelFlux_flag boolean Flag set if the final CModel fit (or any previous fit) failed. Measured on u-band. 2750
u_free_cModel_devFlux float nJy Flux from the de Vaucouleurs fit. Measured on u-band. 2760
u_free_cModel_devFluxErr float nJy Flux uncertainty from the de Vaucouleurs fit. Measured on u-band. 2770
u_free_cModel_expFlux float nJy Flux from the exponential fit. Measured on u-band. 2780
u_free_cModel_expFluxErr float nJy Flux uncertainty from the exponential fit. Measured on u-band. 2790
u_moments_g1 float Moments-based G1 shear ellipticity parameter (u-band) 2800
u_moments_g2 float Moments-based G2 shear ellipticity parameter (u-band) 2810
u_moments_trace float arcsec Moments-based trace radius (u-band) 2820
u_moments_flag boolean Failure flag for moments (u-band) 2830
u_moments_psf_g1 float Moments-based G1 ellipticity of of the PSF (u-band) 2840
u_moments_psf_g2 float Moments-based G2 ellipticity of of the PSF (u-band) 2850
u_moments_psf_trace float arcsec Moments-based trace radius of the PSF (u-band) 2860
u_moments_psf_flag boolean Failure flag for PSF moments (u-band) 2870
u_moments_psf_debiased_g1 float Moments-based G1 ellipticity of the PSF, debiased (u-band) 2880
u_moments_psf_debiased_g2 float Moments-based G2 ellipticity of the PSF, debiased (u-band) 2890
u_moments_psf_debiased_trace float arcsec Moments-based trace radius of the PSF, debiased (u-band) 2900
u_moments_psf_debiased_flag boolean Failure flag for the debiased PSF moments (u-band) 2910
u_hsmShapeRegauss_e1 float PSF-corrected shear using the Hirata & Seljak (2003) Regaussianization algorithm. Measured on u-band. 2920
u_hsmShapeRegauss_e2 float PSF-corrected shear using the Hirata & Seljak (2003) Regaussianization algorithm. Measured on u-band. 2930
u_hsmShapeRegauss_sigma float PSF-corrected shear using the Hirata & Seljak (2003) Regaussianization algorithm. Measured on u-band. 2940
u_hsmShapeRegauss_flag boolean Flag set for any failure with the Regaussianziation shapes. Measured on u-band. 2950
u_hsm_moments_30 float HSM higher-order moment 30. Measured on u-band. 2960
u_hsm_momentsPsf_30 float HSM higher-order moment 30 measured on the PSF model at the position of the object. Measured on u-band. 2970
u_hsm_moments_21 float HSM higher-order moment 21. Measured on u-band. 2980
u_hsm_momentsPsf_21 float HSM higher-order moment 21 measured on the PSF model at the position of the object. Measured on u-band. 2990
u_hsm_moments_12 float HSM higher-order moment 12. Measured on u-band. 3000
u_hsm_momentsPsf_12 float HSM higher-order moment 12 measured on the PSF model at the position of the object. Measured on u-band. 3010
u_hsm_moments_03 float HSM higher-order moment 03. Measured on u-band. 3020
u_hsm_momentsPsf_03 float HSM higher-order moment 03 measured on the PSF model at the position of the object. Measured on u-band. 3030
u_hsm_moments_40 float HSM higher-order moment 40. Measured on u-band. 3040
u_hsm_momentsPsf_40 float HSM higher-order moment 40 measured on the PSF model at the position of the object. Measured on u-band. 3050
u_hsm_moments_31 float HSM higher-order moment 31. Measured on u-band. 3060
u_hsm_momentsPsf_31 float HSM higher-order moment 31 measured on the PSF model at the position of the object. Measured on u-band. 3070
u_hsm_moments_22 float HSM higher-order moment 22. Measured on u-band. 3080
u_hsm_momentsPsf_22 float HSM higher-order moment 22 measured on the PSF model at the position of the object. Measured on u-band. 3090
u_hsm_moments_13 float HSM higher-order moment 13. Measured on u-band. 3100
u_hsm_momentsPsf_13 float HSM higher-order moment 13 measured on the PSF model at the position of the object. Measured on u-band. 3110
u_hsm_moments_04 float HSM higher-order moment 04. Measured on u-band. 3120
u_hsm_momentsPsf_04 float HSM higher-order moment 04 measured on the PSF model at the position of the object. Measured on u-band. 3130
u_hsm_moments_flag boolean Flag set for any failure in the HSM higher-order moments. Measured on u-band. 3140
u_hsm_momentsPsf_flag boolean Flag set for any failure in the HSM higher-order moment on the PSF model. Measured on u-band. 3150
u_inputCount int Number of images contributing at center, not including any clipping. Forced on u-band. 3160
u_deblend_dataCoverage float Fraction of data that contained good data, ie. 1 - number of no data pixels/total number of pixels in the u-band. 3170
u_deblend_blendedness float Blendedness in the deconvolved scarlet space. 3180
u_deblend_fluxOverlap float The total flux from neighboring objects that overlaps with this sources footprint in the deconvolved space. 3190
u_deblend_fluxOverlapFraction float Fraction of flux from neighbors / source flux in the deconvolved footprint. 3200
u_deblend_zeroFlux boolean True when there was no flux attributed to this object after flux redistribution in the deblender. 3210
u_psfModel_TwoGaussian_gauss1_sigma_x float pixel Standard deviation of the first Gaussian component (x-axis) in the two-Gaussian PSF model (u-band). 3220
u_psfModel_TwoGaussian_gauss1_sigma_y float pixel Standard deviation of the first Gaussian component (y-axis) in the two-Gaussian PSF model (u-band). 3230
u_psfModel_TwoGaussian_gauss1_rho float Ellipse rho (correlation coefficient) of the first Gaussian component in the two-Gaussian PSF model (u-band). 3240
u_psfModel_TwoGaussian_gauss1_fluxfrac float Fraction of the total flux (normalized to unity) of the first Gaussian component in the two-Gaussian PSF model (u-band). 3250
u_psfModel_TwoGaussian_gauss2_sigma_x float pixel Standard deviation of the second Gaussian component (x-axis) in the two-Gaussian PSF model (u-band). 3260
u_psfModel_TwoGaussian_gauss2_sigma_y float pixel Standard deviation of the second Gaussian component (y-axis) in the two-Gaussian PSF model (u-band). 3270
u_psfModel_TwoGaussian_gauss2_rho float Ellipse rho (correlation coefficient) of the second Gaussian component in the two-Gaussian PSF model (u-band). 3280
u_psfModel_TwoGaussian_n_iter int Number of iterations in the non-linear fit for the two-Gaussian PSF model (u-band). 3290
u_psfModel_TwoGaussian_chi2_reduced float Reduced chi-squared of the best-fit model parameters (chi divided the number of data points) for the two-Gaussian PSF model (u-band). 3300
u_psfModel_TwoGaussian_unknown_flag boolean Flag set for failures with an unexpected or unknown cause for the two-Gaussian PSF model (u-band). 3310
u_psfModel_TwoGaussian_no_inputs_flag boolean Flag set for objects not fit because there were no coadd PSF inputs for the two-Gaussian PSF model (u-band). 3320
u_inputCount_flag boolean Flag set for any failure in computing the number of inputs. Forced on u-band. 3330
u_inputCount_flag_noInputs boolean No coadd inputs were recorded. Forced on u-band. 3340
u_psfFlux_area float pixel Effective area of PSF. Forced on u-band. 3350
u_psfFlux_flag boolean General Failure Flag. Forced on u-band. 3360
u_psfFlux_flag_apCorr boolean Flag set if unable to aperture-correct the PSF flux. Forced on u-band. 3370
u_psfFlux_flag_edge boolean Object was too close to the edge of the image to use the full PSF model. Forced on u-band. 3380
u_psfFlux_flag_noGoodPixels boolean Not enough non-rejected pixels in data to attempt the fit. Forced on u-band. 3390
u_cModel_flag boolean Flag set if the final CModel fit (or any previous fit) failed. Forced on u-band. 3400
u_cModel_flag_apCorr boolean Flag set if unable to aperture-correct the CModel flux. Forced on u-band. 3410
u_gaapFlux_flag boolean Flag set for any failure in the GAaP photometry. Forced on u-band. 3420
u_gaapFlux_flag_edge boolean Source is too close to the edge. Forced on u-band. 3430
u_blendedness_flag boolean Flag set for any failure in the blendedness algorithm. Measured on u-band. 3440
u_pixelFlags_bad boolean Deprecated; only set when there is no u-band data. 3450
u_pixelFlags_clipped boolean Artifacts were rejected by warp comparison in this object's footprint. Measured on u-band. 3460
u_pixelFlags_clippedCenter boolean Artifacts were rejected by warp comparison in this object's center. Measured on u-band. 3470
u_pixelFlags_cr boolean A cosmic ray was detected and interpolated in this object's footprint. Measured on u-band. 3480
u_pixelFlags_crCenter boolean A cosmic ray was detected and interpolated in this object's center. Measured on u-band. 3490
u_pixelFlags_edge boolean Deprecated; only set when there is no u-band data. 3500
u_pixelFlags_inexact_psf boolean The PSF model is discontinuous in this object's footprint. Measured on u-band. 3510
u_pixelFlags_inexact_psfCenter boolean The PSF model is discontinuosu near this object's center. Measured on u-band. 3520
u_pixelFlags_interpolated boolean An interpolated pixel contributed to the coadd in this object's footprint. Measured on u-band. 3530
u_pixelFlags_interpolatedCenter boolean An interpolated pixel contributed to the coadd near this object's center. Measured on u-band. 3540
u_pixelFlags_nodata boolean No pixel data was available in this band for this object. Measured on u-band. 3550
u_pixelFlags_offimage boolean Deprecated; only set when there is no u-band data. 3560
u_pixelFlags_saturated boolean Saturated pixels were rejected from this object's footprint, but would otherwise have contributed more than 10% of at least one pixel. Measured on u-band. 3570
u_pixelFlags_saturatedCenter boolean Saturated pixels were rjected from near this object's center, but would otherwise have contributed more than 10% of at least one pixel. Measured on u-band. 3580
u_pixelFlags_sensor_edge boolean A detector boundary passed through this object's footprint. Measured on u-band. 3590
u_pixelFlags_sensor_edgeCenter boolean A detector boundary passed close to this object's center. Measured on u-band. 3600
u_pixelFlags_suspect boolean Deprecated; only set when there is no u-band data. 3610
u_pixelFlags_suspectCenter boolean Deprecated; only set when there is no u-band data. 3620
u_extendedness_flag boolean Flag set for any failure in the flux-ratio extendedness. Measured on u-band. 3630
u_sizeExtendedness_flag boolean Flag set for any failure in the moments-based extendedness. Measured on u-band. 3640
u_invalidPsfFlag boolean This object has an invalid PSF (usually no inputs). Measured on u-band. 3650
u_calib_astrometry_used boolean Propagated from sources. Measured on u-band. 3660
u_calib_photometry_used boolean Propagated from sources. Measured on u-band. 3670
u_calib_psf_candidate boolean Propagated from sources. Measured on u-band. 3680
u_calib_psf_reserved boolean Propagated from sources. Measured on u-band. 3690
u_calib_psf_used boolean Propagated from sources. Measured on u-band. 3700
u_apFlux_flag boolean Duplicate of u_ap12Flux_flag. 3710
u_apFlux_flag_apertureTruncated boolean Duplicate of u_ap12Flux_flag_apertureTruncated. 3720
u_apFlux_flag_sincCoeffsTruncated boolean Duplicate of u_ap12Flux_flag_sincCoeffsTruncated. Measured on u-band. 3730
u_centroid_flag boolean Flag set for any failure in the centroid algorithm. Measured on u-band. 3740
u_kronFlux_flag boolean Flag set for any failure in the Kron photometry. Measured on u-band. 3750
u_kronFlux_flag_bad_radius boolean Bad Kron radius. Measured on u-band. 3760
u_kronFlux_flag_bad_shape boolean Shape for measuring Kron radius is bad; used PSF shape. Measured on u-band. 3770
u_kronFlux_flag_bad_shape_no_psf boolean Bad shape and no PSF. Measured on u-band. 3780
u_kronFlux_flag_edge boolean Bad measurement due to image edge. Measured on u-band. 3790
u_kronFlux_flag_no_fallback_radius boolean No minimum radius and no PSF provided. Measured on u-band. 3800
u_kronFlux_flag_no_minimum_radius boolean Minimum radius could not enforced, no minimum value or PSF. Measured on u-band. 3810
u_kronFlux_flag_small_radius boolean Measured Kron radius was smaller than that of the PSF. Measured on u-band. 3820
u_kronFlux_flag_used_minimum_radius boolean Used the minimum radius for the Kron radius. Measured on u-band. 3830
u_kronFlux_flag_used_psf_radius boolean Kron radius fell back to being derived from the PSF radius. Measured on u-band. 3840
g_ra double deg Position in right ascension, measured on g-band. pos.eq.ra 3850
g_dec double deg Position in declination, measured on g-band. pos.eq.dec 3860
g_raErr float deg Error in right ascension, measured on g-band. stat.error;pos.eq.ra 3870
g_decErr float deg Error in declination, measured on g-band. stat.error;pos.eq.dec 3880
g_ra_dec_Cov float deg**2 Covariance between right ascension and declination, measured on g-band. stat.covariance;pos.eq.ra;pos.eq.dec 3890
g_psfFlux float nJy Flux derived from using the PSF model as a weight function. Forced on g-band. 3900
g_psfFluxErr float nJy Flux uncertainty derived from using the PSF model as a weight function. Forced on g-band. 3910
g_psfMag float mag AB magnitude of the g-band psfFlux. 3920 1
g_psfMagErr float mag Uncertainty in magnitudes of the g-band psfFlux. 3930 1
g_free_psfFlux float nJy Flux derived from using the PSF model as a weight function. Measured on g-band. 3940
g_free_psfFluxErr float nJy Flux uncertainty derived from using the PSF model as a weight function. Measured on g-band. 3950
g_free_psfFlux_flag boolean Flag set if the unforced PSF flux failed in this band for any reason. Measured on g-band. 3960
g_cModel_dev_reff_major float arcsec Half-light ellipse of the de Vaucouleurs fit (major axis). Measured on g-band. 3970
g_cModel_dev_reff_minor float arcsec Half-light ellipse of the de Vaucouleurs fit (minor axis). Measured on g-band. 3980
g_cModel_dev_theta float Position angle of the de Vaucouleurs fit ellipse. Measured on g-band. 3990
g_cModel_exp_reff_major float arcsec Half-light ellipse of the exponential fit (major axis). Measured on g-band. 4000
g_cModel_exp_reff_minor float arcsec Half-light ellipse of the exponential fit (minor axis). Measured on g-band. 4010
g_cModel_exp_theta float Position angle of the exponential fit ellipse. Measured on g-band. 4020
g_cModel_chi2 float -ln(likelihood) (chi^2) in CModel fit. Measured on g-band. 4030
g_cModel_devFlux float nJy Flux from the de Vaucouleurs fit. Measured on g-band. 4040
g_cModel_devFluxErr float nJy Flux uncertainty from the de Vaucouleurs fit. Measured on g-band. 4050
g_cModel_expFlux float nJy Flux from the exponential fit. Measured on g-band. 4060
g_cModel_expFluxErr float nJy Flux uncertainty from the exponential fit. Measured on g-band. 4070
g_gaapPsfFlux float nJy GAaP Flux with PSF aperture after reconvolving the image to a Gaussian PSF larger than the original by a factor of 1.15. Forced on g-band. 4080
g_gaapPsfFluxErr float nJy GAaP Flux uncertainty with PSF aperture after multiplying the seeing by 1.15. Forced on g-band. 4090
g_gaap0p7Flux float nJy GAaP Flux with 0.7 arcsec aperture after reconvolving the image to a Gaussian PSF larger than the original by a factor of 1.15. Forced on g-band. 4100
g_gaap0p7FluxErr float nJy GAaP Flux uncertainty with 0.7 arcsec aperture after multiplying the seeing by 1.15. Forced on g-band. 4110
g_gaap1p0Flux float nJy GAaP Flux with 1.0 arcsec aperture after reconvolving the image to a Gaussian PSF larger than the original by a factor of 1.15. Forced on g-band. 4120
g_gaap1p0FluxErr float nJy GAaP Flux uncertainty with 1.0 arcsec aperture after multiplying the seeing by 1.15. Forced on g-band. 4130
g_ixx float pixel**2 Gaussian-weighted adaptive moments. Measured on g-band. 4140
g_iyy float pixel**2 Gaussian-weighted adaptive moments. Measured on g-band. 4150
g_ixy float pixel**2 Gaussian-weighted adaptive moments. Measured on g-band. 4160
g_i_flag boolean General failure flag, set if anything went wrong. Measured on g-band. 4170
g_ixxPSF float pixel**2 Gaussian-weighted adaptive moments of the PSF model at the position of this object. Measured on g-band. 4180
g_iyyPSF float pixel**2 Gaussian-weighted adaptive moments of the PSF model at the position of this object. Measured on g-band. 4190
g_ixyPSF float pixel**2 Gaussian-weighted adaptive moments. Measured on g-band. 4200
g_iPSF_flag boolean Flag set for any failure in the PSF model moments. Measured on g-band. 4210
g_kronRad float pixel Kron radius (sqrt(a*b)). Measured on g-band. 4220
g_kronFlux float nJy Flux measured within an elliptical aperture 2.5 times the Kron radius. Measured on g-band. 4230
g_kronFluxErr float nJy Flux uncertainty from Kron Flux algorithm. Measured on g-band. 4240
g_ap03Flux float nJy Flux within 3.0-pixel radius aperture. Forced on g-band. 4250
g_ap03FluxErr float nJy Flux uncertainty within 3.0-pixel radius aperture. Forced on g-band. 4260
g_ap03Flux_flag boolean Flag set for any failure with the 3.0-pixel radius aperture flux. Forced on g-band. 4270
g_ap06Flux float nJy Flux within 6.0-pixel radius aperture. Forced on g-band. 4280
g_ap06FluxErr float nJy Flux uncertainty within 6.0-pixel radius aperture. Forced on g-band. 4290
g_ap06Flux_flag boolean Flag set for any failure with the 6.0-pixel radius aperture flux. Forced on g-band. 4300
g_ap09Flux float nJy Flux within 9.0-pixel radius aperture. Forced on g-band. 4310
g_ap09FluxErr float nJy Flux uncertainty within 9.0-pixel radius aperture. Forced on g-band. 4320
g_ap09Flux_flag boolean Flag set for any failure with the 9.0-pixel radius aperture flux. Forced on g-band. 4330
g_ap12Flux float nJy Flux within 12.0-pixel radius aperture. Forced on g-band. 4340
g_ap12FluxErr float nJy Flux uncertainty within 12.0-pixel radius aperture. Forced on g-band. 4350
g_ap12Flux_flag boolean Flag set for any failure with the 12.0-pixel radius aperture flux. Forced on g-band. 4360
g_ap17Flux float nJy Flux within 17.0-pixel radius aperture. Forced on g-band. 4370
g_ap17FluxErr float nJy Flux uncertainty within 17.0-pixel radius aperture. Forced on g-band. 4380
g_ap17Flux_flag boolean Flag set for any failure with the 17.0-pixel radius aperture flux. Forced on g-band. 4390
g_ap25Flux float nJy Flux within 25.0-pixel radius aperture. Forced on g-band. 4400
g_ap25FluxErr float nJy Flux uncertainty within 25.0-pixel radius aperture. Forced on g-band. 4410
g_ap25Flux_flag boolean Flag set for any failure with the 25.0-pixel radius aperture flux. Forced on g-band. 4420
g_ap35Flux float nJy Flux within 35.0-pixel radius aperture. Forced on g-band. 4430
g_ap35FluxErr float nJy Flux uncertainty within 35.0-pixel radius aperture. Forced on g-band. 4440
g_ap35Flux_flag boolean Flag set for any failure with the 35.0-pixel radius aperture flux. Forced on g-band. 4450
g_ap50Flux float nJy Flux within 50.0-pixel radius aperture. Forced on g-band. 4460
g_ap50FluxErr float nJy Flux uncertainty within 50.0-pixel radius aperture. Forced on g-band. 4470
g_ap50Flux_flag boolean Flag set for any failure with the 50.0-pixel radius aperture flux. Forced on g-band. 4480
g_ap70Flux float nJy Flux within 70.0-pixel radius aperture. Forced on g-band. 4490
g_ap70FluxErr float nJy Flux uncertainty within 70.0-pixel radius aperture. Forced on g-band. 4500
g_ap70Flux_flag boolean Flag set for any failure with the 70.0-pixel radius aperture flux. Forced on g-band. 4510
g_extendedness float PSF to cModel flux-ratio measure of whether an object is point-like (0) or extended (1). Measured on g-band; values are either 0 or 1. 4520
g_sizeExtendedness float Moments-based comparison of source size to the local PSF to estimate whether an object is point-like (0) or extended (1). Measured on g-band; values range from 0 to 1. 4530
g_model_extendedness float Sersic model flux- and size-based estimate of whether the object is extended (resolved) or not, from 0 (compact) to 1 (extended). Uses g-band fluxes; values range from 0 to 1. 4540
griz_model_extendedness float Sersic model flux- and size-based estimate of whether the object is extended (resolved) or not, from 0 (compact) to 1 (extended). Uses griz-band fluxes; values range from 0 to 1. 4550
g_blendedness float Measure of how much the flux is affected by neighbors, (1 - child_flux/parent_flux). Operates on the absolute value of the pixels to try to obtain a de-noised value. See section 4.9.11 of Bosch et al. 2018, PASJ, 70, S5 for details. Measured on g-band. 4560
g_cModelFlux float nJy Flux from the final CModel fit. Forced on g-band. 4570
g_cModelFluxErr float nJy Flux uncertainty from the final CModel fit. Forced on g-band. 4580
g_cModelMag float mag AB magnitude of cModelFlux. Forced on g-band. 4590 1
g_cModelMagErr float mag Uncertainty in magnitudes on cModelFlux. Forced on g-band. 4600 1
g_cModelFlux_inner float nJy Flux within the fit region, with no extrapolation. Forced on g-band. 4610
g_cModel_fracDev float Fraction of the CModel flux from the De Vaucouleurs (n=4) component. Forced on g-band. 4620
g_free_cModelFlux float nJy Flux from the final CModel fit. Measured on g-band. 4630
g_free_cModelFluxErr float nJy Flux uncertainty from the final CModel fit. Measured on g-band. 4640
g_free_cModelFlux_inner float nJy Flux within the fit region, with no extrapolation. Measured on g-band. 4650
g_free_cModel_fracDev float Fraction of the CModel flux from the De Vaucouleurs (n=4) component. Measured on g-band. 4660
g_free_cModelFlux_flag boolean Flag set if the final CModel fit (or any previous fit) failed. Measured on g-band. 4670
g_free_cModel_devFlux float nJy Flux from the de Vaucouleurs fit. Measured on g-band. 4680
g_free_cModel_devFluxErr float nJy Flux uncertainty from the de Vaucouleurs fit. Measured on g-band. 4690
g_free_cModel_expFlux float nJy Flux from the exponential fit. Measured on g-band. 4700
g_free_cModel_expFluxErr float nJy Flux uncertainty from the exponential fit. Measured on g-band. 4710
g_moments_g1 float Moments-based G1 shear ellipticity parameter (g-band) 4720
g_moments_g2 float Moments-based G2 shear ellipticity parameter (g-band) 4730
g_moments_trace float arcsec Moments-based trace radius (g-band) 4740
g_moments_flag boolean Failure flag for moments (g-band) 4750
g_moments_psf_g1 float Moments-based G1 ellipticity of of the PSF (g-band) 4760
g_moments_psf_g2 float Moments-based G2 ellipticity of of the PSF (g-band) 4770
g_moments_psf_trace float arcsec Moments-based trace radius of the PSF (g-band) 4780
g_moments_psf_flag boolean Failure flag for PSF moments (g-band) 4790
g_moments_psf_debiased_g1 float Moments-based G1 ellipticity of the PSF, debiased (g-band) 4800
g_moments_psf_debiased_g2 float Moments-based G2 ellipticity of the PSF, debiased (g-band) 4810
g_moments_psf_debiased_trace float arcsec Moments-based trace radius of the PSF, debiased (g-band) 4820
g_moments_psf_debiased_flag boolean Failure flag for the debiased PSF moments (g-band) 4830
g_hsmShapeRegauss_e1 float PSF-corrected shear using the Hirata & Seljak (2003) Regaussianization algorithm. Measured on g-band. 4840
g_hsmShapeRegauss_e2 float PSF-corrected shear using the Hirata & Seljak (2003) Regaussianization algorithm. Measured on g-band. 4850
g_hsmShapeRegauss_sigma float PSF-corrected shear using the Hirata & Seljak (2003) Regaussianization algorithm. Measured on g-band. 4860
g_hsmShapeRegauss_flag boolean Flag set for any failure with the Regaussianziation shapes. Measured on g-band. 4870
g_hsm_moments_30 float HSM higher-order moment 30. Measured on g-band. 4880
g_hsm_momentsPsf_30 float HSM higher-order moment 30 measured on the PSF model at the position of the object. Measured on g-band. 4890
g_hsm_moments_21 float HSM higher-order moment 21. Measured on g-band. 4900
g_hsm_momentsPsf_21 float HSM higher-order moment 21 measured on the PSF model at the position of the object. Measured on g-band. 4910
g_hsm_moments_12 float HSM higher-order moment 12. Measured on g-band. 4920
g_hsm_momentsPsf_12 float HSM higher-order moment 12 measured on the PSF model at the position of the object. Measured on g-band. 4930
g_hsm_moments_03 float HSM higher-order moment 03. Measured on g-band. 4940
g_hsm_momentsPsf_03 float HSM higher-order moment 03 measured on the PSF model at the position of the object. Measured on g-band. 4950
g_hsm_moments_40 float HSM higher-order moment 40. Measured on g-band. 4960
g_hsm_momentsPsf_40 float HSM higher-order moment 40 measured on the PSF model at the position of the object. Measured on g-band. 4970
g_hsm_moments_31 float HSM higher-order moment 31. Measured on g-band. 4980
g_hsm_momentsPsf_31 float HSM higher-order moment 31 measured on the PSF model at the position of the object. Measured on g-band. 4990
g_hsm_moments_22 float HSM higher-order moment 22. Measured on g-band. 5000
g_hsm_momentsPsf_22 float HSM higher-order moment 22 measured on the PSF model at the position of the object. Measured on g-band. 5010
g_hsm_moments_13 float HSM higher-order moment 13. Measured on g-band. 5020
g_hsm_momentsPsf_13 float HSM higher-order moment 13 measured on the PSF model at the position of the object. Measured on g-band. 5030
g_hsm_moments_04 float HSM higher-order moment 04. Measured on g-band. 5040
g_hsm_momentsPsf_04 float HSM higher-order moment 04 measured on the PSF model at the position of the object. Measured on g-band. 5050
g_hsm_moments_flag boolean Flag set for any failure in the HSM higher-order moments. Measured on g-band. 5060
g_hsm_momentsPsf_flag boolean Flag set for any failure in the HSM higher-order moment on the PSF model. Measured on g-band. 5070
g_inputCount int Number of images contributing at center, not including any clipping. Forced on g-band. 5080
g_deblend_dataCoverage float Fraction of data that contained good data, ie. 1 - number of no data pixels/total number of pixels in the g-band. 5090
g_deblend_blendedness float Blendedness in the deconvolved scarlet space. 5100
g_deblend_fluxOverlap float The total flux from neighboring objects that overlaps with this sources footprint in the deconvolved space. 5110
g_deblend_fluxOverlapFraction float Fraction of flux from neighbors / source flux in the deconvolved footprint. 5120
g_deblend_zeroFlux boolean True when there was no flux attributed to this object after flux redistribution in the deblender. 5130
g_psfModel_TwoGaussian_gauss1_sigma_x float pixel Standard deviation of the first Gaussian component (x-axis) in the two-Gaussian PSF model (g-band). 5140
g_psfModel_TwoGaussian_gauss1_sigma_y float pixel Standard deviation of the first Gaussian component (y-axis) in the two-Gaussian PSF model (g-band). 5150
g_psfModel_TwoGaussian_gauss1_rho float Ellipse rho (correlation coefficient) of the first Gaussian component in the two-Gaussian PSF model (g-band). 5160
g_psfModel_TwoGaussian_gauss1_fluxfrac float Fraction of the total flux (normalized to unity) of the first Gaussian component in the two-Gaussian PSF model (g-band). 5170
g_psfModel_TwoGaussian_gauss2_sigma_x float pixel Standard deviation of the second Gaussian component (x-axis) in the two-Gaussian PSF model (g-band). 5180
g_psfModel_TwoGaussian_gauss2_sigma_y float pixel Standard deviation of the second Gaussian component (y-axis) in the two-Gaussian PSF model (g-band). 5190
g_psfModel_TwoGaussian_gauss2_rho float Ellipse rho (correlation coefficient) of the second Gaussian component in the two-Gaussian PSF model (g-band). 5200
g_psfModel_TwoGaussian_n_iter int Number of iterations in the non-linear fit for the two-Gaussian PSF model (g-band). 5210
g_psfModel_TwoGaussian_chi2_reduced float Reduced chi-squared of the best-fit model parameters (chi divided the number of data points) for the two-Gaussian PSF model (g-band). 5220
g_psfModel_TwoGaussian_unknown_flag boolean Flag set for failures with an unexpected or unknown cause for the two-Gaussian PSF model (g-band). 5230
g_psfModel_TwoGaussian_no_inputs_flag boolean Flag set for objects not fit because there were no coadd PSF inputs for the two-Gaussian PSF model (g-band). 5240
g_inputCount_flag boolean Flag set for any failure in computing the number of inputs. Forced on g-band. 5250
g_inputCount_flag_noInputs boolean No coadd inputs were recorded. Forced on g-band. 5260
g_psfFlux_area float pixel Effective area of PSF. Forced on g-band. 5270
g_psfFlux_flag boolean General Failure Flag. Forced on g-band. 5280
g_psfFlux_flag_apCorr boolean Flag set if unable to aperture-correct the PSF flux. Forced on g-band. 5290
g_psfFlux_flag_edge boolean Object was too close to the edge of the image to use the full PSF model. Forced on g-band. 5300
g_psfFlux_flag_noGoodPixels boolean Not enough non-rejected pixels in data to attempt the fit. Forced on g-band. 5310
g_cModel_flag boolean Flag set if the final CModel fit (or any previous fit) failed. Forced on g-band. 5320
g_cModel_flag_apCorr boolean Flag set if unable to aperture-correct the CModel flux. Forced on g-band. 5330
g_gaapFlux_flag boolean Flag set for any failure in the GAaP photometry. Forced on g-band. 5340
g_gaapFlux_flag_edge boolean Source is too close to the edge. Forced on g-band. 5350
g_blendedness_flag boolean Flag set for any failure in the blendedness algorithm. Measured on g-band. 5360
g_pixelFlags_bad boolean Deprecated; only set when there is no g-band data. 5370
g_pixelFlags_clipped boolean Artifacts were rejected by warp comparison in this object's footprint. Measured on g-band. 5380
g_pixelFlags_clippedCenter boolean Artifacts were rejected by warp comparison in this object's center. Measured on g-band. 5390
g_pixelFlags_cr boolean A cosmic ray was detected and interpolated in this object's footprint. Measured on g-band. 5400
g_pixelFlags_crCenter boolean A cosmic ray was detected and interpolated in this object's center. Measured on g-band. 5410
g_pixelFlags_edge boolean Deprecated; only set when there is no g-band data. 5420
g_pixelFlags_inexact_psf boolean The PSF model is discontinuous in this object's footprint. Measured on g-band. 5430
g_pixelFlags_inexact_psfCenter boolean The PSF model is discontinuosu near this object's center. Measured on g-band. 5440
g_pixelFlags_interpolated boolean An interpolated pixel contributed to the coadd in this object's footprint. Measured on g-band. 5450
g_pixelFlags_interpolatedCenter boolean An interpolated pixel contributed to the coadd near this object's center. Measured on g-band. 5460
g_pixelFlags_nodata boolean No pixel data was available in this band for this object. Measured on g-band. 5470
g_pixelFlags_offimage boolean Deprecated; only set when there is no g-band data. 5480
g_pixelFlags_saturated boolean Saturated pixels were rejected from this object's footprint, but would otherwise have contributed more than 10% of at least one pixel. Measured on g-band. 5490
g_pixelFlags_saturatedCenter boolean Saturated pixels were rjected from near this object's center, but would otherwise have contributed more than 10% of at least one pixel. Measured on g-band. 5500
g_pixelFlags_sensor_edge boolean A detector boundary passed through this object's footprint. Measured on g-band. 5510
g_pixelFlags_sensor_edgeCenter boolean A detector boundary passed close to this object's center. Measured on g-band. 5520
g_pixelFlags_suspect boolean Deprecated; only set when there is no g-band data. 5530
g_pixelFlags_suspectCenter boolean Deprecated; only set when there is no g-band data. 5540
g_extendedness_flag boolean Flag set for any failure in the flux-ratio extendedness. Measured on g-band. 5550
g_sizeExtendedness_flag boolean Flag set for any failure in the moments-based extendedness. Measured on g-band. 5560
g_invalidPsfFlag boolean This object has an invalid PSF (usually no inputs). Measured on g-band. 5570
g_calib_astrometry_used boolean Propagated from sources. Measured on g-band. 5580
g_calib_photometry_used boolean Propagated from sources. Measured on g-band. 5590
g_calib_psf_candidate boolean Propagated from sources. Measured on g-band. 5600
g_calib_psf_reserved boolean Propagated from sources. Measured on g-band. 5610
g_calib_psf_used boolean Propagated from sources. Measured on g-band. 5620
g_apFlux_flag boolean Duplicate of g_ap12Flux_flag. 5630
g_apFlux_flag_apertureTruncated boolean Duplicate of g_ap12Flux_flag_apertureTruncated. 5640
g_apFlux_flag_sincCoeffsTruncated boolean Duplicate of g_ap12Flux_flag_sincCoeffsTruncated. Measured on g-band. 5650
g_centroid_flag boolean Flag set for any failure in the centroid algorithm. Measured on g-band. 5660
g_kronFlux_flag boolean Flag set for any failure in the Kron photometry. Measured on g-band. 5670
g_kronFlux_flag_bad_radius boolean Bad Kron radius. Measured on g-band. 5680
g_kronFlux_flag_bad_shape boolean Shape for measuring Kron radius is bad; used PSF shape. Measured on g-band. 5690
g_kronFlux_flag_bad_shape_no_psf boolean Bad shape and no PSF. Measured on g-band. 5700
g_kronFlux_flag_edge boolean Bad measurement due to image edge. Measured on g-band. 5710
g_kronFlux_flag_no_fallback_radius boolean No minimum radius and no PSF provided. Measured on g-band. 5720
g_kronFlux_flag_no_minimum_radius boolean Minimum radius could not enforced, no minimum value or PSF. Measured on g-band. 5730
g_kronFlux_flag_small_radius boolean Measured Kron radius was smaller than that of the PSF. Measured on g-band. 5740
g_kronFlux_flag_used_minimum_radius boolean Used the minimum radius for the Kron radius. Measured on g-band. 5750
g_kronFlux_flag_used_psf_radius boolean Kron radius fell back to being derived from the PSF radius. Measured on g-band. 5760
r_ra double deg Position in right ascension, measured on r-band. pos.eq.ra 5770
r_dec double deg Position in declination, measured on r-band. pos.eq.dec 5780
r_raErr float deg Error in right ascension, measured on r-band. stat.error;pos.eq.ra 5790
r_decErr float deg Error in declination, measured on r-band. stat.error;pos.eq.dec 5800
r_ra_dec_Cov float deg**2 Covariance between right ascension and declination, measured on r-band. stat.covariance;pos.eq.ra;pos.eq.dec 5810
r_psfFlux float nJy Flux derived from using the PSF model as a weight function. Forced on r-band. 5820
r_psfFluxErr float nJy Flux uncertainty derived from using the PSF model as a weight function. Forced on r-band. 5830
r_psfMag float mag AB magnitude of the r-band psfFlux. 5840 1
r_psfMagErr float mag Uncertainty in magnitudes of the r-band psfFlux. 5850 1
r_free_psfFlux float nJy Flux derived from using the PSF model as a weight function. Measured on r-band. 5860
r_free_psfFluxErr float nJy Flux uncertainty derived from using the PSF model as a weight function. Measured on r-band. 5870
r_free_psfFlux_flag boolean Flag set if the unforced PSF flux failed in this band for any reason. Measured on r-band. 5880
r_cModel_dev_reff_major float arcsec Half-light ellipse of the de Vaucouleurs fit (major axis). Measured on r-band. 5890
r_cModel_dev_reff_minor float arcsec Half-light ellipse of the de Vaucouleurs fit (minor axis). Measured on r-band. 5900
r_cModel_dev_theta float Position angle of the de Vaucouleurs fit ellipse. Measured on r-band. 5910
r_cModel_exp_reff_major float arcsec Half-light ellipse of the exponential fit (major axis). Measured on r-band. 5920
r_cModel_exp_reff_minor float arcsec Half-light ellipse of the exponential fit (minor axis). Measured on r-band. 5930
r_cModel_exp_theta float Position angle of the exponential fit ellipse. Measured on r-band. 5940
r_cModel_chi2 float -ln(likelihood) (chi^2) in CModel fit. Measured on r-band. 5950
r_cModel_devFlux float nJy Flux from the de Vaucouleurs fit. Measured on r-band. 5960
r_cModel_devFluxErr float nJy Flux uncertainty from the de Vaucouleurs fit. Measured on r-band. 5970
r_cModel_expFlux float nJy Flux from the exponential fit. Measured on r-band. 5980
r_cModel_expFluxErr float nJy Flux uncertainty from the exponential fit. Measured on r-band. 5990
r_gaapPsfFlux float nJy GAaP Flux with PSF aperture after reconvolving the image to a Gaussian PSF larger than the original by a factor of 1.15. Forced on r-band. 6000
r_gaapPsfFluxErr float nJy GAaP Flux uncertainty with PSF aperture after multiplying the seeing by 1.15. Forced on r-band. 6010
r_gaap0p7Flux float nJy GAaP Flux with 0.7 arcsec aperture after reconvolving the image to a Gaussian PSF larger than the original by a factor of 1.15. Forced on r-band. 6020
r_gaap0p7FluxErr float nJy GAaP Flux uncertainty with 0.7 arcsec aperture after multiplying the seeing by 1.15. Forced on r-band. 6030
r_gaap1p0Flux float nJy GAaP Flux with 1.0 arcsec aperture after reconvolving the image to a Gaussian PSF larger than the original by a factor of 1.15. Forced on r-band. 6040
r_gaap1p0FluxErr float nJy GAaP Flux uncertainty with 1.0 arcsec aperture after multiplying the seeing by 1.15. Forced on r-band. 6050
r_ixx float pixel**2 Gaussian-weighted adaptive moments. Measured on r-band. 6060
r_iyy float pixel**2 Gaussian-weighted adaptive moments. Measured on r-band. 6070
r_ixy float pixel**2 Gaussian-weighted adaptive moments. Measured on r-band. 6080
r_i_flag boolean General failure flag, set if anything went wrong. Measured on r-band. 6090
r_ixxPSF float pixel**2 Gaussian-weighted adaptive moments of the PSF model at the position of this object. Measured on r-band. 6100
r_iyyPSF float pixel**2 Gaussian-weighted adaptive moments of the PSF model at the position of this object. Measured on r-band. 6110
r_ixyPSF float pixel**2 Gaussian-weighted adaptive moments. Measured on r-band. 6120
r_iPSF_flag boolean Flag set for any failure in the PSF model moments. Measured on r-band. 6130
r_kronRad float pixel Kron radius (sqrt(a*b)). Measured on r-band. 6140
r_kronFlux float nJy Flux measured within an elliptical aperture 2.5 times the Kron radius. Measured on r-band. 6150
r_kronFluxErr float nJy Flux uncertainty from Kron Flux algorithm. Measured on r-band. 6160
r_ap03Flux float nJy Flux within 3.0-pixel radius aperture. Forced on r-band. 6170
r_ap03FluxErr float nJy Flux uncertainty within 3.0-pixel radius aperture. Forced on r-band. 6180
r_ap03Flux_flag boolean Flag set for any failure with the 3.0-pixel radius aperture flux. Forced on r-band. 6190
r_ap06Flux float nJy Flux within 6.0-pixel radius aperture. Forced on r-band. 6200
r_ap06FluxErr float nJy Flux uncertainty within 6.0-pixel radius aperture. Forced on r-band. 6210
r_ap06Flux_flag boolean Flag set for any failure with the 6.0-pixel radius aperture flux. Forced on r-band. 6220
r_ap09Flux float nJy Flux within 9.0-pixel radius aperture. Forced on r-band. 6230
r_ap09FluxErr float nJy Flux uncertainty within 9.0-pixel radius aperture. Forced on r-band. 6240
r_ap09Flux_flag boolean Flag set for any failure with the 9.0-pixel radius aperture flux. Forced on r-band. 6250
r_ap12Flux float nJy Flux within 12.0-pixel radius aperture. Forced on r-band. 6260
r_ap12FluxErr float nJy Flux uncertainty within 12.0-pixel radius aperture. Forced on r-band. 6270
r_ap12Flux_flag boolean Flag set for any failure with the 12.0-pixel radius aperture flux. Forced on r-band. 6280
r_ap17Flux float nJy Flux within 17.0-pixel radius aperture. Forced on r-band. 6290
r_ap17FluxErr float nJy Flux uncertainty within 17.0-pixel radius aperture. Forced on r-band. 6300
r_ap17Flux_flag boolean Flag set for any failure with the 17.0-pixel radius aperture flux. Forced on r-band. 6310
r_ap25Flux float nJy Flux within 25.0-pixel radius aperture. Forced on r-band. 6320
r_ap25FluxErr float nJy Flux uncertainty within 25.0-pixel radius aperture. Forced on r-band. 6330
r_ap25Flux_flag boolean Flag set for any failure with the 25.0-pixel radius aperture flux. Forced on r-band. 6340
r_ap35Flux float nJy Flux within 35.0-pixel radius aperture. Forced on r-band. 6350
r_ap35FluxErr float nJy Flux uncertainty within 35.0-pixel radius aperture. Forced on r-band. 6360
r_ap35Flux_flag boolean Flag set for any failure with the 35.0-pixel radius aperture flux. Forced on r-band. 6370
r_ap50Flux float nJy Flux within 50.0-pixel radius aperture. Forced on r-band. 6380
r_ap50FluxErr float nJy Flux uncertainty within 50.0-pixel radius aperture. Forced on r-band. 6390
r_ap50Flux_flag boolean Flag set for any failure with the 50.0-pixel radius aperture flux. Forced on r-band. 6400
r_ap70Flux float nJy Flux within 70.0-pixel radius aperture. Forced on r-band. 6410
r_ap70FluxErr float nJy Flux uncertainty within 70.0-pixel radius aperture. Forced on r-band. 6420
r_ap70Flux_flag boolean Flag set for any failure with the 70.0-pixel radius aperture flux. Forced on r-band. 6430
r_extendedness float PSF to cModel flux-ratio measure of whether an object is point-like (0) or extended (1). Measured on r-band; values are either 0 or 1. 6440
r_sizeExtendedness float Moments-based comparison of source size to the local PSF to estimate whether an object is point-like (0) or extended (1). Measured on r-band; values range from 0 to 1. 6450
r_model_extendedness float Sersic model flux- and size-based estimate of whether the object is extended (resolved) or not, from 0 (compact) to 1 (extended). Uses r-band fluxes; values range from 0 to 1. 6460
r_blendedness float Measure of how much the flux is affected by neighbors, (1 - child_flux/parent_flux). Operates on the absolute value of the pixels to try to obtain a de-noised value. See section 4.9.11 of Bosch et al. 2018, PASJ, 70, S5 for details. Measured on r-band. 6470
r_cModelFlux float nJy Flux from the final CModel fit. Forced on r-band. 6480
r_cModelFluxErr float nJy Flux uncertainty from the final CModel fit. Forced on r-band. 6490
r_cModelMag float mag AB magnitude of cModelFlux. Forced on r-band. 6500 1
r_cModelMagErr float mag Uncertainty in magnitudes on cModelFlux. Forced on r-band. 6510 1
r_cModelFlux_inner float nJy Flux within the fit region, with no extrapolation. Forced on r-band. 6520
r_cModel_fracDev float Fraction of the CModel flux from the De Vaucouleurs (n=4) component. Forced on r-band. 6530
r_free_cModelFlux float nJy Flux from the final CModel fit. Measured on r-band. 6540
r_free_cModelFluxErr float nJy Flux uncertainty from the final CModel fit. Measured on r-band. 6550
r_free_cModelFlux_inner float nJy Flux within the fit region, with no extrapolation. Measured on r-band. 6560
r_free_cModel_fracDev float Fraction of the CModel flux from the De Vaucouleurs (n=4) component. Measured on r-band. 6570
r_free_cModelFlux_flag boolean Flag set if the final CModel fit (or any previous fit) failed. Measured on r-band. 6580
r_free_cModel_devFlux float nJy Flux from the de Vaucouleurs fit. Measured on r-band. 6590
r_free_cModel_devFluxErr float nJy Flux uncertainty from the de Vaucouleurs fit. Measured on r-band. 6600
r_free_cModel_expFlux float nJy Flux from the exponential fit. Measured on r-band. 6610
r_free_cModel_expFluxErr float nJy Flux uncertainty from the exponential fit. Measured on r-band. 6620
r_moments_g1 float Moments-based G1 shear ellipticity parameter (r-band) 6630
r_moments_g2 float Moments-based G2 shear ellipticity parameter (r-band) 6640
r_moments_trace float arcsec Moments-based trace radius (r-band) 6650
r_moments_flag boolean Failure flag for moments (r-band) 6660
r_moments_psf_g1 float Moments-based G1 ellipticity of of the PSF (r-band) 6670
r_moments_psf_g2 float Moments-based G2 ellipticity of of the PSF (r-band) 6680
r_moments_psf_trace float arcsec Moments-based trace radius of the PSF (r-band) 6690
r_moments_psf_flag boolean Failure flag for PSF moments (r-band) 6700
r_moments_psf_debiased_g1 float Moments-based G1 ellipticity of the PSF, debiased (r-band) 6710
r_moments_psf_debiased_g2 float Moments-based G2 ellipticity of the PSF, debiased (r-band) 6720
r_moments_psf_debiased_trace float arcsec Moments-based trace radius of the PSF, debiased (r-band) 6730
r_moments_psf_debiased_flag boolean Failure flag for the debiased PSF moments (r-band) 6740
r_hsmShapeRegauss_e1 float PSF-corrected shear using the Hirata & Seljak (2003) Regaussianization algorithm. Measured on r-band. 6750
r_hsmShapeRegauss_e2 float PSF-corrected shear using the Hirata & Seljak (2003) Regaussianization algorithm. Measured on r-band. 6760
r_hsmShapeRegauss_sigma float PSF-corrected shear using the Hirata & Seljak (2003) Regaussianization algorithm. Measured on r-band. 6770
r_hsmShapeRegauss_flag boolean Flag set for any failure with the Regaussianziation shapes. Measured on r-band. 6780
r_hsm_moments_30 float HSM higher-order moment 30. Measured on r-band. 6790
r_hsm_momentsPsf_30 float HSM higher-order moment 30 measured on the PSF model at the position of the object. Measured on r-band. 6800
r_hsm_moments_21 float HSM higher-order moment 21. Measured on r-band. 6810
r_hsm_momentsPsf_21 float HSM higher-order moment 21 measured on the PSF model at the position of the object. Measured on r-band. 6820
r_hsm_moments_12 float HSM higher-order moment 12. Measured on r-band. 6830
r_hsm_momentsPsf_12 float HSM higher-order moment 12 measured on the PSF model at the position of the object. Measured on r-band. 6840
r_hsm_moments_03 float HSM higher-order moment 03. Measured on r-band. 6850
r_hsm_momentsPsf_03 float HSM higher-order moment 03 measured on the PSF model at the position of the object. Measured on r-band. 6860
r_hsm_moments_40 float HSM higher-order moment 40. Measured on r-band. 6870
r_hsm_momentsPsf_40 float HSM higher-order moment 40 measured on the PSF model at the position of the object. Measured on r-band. 6880
r_hsm_moments_31 float HSM higher-order moment 31. Measured on r-band. 6890
r_hsm_momentsPsf_31 float HSM higher-order moment 31 measured on the PSF model at the position of the object. Measured on r-band. 6900
r_hsm_moments_22 float HSM higher-order moment 22. Measured on r-band. 6910
r_hsm_momentsPsf_22 float HSM higher-order moment 22 measured on the PSF model at the position of the object. Measured on r-band. 6920
r_hsm_moments_13 float HSM higher-order moment 13. Measured on r-band. 6930
r_hsm_momentsPsf_13 float HSM higher-order moment 13 measured on the PSF model at the position of the object. Measured on r-band. 6940
r_hsm_moments_04 float HSM higher-order moment 04. Measured on r-band. 6950
r_hsm_momentsPsf_04 float HSM higher-order moment 04 measured on the PSF model at the position of the object. Measured on r-band. 6960
r_hsm_moments_flag boolean Flag set for any failure in the HSM higher-order moments. Measured on r-band. 6970
r_hsm_momentsPsf_flag boolean Flag set for any failure in the HSM higher-order moment on the PSF model. Measured on r-band. 6980
r_inputCount int Number of images contributing at center, not including any clipping. Forced on r-band. 6990
r_deblend_dataCoverage float Fraction of data that contained good data, ie. 1 - number of no data pixels/total number of pixels in the r-band. 7000
r_deblend_blendedness float Blendedness in the deconvolved scarlet space. 7010
r_deblend_fluxOverlap float The total flux from neighboring objects that overlaps with this sources footprint in the deconvolved space. 7020
r_deblend_fluxOverlapFraction float Fraction of flux from neighbors / source flux in the deconvolved footprint. 7030
r_deblend_zeroFlux boolean True when there was no flux attributed to this object after flux redistribution in the deblender. 7040
r_psfModel_TwoGaussian_gauss1_sigma_x float pixel Standard deviation of the first Gaussian component (x-axis) in the two-Gaussian PSF model (r-band). 7050
r_psfModel_TwoGaussian_gauss1_sigma_y float pixel Standard deviation of the first Gaussian component (y-axis) in the two-Gaussian PSF model (r-band). 7060
r_psfModel_TwoGaussian_gauss1_rho float Ellipse rho (correlation coefficient) of the first Gaussian component in the two-Gaussian PSF model (r-band). 7070
r_psfModel_TwoGaussian_gauss1_fluxfrac float Fraction of the total flux (normalized to unity) of the first Gaussian component in the two-Gaussian PSF model (r-band). 7080
r_psfModel_TwoGaussian_gauss2_sigma_x float pixel Standard deviation of the second Gaussian component (x-axis) in the two-Gaussian PSF model (r-band). 7090
r_psfModel_TwoGaussian_gauss2_sigma_y float pixel Standard deviation of the second Gaussian component (y-axis) in the two-Gaussian PSF model (r-band). 7100
r_psfModel_TwoGaussian_gauss2_rho float Ellipse rho (correlation coefficient) of the second Gaussian component in the two-Gaussian PSF model (r-band). 7110
r_psfModel_TwoGaussian_n_iter int Number of iterations in the non-linear fit for the two-Gaussian PSF model (r-band). 7120
r_psfModel_TwoGaussian_chi2_reduced float Reduced chi-squared of the best-fit model parameters (chi divided the number of data points) for the two-Gaussian PSF model (r-band). 7130
r_psfModel_TwoGaussian_unknown_flag boolean Flag set for failures with an unexpected or unknown cause for the two-Gaussian PSF model (r-band). 7140
r_psfModel_TwoGaussian_no_inputs_flag boolean Flag set for objects not fit because there were no coadd PSF inputs for the two-Gaussian PSF model (r-band). 7150
r_inputCount_flag boolean Flag set for any failure in computing the number of inputs. Forced on r-band. 7160
r_inputCount_flag_noInputs boolean No coadd inputs were recorded. Forced on r-band. 7170
r_psfFlux_area float pixel Effective area of PSF. Forced on r-band. 7180
r_psfFlux_flag boolean General Failure Flag. Forced on r-band. 7190
r_psfFlux_flag_apCorr boolean Flag set if unable to aperture-correct the PSF flux. Forced on r-band. 7200
r_psfFlux_flag_edge boolean Object was too close to the edge of the image to use the full PSF model. Forced on r-band. 7210
r_psfFlux_flag_noGoodPixels boolean Not enough non-rejected pixels in data to attempt the fit. Forced on r-band. 7220
r_cModel_flag boolean Flag set if the final CModel fit (or any previous fit) failed. Forced on r-band. 7230
r_cModel_flag_apCorr boolean Flag set if unable to aperture-correct the CModel flux. Forced on r-band. 7240
r_gaapFlux_flag boolean Flag set for any failure in the GAaP photometry. Forced on r-band. 7250
r_gaapFlux_flag_edge boolean Source is too close to the edge. Forced on r-band. 7260
r_blendedness_flag boolean Flag set for any failure in the blendedness algorithm. Measured on r-band. 7270
r_pixelFlags_bad boolean Deprecated; only set when there is no r-band data. 7280
r_pixelFlags_clipped boolean Artifacts were rejected by warp comparison in this object's footprint. Measured on r-band. 7290
r_pixelFlags_clippedCenter boolean Artifacts were rejected by warp comparison in this object's center. Measured on r-band. 7300
r_pixelFlags_cr boolean A cosmic ray was detected and interpolated in this object's footprint. Measured on r-band. 7310
r_pixelFlags_crCenter boolean A cosmic ray was detected and interpolated in this object's center. Measured on r-band. 7320
r_pixelFlags_edge boolean Deprecated; only set when there is no r-band data. 7330
r_pixelFlags_inexact_psf boolean The PSF model is discontinuous in this object's footprint. Measured on r-band. 7340
r_pixelFlags_inexact_psfCenter boolean The PSF model is discontinuosu near this object's center. Measured on r-band. 7350
r_pixelFlags_interpolated boolean An interpolated pixel contributed to the coadd in this object's footprint. Measured on r-band. 7360
r_pixelFlags_interpolatedCenter boolean An interpolated pixel contributed to the coadd near this object's center. Measured on r-band. 7370
r_pixelFlags_nodata boolean No pixel data was available in this band for this object. Measured on r-band. 7380
r_pixelFlags_offimage boolean Deprecated; only set when there is no r-band data. 7390
r_pixelFlags_saturated boolean Saturated pixels were rejected from this object's footprint, but would otherwise have contributed more than 10% of at least one pixel. Measured on r-band. 7400
r_pixelFlags_saturatedCenter boolean Saturated pixels were rjected from near this object's center, but would otherwise have contributed more than 10% of at least one pixel. Measured on r-band. 7410
r_pixelFlags_sensor_edge boolean A detector boundary passed through this object's footprint. Measured on r-band. 7420
r_pixelFlags_sensor_edgeCenter boolean A detector boundary passed close to this object's center. Measured on r-band. 7430
r_pixelFlags_suspect boolean Deprecated; only set when there is no r-band data. 7440
r_pixelFlags_suspectCenter boolean Deprecated; only set when there is no r-band data. 7450
r_extendedness_flag boolean Flag set for any failure in the flux-ratio extendedness. Measured on r-band. 7460
r_sizeExtendedness_flag boolean Flag set for any failure in the moments-based extendedness. Measured on r-band. 7470
r_invalidPsfFlag boolean This object has an invalid PSF (usually no inputs). Measured on r-band. 7480
r_calib_astrometry_used boolean Propagated from sources. Measured on r-band. 7490
r_calib_photometry_used boolean Propagated from sources. Measured on r-band. 7500
r_calib_psf_candidate boolean Propagated from sources. Measured on r-band. 7510
r_calib_psf_reserved boolean Propagated from sources. Measured on r-band. 7520
r_calib_psf_used boolean Propagated from sources. Measured on r-band. 7530
r_apFlux_flag boolean Duplicate of r_ap12Flux_flag. 7540
r_apFlux_flag_apertureTruncated boolean Duplicate of r_ap12Flux_flag_apertureTruncated. 7550
r_apFlux_flag_sincCoeffsTruncated boolean Duplicate of r_ap12Flux_flag_sincCoeffsTruncated. Measured on r-band. 7560
r_centroid_flag boolean Flag set for any failure in the centroid algorithm. Measured on r-band. 7570
r_kronFlux_flag boolean Flag set for any failure in the Kron photometry. Measured on r-band. 7580
r_kronFlux_flag_bad_radius boolean Bad Kron radius. Measured on r-band. 7590
r_kronFlux_flag_bad_shape boolean Shape for measuring Kron radius is bad; used PSF shape. Measured on r-band. 7600
r_kronFlux_flag_bad_shape_no_psf boolean Bad shape and no PSF. Measured on r-band. 7610
r_kronFlux_flag_edge boolean Bad measurement due to image edge. Measured on r-band. 7620
r_kronFlux_flag_no_fallback_radius boolean No minimum radius and no PSF provided. Measured on r-band. 7630
r_kronFlux_flag_no_minimum_radius boolean Minimum radius could not enforced, no minimum value or PSF. Measured on r-band. 7640
r_kronFlux_flag_small_radius boolean Measured Kron radius was smaller than that of the PSF. Measured on r-band. 7650
r_kronFlux_flag_used_minimum_radius boolean Used the minimum radius for the Kron radius. Measured on r-band. 7660
r_kronFlux_flag_used_psf_radius boolean Kron radius fell back to being derived from the PSF radius. Measured on r-band. 7670
i_ra double deg Position in right ascension, measured on i-band. pos.eq.ra 7680
i_dec double deg Position in declination, measured on i-band. pos.eq.dec 7690
i_raErr float deg Error in right ascension, measured on i-band. stat.error;pos.eq.ra 7700
i_decErr float deg Error in declination, measured on i-band. stat.error;pos.eq.dec 7710
i_ra_dec_Cov float deg**2 Covariance between right ascension and declination, measured on i-band. stat.covariance;pos.eq.ra;pos.eq.dec 7720
i_psfFlux float nJy Flux derived from using the PSF model as a weight function. Forced on i-band. 7730
i_psfFluxErr float nJy Flux uncertainty derived from using the PSF model as a weight function. Forced on i-band. 7740
i_psfMag float mag AB magnitude of the i-band psfFlux. 7750 1
i_psfMagErr float mag Uncertainty in magnitudes of the i-band psfFlux. 7760 1
i_free_psfFlux float nJy Flux derived from using the PSF model as a weight function. Measured on i-band. 7770
i_free_psfFluxErr float nJy Flux uncertainty derived from using the PSF model as a weight function. Measured on i-band. 7780
i_free_psfFlux_flag boolean Flag set if the unforced PSF flux failed in this band for any reason. Measured on i-band. 7790
i_cModel_dev_reff_major float arcsec Half-light ellipse of the de Vaucouleurs fit (major axis). Measured on i-band. 7800
i_cModel_dev_reff_minor float arcsec Half-light ellipse of the de Vaucouleurs fit (minor axis). Measured on i-band. 7810
i_cModel_dev_theta float Position angle of the de Vaucouleurs fit ellipse. Measured on i-band. 7820
i_cModel_exp_reff_major float arcsec Half-light ellipse of the exponential fit (major axis). Measured on i-band. 7830
i_cModel_exp_reff_minor float arcsec Half-light ellipse of the exponential fit (minor axis). Measured on i-band. 7840
i_cModel_exp_theta float Position angle of the exponential fit ellipse. Measured on i-band. 7850
i_cModel_chi2 float -ln(likelihood) (chi^2) in CModel fit. Measured on i-band. 7860
i_cModel_devFlux float nJy Flux from the de Vaucouleurs fit. Measured on i-band. 7870
i_cModel_devFluxErr float nJy Flux uncertainty from the de Vaucouleurs fit. Measured on i-band. 7880
i_cModel_expFlux float nJy Flux from the exponential fit. Measured on i-band. 7890
i_cModel_expFluxErr float nJy Flux uncertainty from the exponential fit. Measured on i-band. 7900
i_gaapPsfFlux float nJy GAaP Flux with PSF aperture after reconvolving the image to a Gaussian PSF larger than the original by a factor of 1.15. Forced on i-band. 7910
i_gaapPsfFluxErr float nJy GAaP Flux uncertainty with PSF aperture after multiplying the seeing by 1.15. Forced on i-band. 7920
i_gaap0p7Flux float nJy GAaP Flux with 0.7 arcsec aperture after reconvolving the image to a Gaussian PSF larger than the original by a factor of 1.15. Forced on i-band. 7930
i_gaap0p7FluxErr float nJy GAaP Flux uncertainty with 0.7 arcsec aperture after multiplying the seeing by 1.15. Forced on i-band. 7940
i_gaap1p0Flux float nJy GAaP Flux with 1.0 arcsec aperture after reconvolving the image to a Gaussian PSF larger than the original by a factor of 1.15. Forced on i-band. 7950
i_gaap1p0FluxErr float nJy GAaP Flux uncertainty with 1.0 arcsec aperture after multiplying the seeing by 1.15. Forced on i-band. 7960
i_ixx float pixel**2 Gaussian-weighted adaptive moments. Measured on i-band. 7970
i_iyy float pixel**2 Gaussian-weighted adaptive moments. Measured on i-band. 7980
i_ixy float pixel**2 Gaussian-weighted adaptive moments. Measured on i-band. 7990
i_i_flag boolean General failure flag, set if anything went wrong. Measured on i-band. 8000
i_ixxPSF float pixel**2 Gaussian-weighted adaptive moments of the PSF model at the position of this object. Measured on i-band. 8010
i_iyyPSF float pixel**2 Gaussian-weighted adaptive moments of the PSF model at the position of this object. Measured on i-band. 8020
i_ixyPSF float pixel**2 Gaussian-weighted adaptive moments. Measured on i-band. 8030
i_iPSF_flag boolean Flag set for any failure in the PSF model moments. Measured on i-band. 8040
i_kronRad float pixel Kron radius (sqrt(a*b)). Measured on i-band. 8050
i_kronFlux float nJy Flux measured within an elliptical aperture 2.5 times the Kron radius. Measured on i-band. 8060
i_kronFluxErr float nJy Flux uncertainty from Kron Flux algorithm. Measured on i-band. 8070
i_ap03Flux float nJy Flux within 3.0-pixel radius aperture. Forced on i-band. 8080
i_ap03FluxErr float nJy Flux uncertainty within 3.0-pixel radius aperture. Forced on i-band. 8090
i_ap03Flux_flag boolean Flag set for any failure with the 3.0-pixel radius aperture flux. Forced on i-band. 8100
i_ap06Flux float nJy Flux within 6.0-pixel radius aperture. Forced on i-band. 8110
i_ap06FluxErr float nJy Flux uncertainty within 6.0-pixel radius aperture. Forced on i-band. 8120
i_ap06Flux_flag boolean Flag set for any failure with the 6.0-pixel radius aperture flux. Forced on i-band. 8130
i_ap09Flux float nJy Flux within 9.0-pixel radius aperture. Forced on i-band. 8140
i_ap09FluxErr float nJy Flux uncertainty within 9.0-pixel radius aperture. Forced on i-band. 8150
i_ap09Flux_flag boolean Flag set for any failure with the 9.0-pixel radius aperture flux. Forced on i-band. 8160
i_ap12Flux float nJy Flux within 12.0-pixel radius aperture. Forced on i-band. 8170
i_ap12FluxErr float nJy Flux uncertainty within 12.0-pixel radius aperture. Forced on i-band. 8180
i_ap12Flux_flag boolean Flag set for any failure with the 12.0-pixel radius aperture flux. Forced on i-band. 8190
i_ap17Flux float nJy Flux within 17.0-pixel radius aperture. Forced on i-band. 8200
i_ap17FluxErr float nJy Flux uncertainty within 17.0-pixel radius aperture. Forced on i-band. 8210
i_ap17Flux_flag boolean Flag set for any failure with the 17.0-pixel radius aperture flux. Forced on i-band. 8220
i_ap25Flux float nJy Flux within 25.0-pixel radius aperture. Forced on i-band. 8230
i_ap25FluxErr float nJy Flux uncertainty within 25.0-pixel radius aperture. Forced on i-band. 8240
i_ap25Flux_flag boolean Flag set for any failure with the 25.0-pixel radius aperture flux. Forced on i-band. 8250
i_ap35Flux float nJy Flux within 35.0-pixel radius aperture. Forced on i-band. 8260
i_ap35FluxErr float nJy Flux uncertainty within 35.0-pixel radius aperture. Forced on i-band. 8270
i_ap35Flux_flag boolean Flag set for any failure with the 35.0-pixel radius aperture flux. Forced on i-band. 8280
i_ap50Flux float nJy Flux within 50.0-pixel radius aperture. Forced on i-band. 8290
i_ap50FluxErr float nJy Flux uncertainty within 50.0-pixel radius aperture. Forced on i-band. 8300
i_ap50Flux_flag boolean Flag set for any failure with the 50.0-pixel radius aperture flux. Forced on i-band. 8310
i_ap70Flux float nJy Flux within 70.0-pixel radius aperture. Forced on i-band. 8320
i_ap70FluxErr float nJy Flux uncertainty within 70.0-pixel radius aperture. Forced on i-band. 8330
i_ap70Flux_flag boolean Flag set for any failure with the 70.0-pixel radius aperture flux. Forced on i-band. 8340
i_extendedness float PSF to cModel flux-ratio measure of whether an object is point-like (0) or extended (1). Measured on i-band; values are either 0 or 1. 8350
i_sizeExtendedness float Moments-based comparison of source size to the local PSF to estimate whether an object is point-like (0) or extended (1). Measured on i-band; values range from 0 to 1. 8360
i_model_extendedness float Sersic model flux- and size-based estimate of whether the object is extended (resolved) or not, from 0 (compact) to 1 (extended). Uses i-band fluxes; values range from 0 to 1. 8370
i_blendedness float Measure of how much the flux is affected by neighbors, (1 - child_flux/parent_flux). Operates on the absolute value of the pixels to try to obtain a de-noised value. See section 4.9.11 of Bosch et al. 2018, PASJ, 70, S5 for details. Measured on i-band. 8380
i_cModelFlux float nJy Flux from the final CModel fit. Forced on i-band. 8390
i_cModelFluxErr float nJy Flux uncertainty from the final CModel fit. Forced on i-band. 8400
i_cModelMag float mag AB magnitude of cModelFlux. Forced on i-band. 8410 1
i_cModelMagErr float mag Uncertainty in magnitudes on cModelFlux. Forced on i-band. 8420 1
i_cModelFlux_inner float nJy Flux within the fit region, with no extrapolation. Forced on i-band. 8430
i_cModel_fracDev float Fraction of the CModel flux from the De Vaucouleurs (n=4) component. Forced on i-band. 8440
i_free_cModelFlux float nJy Flux from the final CModel fit. Measured on i-band. 8450
i_free_cModelFluxErr float nJy Flux uncertainty from the final CModel fit. Measured on i-band. 8460
i_free_cModelFlux_inner float nJy Flux within the fit region, with no extrapolation. Measured on i-band. 8470
i_free_cModel_fracDev float Fraction of the CModel flux from the De Vaucouleurs (n=4) component. Measured on i-band. 8480
i_free_cModelFlux_flag boolean Flag set if the final CModel fit (or any previous fit) failed. Measured on i-band. 8490
i_free_cModel_devFlux float nJy Flux from the de Vaucouleurs fit. Measured on i-band. 8500
i_free_cModel_devFluxErr float nJy Flux uncertainty from the de Vaucouleurs fit. Measured on i-band. 8510
i_free_cModel_expFlux float nJy Flux from the exponential fit. Measured on i-band. 8520
i_free_cModel_expFluxErr float nJy Flux uncertainty from the exponential fit. Measured on i-band. 8530
i_moments_g1 float Moments-based G1 shear ellipticity parameter (i-band) 8540
i_moments_g2 float Moments-based G2 shear ellipticity parameter (i-band) 8550
i_moments_trace float arcsec Moments-based trace radius (i-band) 8560
i_moments_flag boolean Failure flag for moments (i-band) 8570
i_moments_psf_g1 float Moments-based G1 ellipticity of of the PSF (i-band) 8580
i_moments_psf_g2 float Moments-based G2 ellipticity of of the PSF (i-band) 8590
i_moments_psf_trace float arcsec Moments-based trace radius of the PSF (i-band) 8600
i_moments_psf_flag boolean Failure flag for PSF moments (i-band) 8610
i_moments_psf_debiased_g1 float Moments-based G1 ellipticity of the PSF, debiased (i-band) 8620
i_moments_psf_debiased_g2 float Moments-based G2 ellipticity of the PSF, debiased (i-band) 8630
i_moments_psf_debiased_trace float arcsec Moments-based trace radius of the PSF, debiased (i-band) 8640
i_moments_psf_debiased_flag boolean Failure flag for the debiased PSF moments (i-band) 8650
i_hsmShapeRegauss_e1 float PSF-corrected shear using the Hirata & Seljak (2003) Regaussianization algorithm. Measured on i-band. 8660
i_hsmShapeRegauss_e2 float PSF-corrected shear using the Hirata & Seljak (2003) Regaussianization algorithm. Measured on i-band. 8670
i_hsmShapeRegauss_sigma float PSF-corrected shear using the Hirata & Seljak (2003) Regaussianization algorithm. Measured on i-band. 8680
i_hsmShapeRegauss_flag boolean Flag set for any failure with the Regaussianziation shapes. Measured on i-band. 8690
i_hsm_moments_30 float HSM higher-order moment 30. Measured on i-band. 8700
i_hsm_momentsPsf_30 float HSM higher-order moment 30 measured on the PSF model at the position of the object. Measured on i-band. 8710
i_hsm_moments_21 float HSM higher-order moment 21. Measured on i-band. 8720
i_hsm_momentsPsf_21 float HSM higher-order moment 21 measured on the PSF model at the position of the object. Measured on i-band. 8730
i_hsm_moments_12 float HSM higher-order moment 12. Measured on i-band. 8740
i_hsm_momentsPsf_12 float HSM higher-order moment 12 measured on the PSF model at the position of the object. Measured on i-band. 8750
i_hsm_moments_03 float HSM higher-order moment 03. Measured on i-band. 8760
i_hsm_momentsPsf_03 float HSM higher-order moment 03 measured on the PSF model at the position of the object. Measured on i-band. 8770
i_hsm_moments_40 float HSM higher-order moment 40. Measured on i-band. 8780
i_hsm_momentsPsf_40 float HSM higher-order moment 40 measured on the PSF model at the position of the object. Measured on i-band. 8790
i_hsm_moments_31 float HSM higher-order moment 31. Measured on i-band. 8800
i_hsm_momentsPsf_31 float HSM higher-order moment 31 measured on the PSF model at the position of the object. Measured on i-band. 8810
i_hsm_moments_22 float HSM higher-order moment 22. Measured on i-band. 8820
i_hsm_momentsPsf_22 float HSM higher-order moment 22 measured on the PSF model at the position of the object. Measured on i-band. 8830
i_hsm_moments_13 float HSM higher-order moment 13. Measured on i-band. 8840
i_hsm_momentsPsf_13 float HSM higher-order moment 13 measured on the PSF model at the position of the object. Measured on i-band. 8850
i_hsm_moments_04 float HSM higher-order moment 04. Measured on i-band. 8860
i_hsm_momentsPsf_04 float HSM higher-order moment 04 measured on the PSF model at the position of the object. Measured on i-band. 8870
i_hsm_moments_flag boolean Flag set for any failure in the HSM higher-order moments. Measured on i-band. 8880
i_hsm_momentsPsf_flag boolean Flag set for any failure in the HSM higher-order moment on the PSF model. Measured on i-band. 8890
i_inputCount int Number of images contributing at center, not including any clipping. Forced on i-band. 8900
i_deblend_dataCoverage float Fraction of data that contained good data, ie. 1 - number of no data pixels/total number of pixels in the i-band. 8910
i_deblend_blendedness float Blendedness in the deconvolved scarlet space. 8920
i_deblend_fluxOverlap float The total flux from neighboring objects that overlaps with this sources footprint in the deconvolved space. 8930
i_deblend_fluxOverlapFraction float Fraction of flux from neighbors / source flux in the deconvolved footprint. 8940
i_deblend_zeroFlux boolean True when there was no flux attributed to this object after flux redistribution in the deblender. 8950
i_psfModel_TwoGaussian_gauss1_sigma_x float pixel Standard deviation of the first Gaussian component (x-axis) in the two-Gaussian PSF model (i-band). 8960
i_psfModel_TwoGaussian_gauss1_sigma_y float pixel Standard deviation of the first Gaussian component (y-axis) in the two-Gaussian PSF model (i-band). 8970
i_psfModel_TwoGaussian_gauss1_rho float Ellipse rho (correlation coefficient) of the first Gaussian component in the two-Gaussian PSF model (i-band). 8980
i_psfModel_TwoGaussian_gauss1_fluxfrac float Fraction of the total flux (normalized to unity) of the first Gaussian component in the two-Gaussian PSF model (i-band). 8990
i_psfModel_TwoGaussian_gauss2_sigma_x float pixel Standard deviation of the second Gaussian component (x-axis) in the two-Gaussian PSF model (i-band). 9000
i_psfModel_TwoGaussian_gauss2_sigma_y float pixel Standard deviation of the second Gaussian component (y-axis) in the two-Gaussian PSF model (i-band). 9010
i_psfModel_TwoGaussian_gauss2_rho float Ellipse rho (correlation coefficient) of the second Gaussian component in the two-Gaussian PSF model (i-band). 9020
i_psfModel_TwoGaussian_n_iter int Number of iterations in the non-linear fit for the two-Gaussian PSF model (i-band). 9030
i_psfModel_TwoGaussian_chi2_reduced float Reduced chi-squared of the best-fit model parameters (chi divided the number of data points) for the two-Gaussian PSF model (i-band). 9040
i_psfModel_TwoGaussian_unknown_flag boolean Flag set for failures with an unexpected or unknown cause for the two-Gaussian PSF model (i-band). 9050
i_psfModel_TwoGaussian_no_inputs_flag boolean Flag set for objects not fit because there were no coadd PSF inputs for the two-Gaussian PSF model (i-band). 9060
i_inputCount_flag boolean Flag set for any failure in computing the number of inputs. Forced on i-band. 9070
i_inputCount_flag_noInputs boolean No coadd inputs were recorded. Forced on i-band. 9080
i_psfFlux_area float pixel Effective area of PSF. Forced on i-band. 9090
i_psfFlux_flag boolean General Failure Flag. Forced on i-band. 9100
i_psfFlux_flag_apCorr boolean Flag set if unable to aperture-correct the PSF flux. Forced on i-band. 9110
i_psfFlux_flag_edge boolean Object was too close to the edge of the image to use the full PSF model. Forced on i-band. 9120
i_psfFlux_flag_noGoodPixels boolean Not enough non-rejected pixels in data to attempt the fit. Forced on i-band. 9130
i_cModel_flag boolean Flag set if the final CModel fit (or any previous fit) failed. Forced on i-band. 9140
i_cModel_flag_apCorr boolean Flag set if unable to aperture-correct the CModel flux. Forced on i-band. 9150
i_gaapFlux_flag boolean Flag set for any failure in the GAaP photometry. Forced on i-band. 9160
i_gaapFlux_flag_edge boolean Source is too close to the edge. Forced on i-band. 9170
i_blendedness_flag boolean Flag set for any failure in the blendedness algorithm. Measured on i-band. 9180
i_pixelFlags_bad boolean Deprecated; only set when there is no i-band data. 9190
i_pixelFlags_clipped boolean Artifacts were rejected by warp comparison in this object's footprint. Measured on i-band. 9200
i_pixelFlags_clippedCenter boolean Artifacts were rejected by warp comparison in this object's center. Measured on i-band. 9210
i_pixelFlags_cr boolean A cosmic ray was detected and interpolated in this object's footprint. Measured on i-band. 9220
i_pixelFlags_crCenter boolean A cosmic ray was detected and interpolated in this object's center. Measured on i-band. 9230
i_pixelFlags_edge boolean Deprecated; only set when there is no i-band data. 9240
i_pixelFlags_inexact_psf boolean The PSF model is discontinuous in this object's footprint. Measured on i-band. 9250
i_pixelFlags_inexact_psfCenter boolean The PSF model is discontinuosu near this object's center. Measured on i-band. 9260
i_pixelFlags_interpolated boolean An interpolated pixel contributed to the coadd in this object's footprint. Measured on i-band. 9270
i_pixelFlags_interpolatedCenter boolean An interpolated pixel contributed to the coadd near this object's center. Measured on i-band. 9280
i_pixelFlags_nodata boolean No pixel data was available in this band for this object. Measured on i-band. 9290
i_pixelFlags_offimage boolean Deprecated; only set when there is no i-band data. 9300
i_pixelFlags_saturated boolean Saturated pixels were rejected from this object's footprint, but would otherwise have contributed more than 10% of at least one pixel. Measured on i-band. 9310
i_pixelFlags_saturatedCenter boolean Saturated pixels were rjected from near this object's center, but would otherwise have contributed more than 10% of at least one pixel. Measured on i-band. 9320
i_pixelFlags_sensor_edge boolean A detector boundary passed through this object's footprint. Measured on i-band. 9330
i_pixelFlags_sensor_edgeCenter boolean A detector boundary passed close to this object's center. Measured on i-band. 9340
i_pixelFlags_suspect boolean Deprecated; only set when there is no i-band data. 9350
i_pixelFlags_suspectCenter boolean Deprecated; only set when there is no i-band data. 9360
i_extendedness_flag boolean Flag set for any failure in the flux-ratio extendedness. Measured on i-band. 9370
i_sizeExtendedness_flag boolean Flag set for any failure in the moments-based extendedness. Measured on i-band. 9380
i_invalidPsfFlag boolean This object has an invalid PSF (usually no inputs). Measured on i-band. 9390
i_calib_astrometry_used boolean Propagated from sources. Measured on i-band. 9400
i_calib_photometry_used boolean Propagated from sources. Measured on i-band. 9410
i_calib_psf_candidate boolean Propagated from sources. Measured on i-band. 9420
i_calib_psf_reserved boolean Propagated from sources. Measured on i-band. 9430
i_calib_psf_used boolean Propagated from sources. Measured on i-band. 9440
i_apFlux_flag boolean Duplicate of i_ap12Flux_flag. 9450
i_apFlux_flag_apertureTruncated boolean Duplicate of i_ap12Flux_flag_apertureTruncated. 9460
i_apFlux_flag_sincCoeffsTruncated boolean Duplicate of i_ap12Flux_flag_sincCoeffsTruncated. Measured on i-band. 9470
i_centroid_flag boolean Flag set for any failure in the centroid algorithm. Measured on i-band. 9480
i_kronFlux_flag boolean Flag set for any failure in the Kron photometry. Measured on i-band. 9490
i_kronFlux_flag_bad_radius boolean Bad Kron radius. Measured on i-band. 9500
i_kronFlux_flag_bad_shape boolean Shape for measuring Kron radius is bad; used PSF shape. Measured on i-band. 9510
i_kronFlux_flag_bad_shape_no_psf boolean Bad shape and no PSF. Measured on i-band. 9520
i_kronFlux_flag_edge boolean Bad measurement due to image edge. Measured on i-band. 9530
i_kronFlux_flag_no_fallback_radius boolean No minimum radius and no PSF provided. Measured on i-band. 9540
i_kronFlux_flag_no_minimum_radius boolean Minimum radius could not enforced, no minimum value or PSF. Measured on i-band. 9550
i_kronFlux_flag_small_radius boolean Measured Kron radius was smaller than that of the PSF. Measured on i-band. 9560
i_kronFlux_flag_used_minimum_radius boolean Used the minimum radius for the Kron radius. Measured on i-band. 9570
i_kronFlux_flag_used_psf_radius boolean Kron radius fell back to being derived from the PSF radius. Measured on i-band. 9580
y_ra double deg Position in right ascension, measured on y-band. pos.eq.ra 9590
y_dec double deg Position in declination, measured on y-band. pos.eq.dec 9600
y_raErr float deg Error in right ascension, measured on y-band. stat.error;pos.eq.ra 9610
y_decErr float deg Error in declination, measured on y-band. stat.error;pos.eq.dec 9620
y_ra_dec_Cov float deg**2 Covariance between right ascension and declination, measured on y-band. stat.covariance;pos.eq.ra;pos.eq.dec 9630
y_psfFlux float nJy Flux derived from using the PSF model as a weight function. Forced on y-band. 9640
y_psfFluxErr float nJy Flux uncertainty derived from using the PSF model as a weight function. Forced on y-band. 9650
y_psfMag float mag AB magnitude of the y-band psfFlux. 9660 1
y_psfMagErr float mag Uncertainty in magnitudes of the y-band psfFlux. 9670 1
y_free_psfFlux float nJy Flux derived from using the PSF model as a weight function. Measured on y-band. 9680
y_free_psfFluxErr float nJy Flux uncertainty derived from using the PSF model as a weight function. Measured on y-band. 9690
y_free_psfFlux_flag boolean Flag set if the unforced PSF flux failed in this band for any reason. Measured on y-band. 9700
y_cModel_dev_reff_major float arcsec Half-light ellipse of the de Vaucouleurs fit (major axis). Measured on y-band. 9710
y_cModel_dev_reff_minor float arcsec Half-light ellipse of the de Vaucouleurs fit (minor axis). Measured on y-band. 9720
y_cModel_dev_theta float Position angle of the de Vaucouleurs fit ellipse. Measured on y-band. 9730
y_cModel_exp_reff_major float arcsec Half-light ellipse of the exponential fit (major axis). Measured on y-band. 9740
y_cModel_exp_reff_minor float arcsec Half-light ellipse of the exponential fit (minor axis). Measured on y-band. 9750
y_cModel_exp_theta float Position angle of the exponential fit ellipse. Measured on y-band. 9760
y_cModel_chi2 float -ln(likelihood) (chi^2) in CModel fit. Measured on y-band. 9770
y_cModel_devFlux float nJy Flux from the de Vaucouleurs fit. Measured on y-band. 9780
y_cModel_devFluxErr float nJy Flux uncertainty from the de Vaucouleurs fit. Measured on y-band. 9790
y_cModel_expFlux float nJy Flux from the exponential fit. Measured on y-band. 9800
y_cModel_expFluxErr float nJy Flux uncertainty from the exponential fit. Measured on y-band. 9810
y_gaapPsfFlux float nJy GAaP Flux with PSF aperture after reconvolving the image to a Gaussian PSF larger than the original by a factor of 1.15. Forced on y-band. 9820
y_gaapPsfFluxErr float nJy GAaP Flux uncertainty with PSF aperture after multiplying the seeing by 1.15. Forced on y-band. 9830
y_gaap0p7Flux float nJy GAaP Flux with 0.7 arcsec aperture after reconvolving the image to a Gaussian PSF larger than the original by a factor of 1.15. Forced on y-band. 9840
y_gaap0p7FluxErr float nJy GAaP Flux uncertainty with 0.7 arcsec aperture after multiplying the seeing by 1.15. Forced on y-band. 9850
y_gaap1p0Flux float nJy GAaP Flux with 1.0 arcsec aperture after reconvolving the image to a Gaussian PSF larger than the original by a factor of 1.15. Forced on y-band. 9860
y_gaap1p0FluxErr float nJy GAaP Flux uncertainty with 1.0 arcsec aperture after multiplying the seeing by 1.15. Forced on y-band. 9870
y_ixx float pixel**2 Gaussian-weighted adaptive moments. Measured on y-band. 9880
y_iyy float pixel**2 Gaussian-weighted adaptive moments. Measured on y-band. 9890
y_ixy float pixel**2 Gaussian-weighted adaptive moments. Measured on y-band. 9900
y_i_flag boolean General failure flag, set if anything went wrong. Measured on y-band. 9910
y_ixxPSF float pixel**2 Gaussian-weighted adaptive moments of the PSF model at the position of this object. Measured on y-band. 9920
y_iyyPSF float pixel**2 Gaussian-weighted adaptive moments of the PSF model at the position of this object. Measured on y-band. 9930
y_ixyPSF float pixel**2 Gaussian-weighted adaptive moments. Measured on y-band. 9940
y_iPSF_flag boolean Flag set for any failure in the PSF model moments. Measured on y-band. 9950
y_kronRad float pixel Kron radius (sqrt(a*b)). Measured on y-band. 9960
y_kronFlux float nJy Flux measured within an elliptical aperture 2.5 times the Kron radius. Measured on y-band. 9970
y_kronFluxErr float nJy Flux uncertainty from Kron Flux algorithm. Measured on y-band. 9980
y_ap03Flux float nJy Flux within 3.0-pixel radius aperture. Forced on y-band. 9990
y_ap03FluxErr float nJy Flux uncertainty within 3.0-pixel radius aperture. Forced on y-band. 10000
y_ap03Flux_flag boolean Flag set for any failure with the 3.0-pixel radius aperture flux. Forced on y-band. 10010
y_ap06Flux float nJy Flux within 6.0-pixel radius aperture. Forced on y-band. 10020
y_ap06FluxErr float nJy Flux uncertainty within 6.0-pixel radius aperture. Forced on y-band. 10030
y_ap06Flux_flag boolean Flag set for any failure with the 6.0-pixel radius aperture flux. Forced on y-band. 10040
y_ap09Flux float nJy Flux within 9.0-pixel radius aperture. Forced on y-band. 10050
y_ap09FluxErr float nJy Flux uncertainty within 9.0-pixel radius aperture. Forced on y-band. 10060
y_ap09Flux_flag boolean Flag set for any failure with the 9.0-pixel radius aperture flux. Forced on y-band. 10070
y_ap12Flux float nJy Flux within 12.0-pixel radius aperture. Forced on y-band. 10080
y_ap12FluxErr float nJy Flux uncertainty within 12.0-pixel radius aperture. Forced on y-band. 10090
y_ap12Flux_flag boolean Flag set for any failure with the 12.0-pixel radius aperture flux. Forced on y-band. 10100
y_ap17Flux float nJy Flux within 17.0-pixel radius aperture. Forced on y-band. 10110
y_ap17FluxErr float nJy Flux uncertainty within 17.0-pixel radius aperture. Forced on y-band. 10120
y_ap17Flux_flag boolean Flag set for any failure with the 17.0-pixel radius aperture flux. Forced on y-band. 10130
y_ap25Flux float nJy Flux within 25.0-pixel radius aperture. Forced on y-band. 10140
y_ap25FluxErr float nJy Flux uncertainty within 25.0-pixel radius aperture. Forced on y-band. 10150
y_ap25Flux_flag boolean Flag set for any failure with the 25.0-pixel radius aperture flux. Forced on y-band. 10160
y_ap35Flux float nJy Flux within 35.0-pixel radius aperture. Forced on y-band. 10170
y_ap35FluxErr float nJy Flux uncertainty within 35.0-pixel radius aperture. Forced on y-band. 10180
y_ap35Flux_flag boolean Flag set for any failure with the 35.0-pixel radius aperture flux. Forced on y-band. 10190
y_ap50Flux float nJy Flux within 50.0-pixel radius aperture. Forced on y-band. 10200
y_ap50FluxErr float nJy Flux uncertainty within 50.0-pixel radius aperture. Forced on y-band. 10210
y_ap50Flux_flag boolean Flag set for any failure with the 50.0-pixel radius aperture flux. Forced on y-band. 10220
y_ap70Flux float nJy Flux within 70.0-pixel radius aperture. Forced on y-band. 10230
y_ap70FluxErr float nJy Flux uncertainty within 70.0-pixel radius aperture. Forced on y-band. 10240
y_ap70Flux_flag boolean Flag set for any failure with the 70.0-pixel radius aperture flux. Forced on y-band. 10250
y_extendedness float PSF to cModel flux-ratio measure of whether an object is point-like (0) or extended (1). Measured on y-band; values are either 0 or 1. 10260
y_sizeExtendedness float Moments-based comparison of source size to the local PSF to estimate whether an object is point-like (0) or extended (1). Measured on y-band; values range from 0 to 1. 10270
y_model_extendedness float Sersic model flux- and size-based estimate of whether the object is extended (resolved) or not, from 0 (compact) to 1 (extended). Uses y-band fluxes; values range from 0 to 1. 10280
y_blendedness float Measure of how much the flux is affected by neighbors, (1 - child_flux/parent_flux). Operates on the absolute value of the pixels to try to obtain a de-noised value. See section 4.9.11 of Bosch et al. 2018, PASJ, 70, S5 for details. Measured on y-band. 10290
y_cModelFlux float nJy Flux from the final CModel fit. Forced on y-band. 10300
y_cModelFluxErr float nJy Flux uncertainty from the final CModel fit. Forced on y-band. 10310
y_cModelMag float mag AB magnitude of cModelFlux. Forced on y-band. 10320 1
y_cModelMagErr float mag Uncertainty in magnitudes on cModelFlux. Forced on y-band. 10330 1
y_cModelFlux_inner float nJy Flux within the fit region, with no extrapolation. Forced on y-band. 10340
y_cModel_fracDev float Fraction of the CModel flux from the De Vaucouleurs (n=4) component. Forced on y-band. 10350
y_free_cModelFlux float nJy Flux from the final CModel fit. Measured on y-band. 10360
y_free_cModelFluxErr float nJy Flux uncertainty from the final CModel fit. Measured on y-band. 10370
y_free_cModelFlux_inner float nJy Flux within the fit region, with no extrapolation. Measured on y-band. 10380
y_free_cModel_fracDev float Fraction of the CModel flux from the De Vaucouleurs (n=4) component. Measured on y-band. 10390
y_free_cModelFlux_flag boolean Flag set if the final CModel fit (or any previous fit) failed. Measured on y-band. 10400
y_free_cModel_devFlux float nJy Flux from the de Vaucouleurs fit. Measured on y-band. 10410
y_free_cModel_devFluxErr float nJy Flux uncertainty from the de Vaucouleurs fit. Measured on y-band. 10420
y_free_cModel_expFlux float nJy Flux from the exponential fit. Measured on y-band. 10430
y_free_cModel_expFluxErr float nJy Flux uncertainty from the exponential fit. Measured on y-band. 10440
y_moments_g1 float Moments-based G1 shear ellipticity parameter (y-band) 10450
y_moments_g2 float Moments-based G2 shear ellipticity parameter (y-band) 10460
y_moments_trace float arcsec Moments-based trace radius (y-band) 10470
y_moments_flag boolean Failure flag for moments (y-band) 10480
y_moments_psf_g1 float Moments-based G1 ellipticity of of the PSF (y-band) 10490
y_moments_psf_g2 float Moments-based G2 ellipticity of of the PSF (y-band) 10500
y_moments_psf_trace float arcsec Moments-based trace radius of the PSF (y-band) 10510
y_moments_psf_flag boolean Failure flag for PSF moments (y-band) 10520
y_moments_psf_debiased_g1 float Moments-based G1 ellipticity of the PSF, debiased (y-band) 10530
y_moments_psf_debiased_g2 float Moments-based G2 ellipticity of the PSF, debiased (y-band) 10540
y_moments_psf_debiased_trace float arcsec Moments-based trace radius of the PSF, debiased (y-band) 10550
y_moments_psf_debiased_flag boolean Failure flag for the debiased PSF moments (y-band) 10560
y_hsmShapeRegauss_e1 float PSF-corrected shear using the Hirata & Seljak (2003) Regaussianization algorithm. Measured on y-band. 10570
y_hsmShapeRegauss_e2 float PSF-corrected shear using the Hirata & Seljak (2003) Regaussianization algorithm. Measured on y-band. 10580
y_hsmShapeRegauss_sigma float PSF-corrected shear using the Hirata & Seljak (2003) Regaussianization algorithm. Measured on y-band. 10590
y_hsmShapeRegauss_flag boolean Flag set for any failure with the Regaussianziation shapes. Measured on y-band. 10600
y_hsm_moments_30 float HSM higher-order moment 30. Measured on y-band. 10610
y_hsm_momentsPsf_30 float HSM higher-order moment 30 measured on the PSF model at the position of the object. Measured on y-band. 10620
y_hsm_moments_21 float HSM higher-order moment 21. Measured on y-band. 10630
y_hsm_momentsPsf_21 float HSM higher-order moment 21 measured on the PSF model at the position of the object. Measured on y-band. 10640
y_hsm_moments_12 float HSM higher-order moment 12. Measured on y-band. 10650
y_hsm_momentsPsf_12 float HSM higher-order moment 12 measured on the PSF model at the position of the object. Measured on y-band. 10660
y_hsm_moments_03 float HSM higher-order moment 03. Measured on y-band. 10670
y_hsm_momentsPsf_03 float HSM higher-order moment 03 measured on the PSF model at the position of the object. Measured on y-band. 10680
y_hsm_moments_40 float HSM higher-order moment 40. Measured on y-band. 10690
y_hsm_momentsPsf_40 float HSM higher-order moment 40 measured on the PSF model at the position of the object. Measured on y-band. 10700
y_hsm_moments_31 float HSM higher-order moment 31. Measured on y-band. 10710
y_hsm_momentsPsf_31 float HSM higher-order moment 31 measured on the PSF model at the position of the object. Measured on y-band. 10720
y_hsm_moments_22 float HSM higher-order moment 22. Measured on y-band. 10730
y_hsm_momentsPsf_22 float HSM higher-order moment 22 measured on the PSF model at the position of the object. Measured on y-band. 10740
y_hsm_moments_13 float HSM higher-order moment 13. Measured on y-band. 10750
y_hsm_momentsPsf_13 float HSM higher-order moment 13 measured on the PSF model at the position of the object. Measured on y-band. 10760
y_hsm_moments_04 float HSM higher-order moment 04. Measured on y-band. 10770
y_hsm_momentsPsf_04 float HSM higher-order moment 04 measured on the PSF model at the position of the object. Measured on y-band. 10780
y_hsm_moments_flag boolean Flag set for any failure in the HSM higher-order moments. Measured on y-band. 10790
y_hsm_momentsPsf_flag boolean Flag set for any failure in the HSM higher-order moment on the PSF model. Measured on y-band. 10800
y_inputCount int Number of images contributing at center, not including any clipping. Forced on y-band. 10810
y_deblend_dataCoverage float Fraction of data that contained good data, ie. 1 - number of no data pixels/total number of pixels in the y-band. 10820
y_deblend_blendedness float Blendedness in the deconvolved scarlet space. 10830
y_deblend_fluxOverlap float The total flux from neighboring objects that overlaps with this sources footprint in the deconvolved space. 10840
y_deblend_fluxOverlapFraction float Fraction of flux from neighbors / source flux in the deconvolved footprint. 10850
y_deblend_zeroFlux boolean True when there was no flux attributed to this object after flux redistribution in the deblender. 10860
y_psfModel_TwoGaussian_gauss1_sigma_x float pixel Standard deviation of the first Gaussian component (x-axis) in the two-Gaussian PSF model (y-band). 10870
y_psfModel_TwoGaussian_gauss1_sigma_y float pixel Standard deviation of the first Gaussian component (y-axis) in the two-Gaussian PSF model (y-band). 10880
y_psfModel_TwoGaussian_gauss1_rho float Ellipse rho (correlation coefficient) of the first Gaussian component in the two-Gaussian PSF model (y-band). 10890
y_psfModel_TwoGaussian_gauss1_fluxfrac float Fraction of the total flux (normalized to unity) of the first Gaussian component in the two-Gaussian PSF model (y-band). 10900
y_psfModel_TwoGaussian_gauss2_sigma_x float pixel Standard deviation of the second Gaussian component (x-axis) in the two-Gaussian PSF model (y-band). 10910
y_psfModel_TwoGaussian_gauss2_sigma_y float pixel Standard deviation of the second Gaussian component (y-axis) in the two-Gaussian PSF model (y-band). 10920
y_psfModel_TwoGaussian_gauss2_rho float Ellipse rho (correlation coefficient) of the second Gaussian component in the two-Gaussian PSF model (y-band). 10930
y_psfModel_TwoGaussian_n_iter int Number of iterations in the non-linear fit for the two-Gaussian PSF model (y-band). 10940
y_psfModel_TwoGaussian_chi2_reduced float Reduced chi-squared of the best-fit model parameters (chi divided the number of data points) for the two-Gaussian PSF model (y-band). 10950
y_psfModel_TwoGaussian_unknown_flag boolean Flag set for failures with an unexpected or unknown cause for the two-Gaussian PSF model (y-band). 10960
y_psfModel_TwoGaussian_no_inputs_flag boolean Flag set for objects not fit because there were no coadd PSF inputs for the two-Gaussian PSF model (y-band). 10970
y_inputCount_flag boolean Flag set for any failure in computing the number of inputs. Forced on y-band. 10980
y_inputCount_flag_noInputs boolean No coadd inputs were recorded. Forced on y-band. 10990
y_psfFlux_area float pixel Effective area of PSF. Forced on y-band. 11000
y_psfFlux_flag boolean General Failure Flag. Forced on y-band. 11010
y_psfFlux_flag_apCorr boolean Flag set if unable to aperture-correct the PSF flux. Forced on y-band. 11020
y_psfFlux_flag_edge boolean Object was too close to the edge of the image to use the full PSF model. Forced on y-band. 11030
y_psfFlux_flag_noGoodPixels boolean Not enough non-rejected pixels in data to attempt the fit. Forced on y-band. 11040
y_cModel_flag boolean Flag set if the final CModel fit (or any previous fit) failed. Forced on y-band. 11050
y_cModel_flag_apCorr boolean Flag set if unable to aperture-correct the CModel flux. Forced on y-band. 11060
y_gaapFlux_flag boolean Flag set for any failure in the GAaP photometry. Forced on y-band. 11070
y_gaapFlux_flag_edge boolean Source is too close to the edge. Forced on y-band. 11080
y_blendedness_flag boolean Flag set for any failure in the blendedness algorithm. Measured on y-band. 11090
y_pixelFlags_bad boolean Deprecated; only set when there is no y-band data. 11100
y_pixelFlags_clipped boolean Artifacts were rejected by warp comparison in this object's footprint. Measured on y-band. 11110
y_pixelFlags_clippedCenter boolean Artifacts were rejected by warp comparison in this object's center. Measured on y-band. 11120
y_pixelFlags_cr boolean A cosmic ray was detected and interpolated in this object's footprint. Measured on y-band. 11130
y_pixelFlags_crCenter boolean A cosmic ray was detected and interpolated in this object's center. Measured on y-band. 11140
y_pixelFlags_edge boolean Deprecated; only set when there is no y-band data. 11150
y_pixelFlags_inexact_psf boolean The PSF model is discontinuous in this object's footprint. Measured on y-band. 11160
y_pixelFlags_inexact_psfCenter boolean The PSF model is discontinuosu near this object's center. Measured on y-band. 11170
y_pixelFlags_interpolated boolean An interpolated pixel contributed to the coadd in this object's footprint. Measured on y-band. 11180
y_pixelFlags_interpolatedCenter boolean An interpolated pixel contributed to the coadd near this object's center. Measured on y-band. 11190
y_pixelFlags_nodata boolean No pixel data was available in this band for this object. Measured on y-band. 11200
y_pixelFlags_offimage boolean Deprecated; only set when there is no y-band data. 11210
y_pixelFlags_saturated boolean Saturated pixels were rejected from this object's footprint, but would otherwise have contributed more than 10% of at least one pixel. Measured on y-band. 11220
y_pixelFlags_saturatedCenter boolean Saturated pixels were rjected from near this object's center, but would otherwise have contributed more than 10% of at least one pixel. Measured on y-band. 11230
y_pixelFlags_sensor_edge boolean A detector boundary passed through this object's footprint. Measured on y-band. 11240
y_pixelFlags_sensor_edgeCenter boolean A detector boundary passed close to this object's center. Measured on y-band. 11250
y_pixelFlags_suspect boolean Deprecated; only set when there is no y-band data. 11260
y_pixelFlags_suspectCenter boolean Deprecated; only set when there is no y-band data. 11270
y_extendedness_flag boolean Flag set for any failure in the flux-ratio extendedness. Measured on y-band. 11280
y_sizeExtendedness_flag boolean Flag set for any failure in the moments-based extendedness. Measured on y-band. 11290
y_invalidPsfFlag boolean This object has an invalid PSF (usually no inputs). Measured on y-band. 11300
y_calib_astrometry_used boolean Propagated from sources. Measured on y-band. 11310
y_calib_photometry_used boolean Propagated from sources. Measured on y-band. 11320
y_calib_psf_candidate boolean Propagated from sources. Measured on y-band. 11330
y_calib_psf_reserved boolean Propagated from sources. Measured on y-band. 11340
y_calib_psf_used boolean Propagated from sources. Measured on y-band. 11350
y_apFlux_flag boolean Duplicate of y_ap12Flux_flag. 11360
y_apFlux_flag_apertureTruncated boolean Duplicate of y_ap12Flux_flag_apertureTruncated. 11370
y_apFlux_flag_sincCoeffsTruncated boolean Duplicate of y_ap12Flux_flag_sincCoeffsTruncated. Measured on y-band. 11380
y_centroid_flag boolean Flag set for any failure in the centroid algorithm. Measured on y-band. 11390
y_kronFlux_flag boolean Flag set for any failure in the Kron photometry. Measured on y-band. 11400
y_kronFlux_flag_bad_radius boolean Bad Kron radius. Measured on y-band. 11410
y_kronFlux_flag_bad_shape boolean Shape for measuring Kron radius is bad; used PSF shape. Measured on y-band. 11420
y_kronFlux_flag_bad_shape_no_psf boolean Bad shape and no PSF. Measured on y-band. 11430
y_kronFlux_flag_edge boolean Bad measurement due to image edge. Measured on y-band. 11440
y_kronFlux_flag_no_fallback_radius boolean No minimum radius and no PSF provided. Measured on y-band. 11450
y_kronFlux_flag_no_minimum_radius boolean Minimum radius could not enforced, no minimum value or PSF. Measured on y-band. 11460
y_kronFlux_flag_small_radius boolean Measured Kron radius was smaller than that of the PSF. Measured on y-band. 11470
y_kronFlux_flag_used_minimum_radius boolean Used the minimum radius for the Kron radius. Measured on y-band. 11480
y_kronFlux_flag_used_psf_radius boolean Kron radius fell back to being derived from the PSF radius. Measured on y-band. 11490
g_epoch double d Mean epoch of the object in the g-band coadd in MJD TAI 11500
i_epoch double d Mean epoch of the object in the i-band coadd in MJD TAI 11510
r_epoch double d Mean epoch of the object in the r-band coadd in MJD TAI 11520
u_epoch double d Mean epoch of the object in the u-band coadd in MJD TAI 11530
y_epoch double d Mean epoch of the object in the y-band coadd in MJD TAI 11540
z_epoch double d Mean epoch of the object in the z-band coadd in MJD TAI 11550
parentObjectId long Unique ID of parent source. Reference band. 11560 1
coord_ra double deg Fiducial ICRS Right Ascension of centroid used for database indexing pos.eq.ra;meta.main 11570 1
coord_dec double deg Fiducial ICRS Declination of centroid used for database indexing pos.eq.dec;meta.main 11580 1
coord_raErr float deg Angular error in fiducial ICRS Right Ascension (∂RA*cos(Dec)) of centroid stat.error;pos.eq.ra;meta.main 11590
coord_decErr float deg Error in fiducial ICRS Declination of centroid stat.error;pos.eq.dec;meta.main 11600
coord_ra_dec_Cov float deg**2 Covariance between fiducial ICRS Right Ascension (RA*cos(Dec)) and Declination of centroid stat.covariance;pos.eq.ra;pos.eq.dec;meta.main 11610
coord_flag boolean General Failure Flag. Reference band. 11620
refBand char Reference band - parameters measured on coadds of this band were used for multi-band forced photometry 11630 1
refExtendedness float Flux-ratio measure of whether an object is point-like (0) or extended (1). Reference band. 11640 1
refSizeExtendedness float Moments-based comparison of source size to the local PSF to estimate whether an object is point-like (0) or extended (1). Measured in the reference band; values range from 0 to 1. 11650 1
footprintArea int pixel Number of pixels in the sources detection footprint. Reference band. 11660
ebv float mag E(B-V) at coord_ra/coord_dec per Schlegel, Finkbeiner & Davis (1998) 11670
shape_xx float pixel**2 Gaussian-weighted adaptive moments. Reference band. 11680 1
shape_yy float pixel**2 Gaussian-weighted adaptive moments. Reference band. 11690 1
shape_xy float pixel**2 Gaussian-weighted adaptive moments. Reference band. 11700 1
detect_isIsolated boolean This source is not a part of a blend. 11710 1
detect_fromBlend boolean This source is deblended from a parent with more than one child. 11720 1
detect_isDeblendedModelSource boolean True if source has no children and is in the inner region of a coadd patch and is in the inner region of a coadd tract and is not detected in a pseudo-filter (see config.pseudoFilterList) and is a deblended child 11730
deblend_parentNChild int Number of children in deblended from the parent footprint. 11740 1
deblend_parentNPeaks int Number of peaks the parent footprint has (even if the deblender failed or skipped this blend) 11750
deblend_peak_center_x int pixel x-coordinate of the peak after source detection 11760
deblend_peak_center_y int pixel y-coordinate of the peak after source detection 11770
deblend_chi2 float Chi^2 of the source after deblending. 11780
deblend_blendId long Unique ID of the deconvolved parent source that this source was deblended from. 11790
deblend_blendNChild int Number of children in the deconvolved parent source that this source was deblended from. 11800
shape_flag boolean General failure flag, set if anything went wrong. Reference band. 11810
exponential_ra double deg Centroid (right ascension) from the multiband exponential model fit. pos.eq.ra 11820
exponential_raErr float deg Error on the centroid (right ascension) from the multiband exponential model fit. stat.error;pos.eq.ra 11830
exponential_dec double deg Centroid (declination) from the multiband exponential model fit. pos.eq.dec 11840
exponential_decErr float deg Error on the centroid (declination) from the multiband exponential model fit. stat.error;pos.eq.dec 11850
exponential_ra_dec_Cov float deg**2 Covariance between right ascension and declination from the multiband exponential model fit. stat.covariance;pos.eq.ra;pos.eq.dec 11860
exponential_reff_x float pixel Effective radius (x-axis) from the multiband exponential model fit, prior to convolution with the PSF model (which is shrunk by 0.1 pixels in quadrature by default). 11870
exponential_reff_xErr float pixel Error on the effective radius (x-axis) from the multiband exponential model fit. 11880
exponential_reff_y float pixel Effective radius (y-axis) from the multiband exponential model fit, prior to convolution with the PSF model (which is shrunk by 0.1 pixels in quadrature by default). 11890
exponential_reff_yErr float pixel Error on the effective radius (y-axis) from the multiband exponential model fit. 11900
exponential_rho float Ellipse rho (correlation coefficient) from the multiband exponential model fit. 11910
exponential_rhoErr float Error on ellipse rho (correlation coefficient) from the multiband exponential model fit. 11920
exponential_reff_major float arcsec Effective radius (major axis) from the multiband Sersic model fit, prior to convolution with the PSF model (which is shrunk by 0.1 pixels in quadrature by default). 11930
exponential_reff_minor float arcsec Effective radius (minor axis) from the multiband Sersic model fit, prior to convolution with the PSF model (which is shrunk by 0.1 pixels in quadrature by default). 11940
exponential_theta float Position angle of the multiband Sersic fit ellipse. 11950
g_exponentialFlux float nJy g-band flux from the multiband exponential model fit. 11960
g_exponentialFluxErr float nJy Error on the g-band flux from the multiband exponential model fit. 11970
i_exponentialFlux float nJy i-band flux from the multiband exponential model fit. 11980
i_exponentialFluxErr float nJy Error on the i-band flux from the multiband exponential model fit. 11990
r_exponentialFlux float nJy r-band flux from the multiband exponential model fit. 12000
r_exponentialFluxErr float nJy Error on the r-band flux from the multiband exponential model fit. 12010
u_exponentialFlux float nJy u-band flux from the multiband exponential model fit. 12020
u_exponentialFluxErr float nJy Error on the u-band flux from the multiband exponential model fit. 12030
y_exponentialFlux float nJy y-band flux from the multiband exponential model fit. 12040
y_exponentialFluxErr float nJy Error on the y-band flux from the multiband exponential model fit. 12050
z_exponentialFlux float nJy z-band flux from the multiband exponential model fit. 12060
z_exponentialFluxErr float nJy Error on the z-band flux from the multiband exponential model fit. 12070
exponential_n_eval_jac int Number of Jacobian evaluations for the multiband exponential model fit. 12080
exponential_n_iter int Number of iterations in the non-linear fit for the multiband exponential model. 12090
exponential_chi2_reduced float Reduced chi-squared of the best-fit model parameters (chi divided the number of data points) for the multiband exponential model. 12100
exponential_delta_lnL_fit_linear float The ln-likelihood of the best model non-linear fit parameters minus the ln-likelihood of a subsequent linear least squares fit. 12110
exponential_delta_lnL_fit_ps float The ln-likelihood of the best-fit exponential model minus the ln-likelihood of a point source with the same centroid and PSF model. 12120
exponential_no_data_flag boolean Flag set when there is insufficient data to fit for the multiband exponential model. 12130
exponential_unknown_flag boolean Flag set for failures with an unexpected or unknown cause for the multiband exponential model. 12140
sersic_ra double deg Centroid (right ascension) from the multiband Sersic model fit. pos.eq.ra 12150
sersic_raErr float deg Error on the centroid (right ascension) from the multiband Sersic model fit. stat.error;pos.eq.ra 12160
sersic_dec double deg Centroid (declination) from the multiband Sersic model fit. pos.eq.dec 12170
sersic_decErr float deg Error on the centroid (declination) from the multiband Sersic model fit. stat.error;pos.eq.dec 12180
sersic_ra_dec_Cov float deg**2 Covariance between right ascension and declination from the multiband Sersic model fit. stat.covariance;pos.eq.ra;pos.eq.dec 12190
sersic_reff_x float pixel Effective radius (x-axis) from the multiband Sersic model fit, prior to convolution with the PSF model (which is shrunk by 0.1 pixels in quadrature by default). 12200
sersic_reff_xErr float pixel Error on the effective radius (x-axis) from the multiband Sersic model fit. 12210
sersic_reff_y float pixel Effective radius (y-axis) from the multiband Sersic model fit, prior to convolution with the PSF model (which is shrunk by 0.1 pixels in quadrature by default). 12220
sersic_reff_yErr float pixel Error on the effective radius (y-axis) from the multiband Sersic model fit. 12230
sersic_rho float Ellipse rho (correlation coefficient) from the multiband Sersic model fit. 12240
sersic_rhoErr float Error on ellipse rho (correlation coefficient) from the multiband Sersic model fit. 12250
sersic_reff_major float arcsec Effective radius (major axis) from the multiband Sersic model fit, prior to convolution with the PSF model (which is shrunk by 0.1 pixels in quadrature by default). 12260
sersic_reff_minor float arcsec Effective radius (minor axis) from the multiband Sersic model fit, prior to convolution with the PSF model (which is shrunk by 0.1 pixels in quadrature by default). 12270
sersic_theta float Position angle of the multiband Sersic fit ellipse. 12280
g_sersicFlux float nJy g-band flux from the multiband Sersic model fit. 12290
g_sersicFluxErr float nJy Error on the g-band flux from the multiband Sersic model fit. 12300
i_sersicFlux float nJy i-band flux from the multiband Sersic model fit. 12310
i_sersicFluxErr float nJy Error on the i-band flux from the multiband Sersic model fit. 12320
r_sersicFlux float nJy r-band flux from the multiband Sersic model fit. 12330
r_sersicFluxErr float nJy Error on the r-band flux from the multiband Sersic model fit. 12340
u_sersicFlux float nJy u-band flux from the multiband Sersic model fit. 12350
u_sersicFluxErr float nJy Error on the u-band flux from the multiband Sersic model fit. 12360
y_sersicFlux float nJy y-band flux from the multiband Sersic model fit. 12370
y_sersicFluxErr float nJy Error on the y-band flux from the multiband Sersic model fit. 12380
z_sersicFlux float nJy z-band flux from the multiband Sersic model fit. 12390
z_sersicFluxErr float nJy Error on the z-band flux from the multiband Sersic model fit. 12400
sersic_index float Sersic profile index parameter from the multiband Sersic model fit. 12410
sersic_indexErr float Error on the Sersic profile index parameter from the multiband Sersic model fit. 12420
sersic_n_eval_jac int Number of Jacobian evaluations for the multiband Sersic model fit. 12430
sersic_n_iter int Number of iterations in the non-linear fit for the multiband Sersic model. 12440
sersic_chi2_reduced float Reduced chi-squared of the best-fit model parameters (chi divided the number of data points) for the multiband Sersic model. 12450
sersic_unknown_flag boolean Flag set for failures with an unexpected or unknown cause for the multiband Sersic model. 12460
sersic_no_data_flag boolean Flag set when there is insufficient data to fit for the multiband Sersic model. 12470
objectId long Unique id. Unique ObjectID meta.id;src 12480 1

Source

Properties of detections on the single-epoch visit images, performed independently of the Object detections on coadded images.

Indexes
Columns Description Reference Name
sourceId Unique index on sourceId column idx_Source_sourceId
Column Name Data Type Unit Description UCD Order Principal
coord_ra double deg Fiducial ICRS Right Ascension of centroid used for database indexing pos.eq.ra 10
coord_dec double deg Fiducial ICRS Declination of centroid used for database indexing pos.eq.dec 20
parentSourceId long Unique ID of parent source 30
x double pixel Centroid from Sdss Centroid algorithm 40
y double pixel Centroid from Sdss Centroid algorithm 50
xErr float pixel 1-sigma uncertainty on x position 60
yErr float pixel 1-sigma uncertainty on y position 70
ra double deg Position in right ascension. pos.eq.ra;meta.main 80
dec double deg Position in declination. pos.eq.dec;meta.main 90
raErr float deg Angular error in right ascension (∂RA*cos(Dec)). stat.error;pos.eq.ra 100
decErr float deg Error in declination. stat.error;pos.eq.dec 110
ra_dec_Cov float deg**2 Covariance between right ascension (RA*cos(Dec)) and declination. stat.covariance;pos.eq.ra;pos.eq.dec 120
calibFlux double nJy Flux within 12.0-pixel radius aperture 130
calibFluxErr double nJy Flux uncertainty within 12.0-pixel radius aperture 140
ap03Flux double nJy Flux within 3.0-pixel radius aperture 150
ap03FluxErr double nJy Flux uncertainty within 3.0-pixel radius aperture 160
ap03Flux_flag boolean General Failure Flag 170
ap06Flux double nJy Flux within 6.0-pixel radius aperture 180
ap06FluxErr double nJy Flux uncertainty within 6.0-pixel radius aperture 190
ap06Flux_flag boolean General Failure Flag 200
ap09Flux double nJy Flux within 9.0-pixel radius aperture 210
ap09FluxErr double nJy Flux uncertainty within 9.0-pixel radius aperture 220
ap09Flux_flag boolean General Failure Flag 230
ap12Flux double nJy Flux within 12.0-pixel radius aperture 240
ap12FluxErr double nJy Flux uncertainty within 12.0-pixel radius aperture 250
ap12Flux_flag boolean General Failure Flag 260
ap17Flux double nJy Flux within 17.0-pixel radius aperture 270
ap17FluxErr double nJy Flux uncertainty within 17.0-pixel radius aperture 280
ap17Flux_flag boolean General Failure Flag 290
ap25Flux double nJy Flux within 25.0-pixel radius aperture 300
ap25FluxErr double nJy Flux uncertainty within 25.0-pixel radius aperture 310
ap25Flux_flag boolean General Failure Flag 320
ap35Flux double nJy Flux within 35.0-pixel radius aperture 330
ap35FluxErr double nJy Flux uncertainty within 35.0-pixel radius aperture 340
ap35Flux_flag boolean General Failure Flag 350
ap50Flux double nJy Flux within 50.0-pixel radius aperture 360
ap50FluxErr double nJy Flux uncertainty within 50.0-pixel radius aperture 370
ap50Flux_flag boolean General Failure Flag 380
ap70Flux double nJy Flux within 70.0-pixel radius aperture 390
ap70FluxErr double nJy Flux uncertainty within 70.0-pixel radius aperture 400
ap70Flux_flag boolean General Failure Flag 410
sky double nJy Background in annulus of radius 7-15 times the PSF sigma around source 420
skyErr double nJy Error in background in annulus around source 430
psfFlux double nJy Flux derived from linear least-squares fit of psf model forced on the calexp 440
psfFluxErr double nJy Uncertainty on the flux derived from linear least-squares fit of psf model forced on the calexp 450
ixx double pixel**2 HSM moments 460
iyy double pixel**2 HSM moments 470
ixy double pixel**2 HSM moments 480
ixxPSF double pixel**2 HSM moments 490
iyyPSF double pixel**2 HSM moments 500
ixyPSF double pixel**2 HSM moments 510
ixxDebiasedPSF double pixel**2 HSM moments 520
iyyDebiasedPSF double pixel**2 HSM moments 530
ixyDebiasedPSF double pixel**2 HSM moments 540
gaussianFlux double nJy Flux from Gaussian Flux algorithm 550
gaussianFluxErr double nJy Flux uncertainty from Gaussian Flux algorithm 560
extendedness double PSF to cModel flux-ratio measure of whether an object is point-like (0) or extended (1); values are either 0 or 1. 570
sizeExtendedness double Moments-based measure of a source to be a galaxy. 580
blendedness_abs double Measure of how much the flux is affected by neighbors, (1 - child_flux/parent_flux). Operates on the absolute value of the pixels to try to obtain a de-noised value. See section 4.9.11 of Bosch et al. 2018, PASJ, 70, S5 for details. 590
blendedness_flag boolean General Failure Flag 600
blendedness_flag_noCentroid boolean Object has no centroid 610
blendedness_flag_noShape boolean Object has no shape 620
apFlux_12_0_flag boolean General Failure Flag 630
apFlux_12_0_flag_apertureTruncated boolean Aperture did not fit within measurement image 640
apFlux_12_0_flag_sincCoeffsTruncated boolean Full sinc coefficient image did not fit within measurement image 650
apFlux_12_0_instFlux double count Flux within 12.0-pixel radius aperture 660
apFlux_12_0_instFluxErr double count 1-sigma flux uncertainty 670
apFlux_17_0_flag boolean General Failure Flag 680
apFlux_17_0_instFlux double count Flux within 17.0-pixel radius aperture 690
apFlux_17_0_instFluxErr double count 1-sigma flux uncertainty 700
apFlux_35_0_flag boolean General Failure Flag 710
apFlux_35_0_instFlux double count Flux within 35.0-pixel radius aperture 720
apFlux_35_0_instFluxErr double count 1-sigma flux uncertainty 730
apFlux_50_0_flag boolean General Failure Flag 740
apFlux_50_0_instFlux double count Flux within 50.0-pixel radius aperture 750
apFlux_50_0_instFluxErr double count 1-sigma flux uncertainty 760
normCompTophatFlux_flag boolean General failure flag for normCompTophatFlux. 770
normCompTophatFlux_instFlux double count Normalized compensated tophat flux for calibration 780
normCompTophatFlux_instFluxErr double count 1-sigma flux uncertainty on normCompTophatFlux_instFlux 790
extendedness_flag boolean Set to 1 for any fatal failure. 800
sizeExtendedness_flag boolean Set to 1 for any fatal failure. 810
footprintArea_value int pixel Number of pixels in the sources detection footprint. 820
invalidPsfFlag boolean Source has an invalid psf. 830
jacobian_flag boolean Set to 1 for any fatal failure 840
jacobian_value double Jacobian correction 850
localBackground_instFlux double count Background in annulus around source 860
localBackground_instFluxErr double count 1-sigma flux uncertainty 870
localBackground_flag boolean General Failure Flag 880
localBackground_flag_noGoodPixels boolean No good pixels in the annulus 890
localBackground_flag_noPsf boolean No PSF provided 900
pixelFlags_bad boolean Bad pixel in the Source footprint 910
pixelFlags_cr boolean Cosmic ray in the Source footprint 920
pixelFlags_crCenter boolean Cosmic ray in the Source center 930
pixelFlags_edge boolean Source is on the edge of an exposure region (masked EDGE) 940
pixelFlags_interpolated boolean Interpolated pixel in the Source footprint 950
pixelFlags_interpolatedCenter boolean Interpolated pixel in the Source center 960
pixelFlags_nodata boolean Source is outside usable exposure region (masked NO_DATA) 970
pixelFlags_offimage boolean Source center is off image 980
pixelFlags_saturated boolean Saturated pixel in the Source footprint 990
pixelFlags_saturatedCenter boolean Saturated pixel in the Source center 1000
pixelFlags_suspect boolean Sources footprint includes suspect pixels 1010
pixelFlags_suspectCenter boolean Sources center is close to suspect pixels 1020
psfFlux_apCorr double Aperture correction applied to base_PsfFlux 1030
psfFlux_apCorrErr double Standard deviation of aperture correction applied to base_PsfFlux 1040
psfFlux_area float pixel Effective area of PSF 1050
psfFlux_flag boolean Failure to derive linear least-squares fit of psf model forced on the calexp 1060
psfFlux_flag_apCorr boolean Set if unable to aperture correct base_PsfFlux 1070
psfFlux_flag_edge boolean Object was too close to the edge of the image to use the full PSF model 1080
psfFlux_flag_noGoodPixels boolean Not enough non-rejected pixels in data to attempt the fit 1090
gaussianFlux_flag boolean General Failure Flag 1100
centroid_flag boolean General Failure Flag 1110
centroid_flag_almostNoSecondDerivative boolean Almost vanishing second derivative 1120
centroid_flag_badError boolean Error on x and/or y position is NaN 1130
centroid_flag_edge boolean Object too close to edge 1140
centroid_flag_noSecondDerivative boolean Vanishing second derivative 1150
centroid_flag_notAtMaximum boolean Object is not at a maximum 1160
centroid_flag_resetToPeak boolean Set if CentroidChecker reset the centroid 1170
variance_flag boolean Set for any fatal failure 1180
variance_flag_emptyFootprint boolean Set to True when the footprint has no usable pixels 1190
variance_value double Variance at object position 1200
calib_astrometry_used boolean Set if source was used in astrometric calibration 1210
calib_photometry_reserved boolean Set if source was reserved from photometric calibration 1220
calib_photometry_used boolean Set if source was used in photometric calibration 1230
calib_psf_candidate boolean Flag set if the source was a candidate for PSF determination, as determined by the star selector. 1240
calib_psf_reserved boolean Set if source was reserved from PSF determination 1250
calib_psf_used boolean Flag set if the source was actually used for PSF determination, as determined by the 1260
deblend_deblendedAsPsf boolean Deblender thought this source looked like a PSF 1270
deblend_hasStrayFlux boolean This source was assigned some stray flux 1280
deblend_masked boolean Parent footprint was predominantly masked 1290
deblend_nChild int Number of children this object has (defaults to 0) 1300
deblend_parentTooBig boolean Parent footprint covered too many pixels 1310
deblend_patchedTemplate boolean This source was near an image edge and the deblender used patched edge-handling. 1320
deblend_rampedTemplate boolean This source was near an image edge and the deblender used ramp edge-handling. 1330
deblend_skipped boolean Deblender skipped this source 1340
deblend_tooManyPeaks boolean Source had too many peaks; only the brightest were included 1350
hsmPsfMoments_flag boolean General failure flag, set if anything went wrong 1360
hsmPsfMoments_flag_no_pixels boolean No pixels to measure 1370
hsmPsfMoments_flag_not_contained boolean Center not contained in footprint bounding box 1380
hsmPsfMoments_flag_parent_source boolean Parent source, ignored 1390
iDebiasedPSF_flag boolean General failure flag, set if anything went wrong 1400
iDebiasedPSF_flag_no_pixels boolean No pixels to measure 1410
iDebiasedPSF_flag_not_contained boolean Center not contained in footprint bounding box 1420
iDebiasedPSF_flag_parent_source boolean Parent source, ignored 1430
iDebiasedPSF_flag_galsim boolean GalSim failure 1440
iDebiasedPSF_flag_edge boolean Variance undefined outside image edge 1450
hsmShapeRegauss_flag boolean General failure flag, set if anything went wrong 1460
hsmShapeRegauss_flag_galsim boolean GalSim failure 1470
hsmShapeRegauss_flag_no_pixels boolean No pixels to measure 1480
hsmShapeRegauss_flag_not_contained boolean Center not contained in footprint bounding box 1490
hsmShapeRegauss_flag_parent_source boolean Parent source, ignored 1500
sky_source boolean Sky objects quasi-randomly placed with no detection footprints or bad pixels within an 8-pixel radius. Used for measurement of background and noise properties. 1510
visit long Id of the visit where this source was measured. meta.id;obs.image 1520
detector short Id of the detector where this source was measured. meta.id;obs.image 1530
band char Name of the band used to take the exposure where this source was measured. Abstract filter that is not associated with a particular instrument 1540
physical_filter char ID of physical filter, the filter associated with a particular instrument. 1550
sourceId long Unique id. Unique Source ID. Primary Key. meta.id;src 1560

ForcedSource

Forced-photometry measurements on individual single-epoch visit images and difference images, based on and linked to the entries in the Object table. Point-source PSF photometry is performed, based on coordinates from a reference band chosen for each Object and reported in the Object.refBand column.

Indexes
Columns Description Reference Name
objectId Non-unique index on the objectId column; accelerates retrieval of light curves for Objects idx_ForcedSource_objectId
Column Name Data Type Unit Description UCD Order Principal
objectId long Unique Object ID. Primary Key of the Object Table 10 1
parentObjectId long Unique ObjectId of the parent of the ObjectId in context of the deblender. 20
coord_ra double deg Fiducial ICRS Right Ascension of centroid used for database indexing pos.eq.ra;meta.main 30
coord_dec double deg Fiducial ICRS Declination of centroid used for database indexing pos.eq.dec;meta.main 40
visit long Id of the visit where this source was measured. meta.id;obs.image 50 1
detector short Id of the detector where this source was measured. meta.id;obs.image 60 1
band char Abstract filter that is not associated with a particular instrument 70 1
psfFlux float nJy Flux derived from linear least-squares fit of psf model forced on the calexp 80 1
psfFluxErr float nJy Uncertainty on the flux derived from linear least-squares fit of psf model forced on the calexp 90 1
psfFlux_flag boolean Failure to derive linear least-squares fit of psf model forced on the calexp 100
psfDiffFlux float nJy Flux derived from linear least-squares fit of psf model forced on the image difference 110 1
psfDiffFluxErr float nJy Uncertainty on the flux derived from linear least-squares fit of psf model forced on the image difference 120 1
psfDiffFlux_flag boolean Failure to derive linear least-squares fit of psf model forced on the image difference 130
diff_PixelFlags_nodataCenter boolean Source center is outside usable region on image difference (masked NO_DATA) 140
pixelFlags_bad boolean Bad pixel in the Source footprint 150
pixelFlags_cr boolean Cosmic ray in the Source footprint 160
pixelFlags_crCenter boolean Cosmic ray in the Source center 170
pixelFlags_edge boolean Source is on the edge of an exposure region (masked EDGE) 180
pixelFlags_interpolated boolean Interpolated pixel in the Source footprint 190
pixelFlags_interpolatedCenter boolean Interpolated pixel in the Source center 200
pixelFlags_nodata boolean Source is outside usable exposure region (masked NO_DATA) 210
pixelFlags_saturated boolean Saturated pixel in the Source footprint 220
pixelFlags_saturatedCenter boolean Saturated pixel in the Source center 230
pixelFlags_suspect boolean Sources footprint includes suspect pixels 240
pixelFlags_suspectCenter boolean Sources center is close to suspect pixels 250
invalidPsfFlag boolean Source has an invalid PSF. 260
tract long Skymap tract ID 270
patch long Skymap patch ID 280

DiaObject

Properties of time-varying astronomical objects based on association of data from one or more spatially-related DiaSource detections on individual single-epoch difference images.

Indexes
Columns Description Reference Name
diaObjectId Unique index on the diaObjectId column idx_DiaObject_diaObjectId
Column Name Data Type Unit Description UCD Order Principal
diaObjectId long Unique identifier of this DiaObject. meta.id;src 10
ra double deg Right Ascension coordinate of the position of the DiaObject. pos.eq.ra;meta.main 20
raErr float deg Error in right ascension. stat.error;pos.eq.ra 30
dec double deg Declination coordinate of the position of the DiaObject. pos.eq.dec;meta.main 40
decErr float deg Error in declination. stat.error;pos.eq.dec 50
ra_dec_Cov float deg**2 Covariance between right ascension and declination. stat.covariance;pos.eq.ra;pos.eq.dec 60
u_psfFluxMean double nJy Weighted mean point-source model magnitude for u filter. phot.count 70
u_psfFluxMeanErr double nJy Standard error of u_psfFluxMean. stat.error 80
u_psfFluxSigma double nJy Standard deviation of the distribution of u_psfFlux. stat.stdev 90
u_psfFluxNdata int The number of u-band data points. 100
g_psfFluxMean double nJy Weighted mean point-source model magnitude for g filter. phot.count 110
g_psfFluxMeanErr double nJy Standard error of g_psfFluxMean. stat.error 120
g_psfFluxSigma double nJy Standard deviation of the distribution of g_psfFlux. stat.stdev 130
g_psfFluxNdata int The number of g-band data points. 140
r_psfFluxMean double nJy Weighted mean point-source model magnitude for r filter. phot.count 150
r_psfFluxMeanErr double nJy Standard error of r_psfFluxMean. stat.error 160
r_psfFluxSigma double nJy Standard deviation of the distribution of r_psfFlux. stat.stdev 170
r_psfFluxNdata int The number of r-band data points. 180
i_psfFluxMean double nJy Weighted mean point-source model magnitude for i filter. phot.count 190
i_psfFluxMeanErr double nJy Standard error of i_psfFluxMean. stat.error 200
i_psfFluxSigma double nJy Standard deviation of the distribution of i_psfFlux. stat.stdev 210
i_psfFluxNdata int The number of i-band data points. 220
z_psfFluxMean double nJy Weighted mean point-source model magnitude for z filter. phot.count 230
z_psfFluxMeanErr double nJy Standard error of z_psfFluxMean. stat.error 240
z_psfFluxSigma double nJy Standard deviation of the distribution of z_psfFlux. stat.stdev 250
z_psfFluxNdata int The number of z-band data points. 260
y_psfFluxMean double nJy Weighted mean point-source model magnitude for y filter. phot.count 270
y_psfFluxMeanErr double nJy Standard error of y_psfFluxMean. stat.error 280
y_psfFluxSigma double nJy Standard deviation of the distribution of y_psfFlux. stat.stdev 290
y_psfFluxNdata int The number of y-band data points. 300
u_scienceFluxMean double nJy Weighted mean forced photometry flux for u filter. phot.count 310
u_scienceFluxMeanErr double nJy Standard error of u_scienceFluxMean. stat.error 320
g_scienceFluxMean double nJy Weighted mean forced photometry flux for g filter. phot.count 330
g_scienceFluxMeanErr double nJy Standard error of g_scienceFluxMean. stat.error 340
r_scienceFluxMean double nJy Weighted mean forced photometry flux for r filter. phot.count 350
r_scienceFluxMeanErr double nJy Standard error of r_scienceFluxMean. stat.error 360
i_scienceFluxMean double nJy Weighted mean forced photometry flux for i filter. phot.count 370
i_scienceFluxMeanErr double nJy Standard error of i_scienceFluxMean. stat.error 380
z_scienceFluxMean double nJy Weighted mean forced photometry flux for z filter. phot.count 390
z_scienceFluxMeanErr double nJy Standard error of z_scienceFluxMean. stat.error 400
y_scienceFluxMean double nJy Weighted mean forced photometry flux for y filter. phot.count 410
y_scienceFluxMeanErr double nJy Standard error of y_scienceFluxMean. stat.error 420
u_psfFluxMin double nJy Minimum observed u band fluxes. 430
u_psfFluxMax double nJy Maximum observed u band fluxes. 440
u_psfFluxMaxSlope double nJy/d Maximum slope between u band flux obsevations max(delta_flux/delta_time). 450
u_psfFluxErrMean float nJy Mean of the u band flux errors. 460
g_psfFluxMin double nJy Minimum observed g band fluxes. 470
g_psfFluxMax double nJy Maximum observed g band fluxes. 480
g_psfFluxMaxSlope double nJy/d Maximum slope between g band flux obsevations max(delta_flux/delta_time). 490
g_psfFluxErrMean float nJy Mean of the g band flux errors. 500
r_psfFluxMin double nJy Minimum observed r band fluxes. 510
r_psfFluxMax double nJy Maximum observed r band fluxes. 520
r_psfFluxMaxSlope double nJy/d Maximum slope between r band flux obsevations max(delta_flux/delta_time). 530
r_psfFluxErrMean float nJy Mean of the r band flux errors. 540
i_psfFluxMin double nJy Minimum observed i band fluxes. 550
i_psfFluxMax double nJy Maximum observed i band fluxes. 560
i_psfFluxMaxSlope double nJy/d Maximum slope between i band flux obsevations max(delta_flux/delta_time). 570
i_psfFluxErrMean float nJy Mean of the i band flux errors. 580
z_psfFluxMin double nJy Minimum observed z band fluxes. 590
z_psfFluxMax double nJy Maximum observed z band fluxes. 600
z_psfFluxMaxSlope double nJy/d Maximum slope between z band flux obsevations max(delta_flux/delta_time). 610
z_psfFluxErrMean float nJy Mean of the z band flux errors. 620
y_psfFluxMin double nJy Minimum observed y band fluxes. 630
y_psfFluxMax double nJy Maximum observed y band fluxes. 640
y_psfFluxMaxSlope double nJy/d Maximum slope between y band flux obsevations max(delta_flux/delta_time). 650
y_psfFluxErrMean float nJy Mean of the y band flux errors. 660
nDiaSources long Total number of DiaSources associated with this DiaObject. 670

DiaSource

Properties of transient-object detections on the single-epoch difference images.

Indexes
Columns Description Reference Name
diaObjectId Non-unique index on the diaObjectId column; accelerates retrieval of light curves for DiaObjects idx_DiaSource_diaObjectId
Column Name Data Type Unit Description UCD Order Principal
diaSourceId long Unique identifier of this DiaSource. meta.id;obs.image 10
visit long Id of the visit where this diaSource was measured. meta.id;obs.image 20
detector short Id of the detector where this diaSource was measured. meta.id;obs.image 30
diaObjectId long Id of the diaObject this source was associated with, if any. If not, it is set to 0 meta.id;src 40
ssObjectId long Id of the ssObject this source was associated with, if any. If not, it is set to 0 meta.id;src 50
parentDiaSourceId long Id of the parent diaSource this diaSource has been deblended from, if any. meta.id;src 60
midpointMjdTai double d Effective mid-visit time for this diaSource, expressed as Modified Julian Date, International Atomic Time. time.epoch 70
exposureTime float s Effective exposure time for this diaSource. time.interval 80
coord_dec double deg Fiducial ICRS Declination of centroid used for database indexing. pos.eq.dec 90
coord_ra double deg Fiducial ICRS Right Ascension of centroid used for database indexing. pos.eq.ra 100
ra double deg Right ascension coordinate of the center of this diaSource. pos.eq.ra;meta.main 110
dec double deg Declination coordinate of the center of this diaSource. pos.eq.dec;meta.main 120
raErr float deg Angular error in right ascension (∂RA*cos(Dec)). stat.error;pos.eq.ra 130
decErr float deg Error in declination. stat.error;pos.eq.dec 140
ra_dec_Cov float deg**2 Covariance between right ascension (RA*cos(Dec)) and declination. stat.covariance;pos.eq.ra;pos.eq.dec 150
x double pixel Unweighted first moment centroid, overall centroid. pos.cartesian.x 160
xErr float pixel 1-sigma uncertainty on x position. stat.error;pos.cartesian.x 170
y double pixel Unweighted first moment centroid, overall centroid. pos.cartesian.y 180
yErr float pixel 1-sigma uncertainty on y position. stat.error;pos.cartesian.y 190
centroid_flag boolean General centroid algorithm failure flag; set if anything went wrong when fitting the centroid. Another centroid flag field should also be set to provide more information. 200
apFlux float nJy Flux in a 12 pixel radius aperture on the difference image. phot.count 210
apFluxErr float nJy Estimated uncertainty of apFlux. stat.error;phot.count 220
apFlux_flag boolean General aperture flux algorithm failure flag; set if anything went wrong when measuring aperture fluxes. Another apFlux flag field should also be set to provide more information. 230
apFlux_flag_apertureTruncated boolean Aperture did not fit within measurement image. 240
isNegative boolean Source was detected as significantly negative. 250
snr double The signal-to-noise ratio at which this source was detected in the difference image. Ratio of apFlux/apFluxErr. stat.snr 260
psfFlux float nJy Flux for Point Source model. Note this actually measures the flux difference between the template and the visit image. phot.count 270
psfFluxErr float nJy Uncertainty of psfFlux. 280
psfChi2 float Chi^2 statistic of the point source model fit. stat.fit.chi2 290
psfNdata int pixel The number of data points (pixels) used to fit the point source model. 300
psfFlux_flag boolean Failure to derive linear least-squares fit of psf model. Another psfFlux flag field should also be set to provide more information. 310
psfFlux_flag_edge boolean Object was too close to the edge of the image to use the full PSF model. 320
psfFlux_flag_noGoodPixels boolean Not enough non-rejected pixels in data to attempt the fit. 330
trailFlux float nJy Flux for a trailed source model. Note this actually measures the flux difference between the template and the visit image. 340
trailFluxErr float nJy Uncertainty of trailFlux. 350
trailRa double deg Right ascension coordinate of centroid for trailed source model. pos.eq.ra 360
trailDec double deg Declination coordinate of centroid for trailed source model. pos.eq.dec 370
trailLength double arcsec Maximum likelihood fit of trail length. 380
trailAngle double deg Maximum likelihood fit of the angle between the meridian through the centroid and the trail direction (bearing). 390
trail_flag_edge boolean This flag is set if a trailed source extends onto or past edge pixels. 400
dipoleMeanFlux double nJy Maximum likelihood value for the mean absolute flux of the two lobes for a dipole model. 410
dipoleMeanFluxErr double nJy Uncertainty of dipoleMeanFlux. stat.error 420
dipoleFluxDiff double nJy Maximum likelihood value for the difference of absolute fluxes of the two lobes for a dipole model. 430
dipoleFluxDiffErr double nJy Uncertainty of dipoleFluxDiff. stat.error 440
dipoleLength double arcsec Maximum likelihood value for the lobe separation in dipole model. pos.angDistance 450
dipoleAngle double deg Maximum likelihood fit of the angle between the meridian through the centroid and the dipole direction (bearing, from negative to positive lobe). pos.posAng 460
dipoleChi2 double Chi^2 statistic of the model fit. stat.fit.chi2 470
dipoleNdata long The number of data points (pixels) used to fit the model. 480
scienceFlux float nJy Forced photometry flux for a point source model measured on the visit image centered at DiaSource position. phot.count 490
scienceFluxErr float nJy Estimated uncertainty of scienceFlux. stat.error;phot.count 500
forced_PsfFlux_flag boolean Forced PSF photometry on science image failed. Another forced_PsfFlux flag field should also be set to provide more information. 510
forced_PsfFlux_flag_edge boolean Forced PSF flux on science image was too close to the edge of the image to use the full PSF model. 520
forced_PsfFlux_flag_noGoodPixels boolean Forced PSF flux not enough non-rejected pixels in data to attempt the fit. 530
templateFlux float nJy Forced photometry flux for a point source model measured on the template image centered at the DiaSource position. phot.count 540
templateFluxErr float nJy Uncertainty of templateFlux. stat.error;phot.count 550
ixx double nJy.arcsec**2 Adaptive second moment of the source intensity. 560
iyy double nJy.arcsec**2 Adaptive second moment of the source intensity. 570
ixy double nJy.arcsec**2 Adaptive second moment of the source intensity. 580
ixxPSF double nJy.arcsec**2 Adaptive second moment for the PSF. 590
iyyPSF double nJy.arcsec**2 Adaptive second moment for the PSF. 600
ixyPSF double nJy.arcsec**2 Adaptive second moment for the PSF. 610
shape_flag boolean General source shape algorithm failure flag; set if anything went wrong when measuring the shape. Another shape flag field should also be set to provide more information. 620
shape_flag_no_pixels boolean No pixels to measure shape. 630
shape_flag_not_contained boolean Center not contained in footprint bounding box. 640
shape_flag_parent_source boolean This source is a parent source; we should only be measuring on deblended children in difference imaging. 650
extendedness double A measure of extendedness, computed by comparing an object's moment-based trace radius to the PSF moments. extendedness = 1 implies a high degree of confidence that the source is extended. extendedness = 0 implies a high degree of confidence that the source is point-like. 660
reliability float Probability (0-1) that the diaSource is astrophysical, derived from a machine learning model. 670
reliabilityVersion string Version of the reliability model. 680
band char Filter band this source was observed with. 690
isDipole boolean Source well fit by a dipole. 700
dipoleFitAttempted boolean Attempted to fit a dipole model to this source. 710
timeProcessedMjdTai double Time when the image was processed and this DiaSource record was generated, expressed as Modified Julian Date, International Atomic Time. time.epoch 720
bboxSize long pixel Size of the square bounding box that fully contains the detection footprint. 730
pixelFlags boolean General pixel flags failure; set if anything went wrong when setting pixels flags from this footprint's mask. This implies that some pixelFlags for this source may be incorrectly set to False. 740
pixelFlags_bad boolean Bad pixel in the DiaSource footprint. 750
pixelFlags_cr boolean Cosmic ray in the DiaSource footprint. 760
pixelFlags_crCenter boolean Cosmic ray in the 3x3 region around the centroid. 770
pixelFlags_edge boolean Some of the source footprint is outside usable exposure region (masked EDGE or centroid off image). 780
pixelFlags_nodata boolean NO_DATA pixel in the source footprint. 790
pixelFlags_nodataCenter boolean NO_DATA pixel in the 3x3 region around the centroid. 800
pixelFlags_interpolated boolean Interpolated pixel in the DiaSource footprint. 810
pixelFlags_interpolatedCenter boolean Interpolated pixel in the 3x3 region around the centroid. 820
pixelFlags_offimage boolean DiaSource center is off image. 830
pixelFlags_saturated boolean Saturated pixel in the DiaSource footprint. 840
pixelFlags_saturatedCenter boolean Saturated pixel in the 3x3 region around the centroid. 850
pixelFlags_suspect boolean DiaSource's footprint includes suspect pixels. 860
pixelFlags_suspectCenter boolean Suspect pixel in the 3x3 region around the centroid. 870
pixelFlags_streak boolean Streak in the DiaSource footprint. 880
pixelFlags_streakCenter boolean Streak in the 3x3 region around the centroid. 890
pixelFlags_injected boolean Injection in the DiaSource footprint. 900
pixelFlags_injectedCenter boolean Injection in the 3x3 region around the centroid. 910
pixelFlags_injected_template boolean Template injection in the DiaSource footprint. 920
pixelFlags_injected_templateCenter boolean Template injection in the 3x3 region around the centroid. 930
glint_trail boolean This flag is set if the source is part of a glint trail. 940

ForcedSourceOnDiaObject

Point-source forced-photometry measurements on individual single-epoch visit images and difference images, based on and linked to the entries in the DiaObject table.

Indexes
Columns Description Reference Name
diaObjectId Non-unique index on the diaObjectId column; accelerates retrieval of light curves for DiaObjects idx_ForcedSourceOnDiaObject_diaObjectId
Column Name Data Type Unit Description UCD Order Principal
diaObjectId long Id of the DiaObject that this DiaForcedSource was associated with. 10 1
parentObjectId long Unique ObjectId of the parent of the ObjectId in context of the deblender. 20
coord_ra double deg Fiducial ICRS Right Ascension of centroid used for database indexing pos.eq.ra;meta.main 30
coord_dec double deg Fiducial ICRS Declination of centroid used for database indexing pos.eq.dec;meta.main 40
visit long Id of the visit where this forced source was measured. meta.id;obs.image 50 1
detector short Id of the detector where this forced source was measured. meta.id;obs.image 60 1
band char Abstract filter that is not associated with a particular instrument 70 1
psfFlux float nJy Flux derived from linear least-squares fit of psf model forced on the calexp 80 1
psfFluxErr float nJy Uncertainty on the flux derived from linear least-squares fit of psf model forced on the calexp 90 1
psfFlux_flag boolean Failure to derive linear least-squares fit of psf model forced on the calexp 100
psfDiffFlux float nJy Flux derived from linear least-squares fit of psf model forced on the image difference 110 1
psfDiffFluxErr float nJy Uncertainty on the flux derived from linear least-squares fit of psf model forced on the image difference 120 1
psfDiffFlux_flag boolean Failure to derive linear least-squares fit of psf model forced on the image difference 130
diff_PixelFlags_nodataCenter boolean Source center is outside usable region on image difference (masked NO_DATA) 140
pixelFlags_bad boolean Bad pixel in the Source footprint 150
pixelFlags_cr boolean Cosmic ray in the Source footprint 160
pixelFlags_crCenter boolean Cosmic ray in the Source center 170
pixelFlags_edge boolean Source is on the edge of an exposure region (masked EDGE) 180
pixelFlags_interpolated boolean Interpolated pixel in the Source footprint 190
pixelFlags_interpolatedCenter boolean Interpolated pixel in the Source center 200
pixelFlags_nodata boolean Source is outside usable exposure region (masked NO_DATA) 210
pixelFlags_saturated boolean Saturated pixel in the Source footprint 220
pixelFlags_saturatedCenter boolean Saturated pixel in the Source center 230
pixelFlags_suspect boolean Sources footprint includes suspect pixels 240
pixelFlags_suspectCenter boolean Sources center is close to suspect pixels 250
invalidPsfFlag boolean Forced source has an invalid PSF. 260
tract long Skymap tract ID 270
patch long Skymap patch ID 280

CoaddPatches

Static information about the subset of tracts and patches from the standard LSST skymap that apply to coadds in these catalogs

Indexes
Columns Description Reference Name
lsst_patch Non-unique index on the lsst_patch column idx_CoaddPatches_lsst_patch
lsst_tract Non-unique index on the lsst_tract column idx_CoaddPatches_lsst_tract
Column Name Data Type Unit Description UCD Order Principal
lsst_tract long ID number of the top level, 'tract', within the standard LSST skymap meta.id;obs.field 10 1
lsst_patch long ID number of the second level, 'patch', within the standard LSST skymap meta.id.part;obs.field 20 1
s_ra double deg Central Spatial Position in ICRS; Right ascension pos.eq.ra 30 1
s_dec double deg Central Spatial Position in ICRS; Declination pos.eq.dec 40 1
s_region string Sky region covered by the coadd (expressed in ICRS frame) pos.outline;obs.field 50 1

Visit

Metadata about the pointings of the telescope, largely associated with the boresight of the LSSTCam focal plane as a whole.

Indexes
Columns Description Reference Name
visit Unique index on the visit column idx_Visit_visit
Column Name Data Type Unit Description UCD Order Principal
visit long Unique identifier. meta.id;obs.image 10 1
physical_filter char ID of physical filter, the filter associated with a particular instrument. 20
band char Name of the band used to take the visit where this source was measured. Abstract filter that is not associated with a particular instrument. 30 1
ra double deg Right Ascension of focal plane center. 40 1
dec double deg Declination of focal plane center 50 1
skyRotation double deg Sky rotation angle. 60 1
azimuth double deg Azimuth of focal plane center at the middle of the visit. 70
altitude double deg Altitude of focal plane center at the middle of the visit. 80
zenithDistance double deg Zenith distance at the middle of the visit. 90
airmass double Airmass of the observed line of sight. 100 1
expTime double s Spatially-averaged duration of visit, accurate to 10ms. 110 1
expMidpt timestamp Midpoint time for exposure at the fiducial center of the focal plane array. TAI, accurate to 10ms. 120
expMidptMJD double d Midpoint time for exposure at the fiducial center of the focal plane array in MJD. TAI, accurate to 10ms. time.epoch;obs.exposure 130 1
obsStart timestamp Start time of the visit at the fiducial center of the focal plane array, TAI, accurate to 10ms. 140
obsStartMJD double d Start of the exposure in MJD, TAI, accurate to 10ms. time.start;obs.exposure 150

VisitDetector

Per-detector metadata and metrics associated with each visit

Indexes
Columns Description Reference Name
visitId Non-unique index on visitId column; accelerates retrieval of data for all detectors for a visit idx_VisitDetector_visitId
visitId, detector Unique index on visit and detector columns in CcdVisit table idx_VisitDetector_visitId_detector
Column Name Data Type Unit Description UCD Order Principal
visitId long Reference to the corresponding entry in the Visit table. meta.id.parent;obs 10 1
detector long Detector ID. A detector associated with a particular instrument (not an observation of that detector). 20 1
physical_filter char ID of physical filter, the filter associated with a particular instrument. 30
band char Name of the band used to take the visit where this source was measured. Abstract filter that is not associated with a particular instrument. 40 1
ra double deg Right Ascension of Ccd center. 50 1
dec double deg Declination of Ccd center. 60 1
pixelScale float arcsec/pixel Measured detector pixel scale. 70
zenithDistance float deg Zenith distance at observation mid-point. 80 1
expTime double s Spatially-averaged duration of visit, accurate to 10ms. 90 1
zeroPoint float mag Zero-point for the Ccd, estimated at Ccd center. 100
psfSigma float pixel PSF model second-moments determinant radius (center of chip) 110 1
skyBg float adu Average sky background. 120
skyNoise float adu RMS noise of the sky background. 130
astromOffsetMean double arcsec Mean offset of astrometric calibration matches (arcsec) 140
astromOffsetStd double arcsec Standard deviation of offsets of astrometric calibration matches (arcsec) 150
starComa1Median double Coma-like higher-order moment combination (median M30 + M12 of the stars used in the PSF model) 160
starComa2Median double Coma-like higher-order moment combination (median M21 + M03 of the stars used in the PSF model) 170
starTrefoil1Median double Trefoil-like higher-order moment combination (median M30 - 3*M12 of the stars used in the PSF model) 180
starTrefoil2Median double Trefoil-like higher-order moment combination (median 3*M21 - M03 of the stars used in the PSF model) 190
starKurtosisMedian double Kurtosis-like higher-order moment combination (median M40 + 2*M22 + M04 of the stars used in the PSF model) 200
starE41Median double Fourth-order ellipticity-like higher-order moment combination (median M40 - M04 of the stars used in the PSF model) 210
starE42Median double Fourth-order ellipticity-like higher-order moment combination (median 2*(M31 + M13) of the stars used in the PSF model) 220
nPsfStar int Number of stars used for PSF model 230
psfStarDeltaE1Median double Median E1 residual (starE1 - psfE1) for psf stars 240
psfStarDeltaE2Median double Median E2 residual (starE2 - psfE2) for psf stars 250
psfStarDeltaE1Scatter double Scatter (via MAD) of E1 residual (starE1 - psfE1) for psf stars 260
psfStarDeltaE2Scatter double Scatter (via MAD) of E2 residual (starE2 - psfE2) for psf stars 270
psfStarDeltaSizeMedian double pixel Median size residual (starSize - psfSize) for psf stars (pixel) 280
psfStarDeltaSizeScatter double pixel Scatter (via MAD) of size residual (starSize - psfSize) for stars (pixel) 290
psfStarScaledDeltaSizeScatter double Scatter (via MAD) of size residual scaled by median size squared 300
psfTraceRadiusDelta double pixel Delta (max - min) of model psf trace radius values evaluated on a grid of unmasked pixels (pixel) 310
psfApFluxDelta double Delta (max - min) of model psf aperture flux (with aperture radius of max(2, 3*psfSigma)) values evaluated on a grid of unmasked pixels 320
psfApCorrSigmaScaledDelta double Delta (max - min) of psf flux aperture correction factors scaled (divided) by the psfSigma evaluated on a grid of unmasked pixels 330
maxDistToNearestPsf double pixel Maximum distance of an unmasked pixel to its nearest model psf star (pixel) 340
starEMedian double Median ellipticity (sqrt(starE1**2.0 + starE2**2.0)) of the stars used in the PSF model. 350
starUnNormalizedEMedian double pixel**2 Median un-normalized ellipticity (sqrt((starXX - starYY)**2.0 + (2.0*starXY)**2.0)) of the stars used in the PSF model. 360
seeing double arcsec Mean measured FWHM of the PSF. 370 1
skyRotation double deg Sky rotation angle. 380
expMidpt timestamp Midpoint time for exposure at the fiducial center of the focal plane array. TAI, accurate to 10ms. 390
expMidptMJD double d Midpoint time for exposure at the fiducial center of the focal plane array in MJD. TAI, accurate to 10ms. time.epoch;obs.exposure 400 1
obsStart timestamp Start of the visit, TAI, accurate to 10ms. 410
obsStartMJD double d Start of the exposure in MJD, TAI, accurate to 10ms. time.start;obs.exposure 420
darkTime double s Average dark current accumulation time, accurate to 10ms. 430
xSize long pixel Number of columns in the image. 440
ySize long pixel Number of rows in the image. 450
llcra double deg Right Ascension of lower left corner. 460
llcdec double deg Declination of lower left corner. 470
ulcra double deg Right Ascension of upper left corner. 480
ulcdec double deg Declination of upper left corner. 490
urcra double deg Right Ascension of upper right corner. 500
urcdec double deg Declination of upper right corner. 510
lrcra double deg Right Ascension of lower right corner. 520
lrcdec double deg Declination of lower right corner. 530
effTime double s Effective time metric 540
effTimePsfSigmaScale double Effective time metric -- PSF size component 550
effTimeSkyBgScale double Effective time metric -- Sky background component 560
effTimeZeroPointScale double Effective time metric -- Throughput component 570
magLim double mag 5-sigma limiting magnitude 580 1
wcsCornerMaxOffset double arcsec Maximum distance between the preliminary and final WCS at the corners of the detector. The WCS is set to null if this exceeds 0.5". 590
wcsDetectorPointingResidual double arcsec Maximum difference (on the pointing-fit grid) between the final WCS position and the position predicted by camera geometry, after re-pointing using the final WCS for this detector only. The detector is rejected from the pointing fit if this exceeds 10". 600
wcsVisitPointingResidual double arcsec Maximum difference (on the pointing-fit grid) between the final WCS position and the position predicted by camera geometry, after re-pointing using the final WCS of all non-rejected detectors in the visit. The WCS is set to null if this exceeds 60". 610
wcsPreliminaryDetectorPointingResidual double arcsec Maximum difference (on the pointing-fit grid) between the preliminary WCS position and the position predicted by camera geometry, after re-pointing using the prelimnary WCS for this detector only. The detector is rejected from the pointing fit if this exceeds 10". 620
wcsPreliminaryVisitPointingResidual double arcsec Maximum difference (on the pointing-fit grid) between the preliminary WCS position and the position predicted by camera geometry, after re-pointing using the preliminary WCS of all non-rejected detectors in the visit. The WCS is set to null if this exceeds 60". 630
shapeletsIqScore double The dimensionless image quality score as determined from the shapelets decomposition that includes power from the median centroid offset between those used in the decomposition and those of the centroid slot in addition to non-atmospheric decomposition coefficients. The score spans the range [0.0, 1.0] with lower values indicating better image quality. 640
centroidDiffShapeletsVsSlotMedian double pixel Median centroid difference (sqrt((slot_x - shapelet_x)**2 + (slot_y - shapelet_y)**2)) for sources used in the shapelet decomposition. 650
shapeletsStarEMedian double Median ellipticity (sqrt(starE1**2.0 + starE2**2.0)) of the sources used in the shapelet decomposition. 660
refCatSourceDensity float count/deg**2 Source density for the detector region as computed from the loaded reference catalog (number per degrees**2) 670
psfAdaptiveIncludeThresholdMultiplier double Threshold multiplier used in the adaptive threshold detection pass for PSF modelling. 680
shapeletsStarUnNormalizedEMedian double pixel**2 Median un-normalized ellipticity (sqrt((starXX - starYY)**2.0 + (2.0*starXY)**2.0)) of the sources used in the shapelet decomposition. 690
psfAdaptiveThresholdValue double Threshold value used in the adaptive threshold detection pass for PSF modelling. 700
shapeletsOnlyIqScore double The dimensionless image quality score as determined from the shapelets decomposition that includes power only from the non-atmospheric decomposition coefficients. The score spans the range [0.0, 1.0] with lower values indicating better image quality. 710
nShapeletsStar int Number of sources used in the shapelet decomposition. 720

SSObject

LSST-computed per-object quantities.

Indexes
Columns Description Reference Name
MOIDEarth Index on the MOIDEarth column idx_SSObject_MOIDEarth
Column Name Data Type Unit Description UCD Order Principal
ssObjectId long Unique identifier. meta.id;src 10
designation char The unpacked primary provisional designation for this object. meta.id;src 20
nObs int Total number of LSST observations of this object. meta.number;obs 30
arc float d Timespan ("arc") of all LSST observations, t_{last} - t_{first} time.duration;obs 40
firstObservationMjdTai double d The time of the first LSST observation of this object (could be precovered), TAI. time.epoch;obs 50
MOIDEarth float AU Minimum orbit intersection distance to Earth. pos.distance;src.orbital 60
MOIDEarthDeltaV float km/s DeltaV at the MOID point. phys.veloc.orbital 70
MOIDEarthEclipticLongitude float deg Ecliptic longitude of the MOID point (Earth's orbit). pos.ecliptic.lon 80
MOIDEarthTrueAnomaly float deg True anomaly of the MOID point on Earth's orbit. pos.phaseAng 90
MOIDEarthTrueAnomalyObject float deg True anomaly of the MOID point on the object's orbit. pos.phaseAng;src.orbital 100
tisserand_J float Tisserand parameter with respect to Jupiter (T_J). src.orbital.TissJ 110
extendednessMax float Maximum `extendedness` value from the DiaSource. 120
extendednessMedian float Median `extendedness` value from the DiaSource. 130
extendednessMin float Minimum `extendedness` value from the DiaSource. 140
u_nObs int Total number of data points (u band). meta.number;obs 150
u_H float mag Best fit absolute magnitude (u band). phot.mag 160
u_HErr float mag Error in the estimate of H (u band). stat.error;phot.mag 170
u_G12 float Best fit G12 slope parameter (u band). stat.fit.param 180
u_G12Err float Error in the estimate of G12 (u band). stat.error;stat.fit.param 190
u_H_u_G12_Cov float mag**2 H–G12 covariance (u band). stat.covariance;phot.mag;stat.fit.param 200
u_nObsUsed int The number of data points used to fit the phase curve (u band). meta.number;obs 210
u_Chi2 float Chi^2 statistic of the phase curve fit (u band). stat.fit.chi2 220
u_phaseAngleMin float deg Minimum phase angle observed (u band). pos.phaseAng;stat.min 230
u_phaseAngleMax float deg Maximum phase angle observed (u band). pos.phaseAng;stat.max 240
u_slope_fit_failed boolean G12 fit failed in u band. G12 contains a fiducial value used to fit H. 250
g_nObs int Total number of data points (g band). meta.number;obs 260
g_H float mag Best fit absolute magnitude (g band). phot.mag 270
g_HErr float mag Error in the estimate of H (g band). stat.error;phot.mag 280
g_G12 float Best fit G12 slope parameter (g band). stat.fit.param 290
g_G12Err float Error in the estimate of G12 (g band). stat.error;stat.fit.param 300
g_H_g_G12_Cov float mag**2 H–G12 covariance (g band). stat.covariance;phot.mag;stat.fit.param 310
g_nObsUsed int The number of data points used to fit the phase curve (g band). meta.number;obs 320
g_Chi2 float Chi^2 statistic of the phase curve fit (g band). stat.fit.chi2 330
g_phaseAngleMin float deg Minimum phase angle observed (g band). pos.phaseAng;stat.min 340
g_phaseAngleMax float deg Maximum phase angle observed (g band). pos.phaseAng;stat.max 350
g_slope_fit_failed boolean G12 fit failed in g band. G12 contains a fiducial value used to fit H. 360
r_nObs int Total number of data points (r band). meta.number;obs 370
r_H float mag Best fit absolute magnitude (r band). phot.mag 380
r_HErr float mag Error in the estimate of H (r band). stat.error;phot.mag 390
r_G12 float Best fit G12 slope parameter (r band). stat.fit.param 400
r_G12Err float Error in the estimate of G12 (r band). stat.error;stat.fit.param 410
r_H_r_G12_Cov float mag**2 H–G12 covariance (r band). stat.covariance;phot.mag;stat.fit.param 420
r_nObsUsed int The number of data points used to fit the phase curve (r band). meta.number;obs 430
r_Chi2 float Chi^2 statistic of the phase curve fit (r band). stat.fit.chi2 440
r_phaseAngleMin float deg Minimum phase angle observed (r band). pos.phaseAng;stat.min 450
r_phaseAngleMax float deg Maximum phase angle observed (r band). pos.phaseAng;stat.max 460
r_slope_fit_failed boolean G12 fit failed in r band. G12 contains a fiducial value used to fit H. 470
i_nObs int Total number of data points (i band). meta.number;obs 480
i_H float mag Best fit absolute magnitude (i band). phot.mag 490
i_HErr float mag Error in the estimate of H (i band). stat.error;phot.mag 500
i_G12 float Best fit G12 slope parameter (i band). stat.fit.param 510
i_G12Err float Error in the estimate of G12 (i band). stat.error;stat.fit.param 520
i_H_i_G12_Cov float mag**2 H–G12 covariance (i band). stat.covariance;phot.mag;stat.fit.param 530
i_nObsUsed int The number of data points used to fit the phase curve (i band). meta.number;obs 540
i_Chi2 float Chi^2 statistic of the phase curve fit (i band). stat.fit.chi2 550
i_phaseAngleMin float deg Minimum phase angle observed (i band). pos.phaseAng;stat.min 560
i_phaseAngleMax float deg Maximum phase angle observed (i band). pos.phaseAng;stat.max 570
i_slope_fit_failed boolean G12 fit failed in i band. G12 contains a fiducial value used to fit H. 580
z_nObs int Total number of data points (z band). meta.number;obs 590
z_H float mag Best fit absolute magnitude (z band). phot.mag 600
z_HErr float mag Error in the estimate of H (z band). stat.error;phot.mag 610
z_G12 float Best fit G12 slope parameter (z band). stat.fit.param 620
z_G12Err float Error in the estimate of G12 (z band). stat.error;stat.fit.param 630
z_H_z_G12_Cov float mag**2 H–G12 covariance (z band). stat.covariance;phot.mag;stat.fit.param 640
z_nObsUsed int The number of data points used to fit the phase curve (z band). meta.number;obs 650
z_Chi2 float Chi^2 statistic of the phase curve fit (z band). stat.fit.chi2 660
z_phaseAngleMin float deg Minimum phase angle observed (z band). pos.phaseAng;stat.min 670
z_phaseAngleMax float deg Maximum phase angle observed (z band). pos.phaseAng;stat.max 680
z_slope_fit_failed boolean G12 fit failed in z band. G12 contains a fiducial value used to fit H. 690
y_nObs int Total number of data points (y band). meta.number;obs 700
y_H float mag Best fit absolute magnitude (y band). phot.mag 710
y_HErr float mag Error in the estimate of H (y band). stat.error;phot.mag 720
y_G12 float Best fit G12 slope parameter (y band). stat.fit.param 730
y_G12Err float Error in the estimate of G12 (y band). stat.error;stat.fit.param 740
y_H_y_G12_Cov float mag**2 H–G12 covariance (y band). stat.covariance;phot.mag;stat.fit.param 750
y_nObsUsed int The number of data points used to fit the phase curve (y band). meta.number;obs 760
y_Chi2 float Chi^2 statistic of the phase curve fit (y band). stat.fit.chi2 770
y_phaseAngleMin float deg Minimum phase angle observed (y band). pos.phaseAng;stat.min 780
y_phaseAngleMax float deg Maximum phase angle observed (y band). pos.phaseAng;stat.max 790
y_slope_fit_failed boolean G12 fit failed in y band. G12 contains a fiducial value used to fit H. 800

SSSource

LSST-computed per-source quantities. 1::1 relationship with DiaSource.

Indexes
Columns Description Reference Name
ssObjectId Non-unique index on the ssObjectId column; accelerates retrieval of single-epoch data for SSObjects. idx_SSSource_ssObjectId
designation Non-unique index on the designation column; accelerates retrieval of single-epoch data for SSObjects. idx_SSSource_designation
Column Name Data Type Unit Description UCD Order Principal
diaSourceId long Unique identifier of the observation (matching DiaSource.diaSourceId). meta.id;src 10
ssObjectId long Unique LSST identifier of the Solar System object. meta.id;src 20
designation char The unpacked primary provisional designation for this object. meta.id;src 30
eclLambda double deg Ecliptic longitude, converted from the observed coordinates. pos.ecliptic.lon 40
eclBeta double deg Ecliptic latitude, converted from the observed coordinates. pos.ecliptic.lat 50
galLon double deg Galactic longitude, converted from the observed coordinates. pos.galactic.lon 60
galLat double deg Galactic latitude, converted from the observed coordinates. pos.galactic.lat 70
elongation float deg Solar elongation of the object at the time of observation. pos.phaseAng 80
phaseAngle float deg Phase angle between the Sun, object, and observer. pos.phaseAng 90
topoRange float AU Topocentric distance (delta) at light-emission time. pos.distance 100
topoRangeRate float km/s Topocentric radial (line-of-sight) velocity (deldot); positive values indicate motion away from the observer. phys.veloc 110
helioRange float AU Heliocentric distance (r) at light-emission time. pos.distance;pos.heliocentric 120
helioRangeRate float km/s Heliocentric radial velocity (rdot); positive values indicate motion away from the Sun. phys.veloc;pos.heliocentric 130
ephRa double deg Predicted ICRS right ascension from the orbit in mpc_orbits. pos.eq.ra;meta.modelled;pos.ephem 140
ephDec double deg Predicted ICRS declination from the orbit in mpc_orbits. pos.eq.dec;meta.modelled;pos.ephem 150
ephVmag float mag Predicted magnitude in V band, computed from mpc_orbits data including the mpc_orbits-provided (H, G) estimates phot.mag;em.opt.V 160
ephRate float deg/d Total predicted on-sky angular rate of motion. pos.pm;pos.ephem 170
ephRateRa float deg/d Predicted on-sky angular rate in the R.A. direction (includes the cos(dec) factor). pos.pm;pos.eq.ra;pos.ephem 180
ephRateDec float deg/d Predicted on-sky angular rate in the declination direction. pos.pm;pos.eq.dec;pos.ephem 190
ephOffset float arcsec Total observed versus predicted angular separation on the sky. pos.angDistance;stat.fit.omc 200
ephOffsetRa double arcsec Offset between observed and predicted position in the R.A. direction (includes cos(dec) term). pos.eq.ra;stat.fit.omc 210
ephOffsetDec double arcsec Offset between observed and predicted position in declination. pos.eq.dec;stat.fit.omc 220
ephOffsetAlongTrack float arcsec Offset between observed and predicted position in the along-track direction on the sky. pos.angDistance;stat.fit.omc 230
ephOffsetCrossTrack float arcsec Offset between observed and predicted position in the cross-track direction on the sky. pos.angDistance;stat.fit.omc 240
helio_x float AU Cartesian heliocentric X coordinate at light-emission time (ICRS). pos.cartesian.x;pos.heliocentric 250
helio_y float AU Cartesian heliocentric Y coordinate at light-emission time (ICRS). pos.cartesian.y;pos.heliocentric 260
helio_z float AU Cartesian heliocentric Z coordinate at light-emission time (ICRS). pos.cartesian.z;pos.heliocentric 270
helio_vx float km/s Cartesian heliocentric X velocity at light-emission time (ICRS). phys.veloc;pos.cartesian.x 280
helio_vy float km/s Cartesian heliocentric Y velocity at light-emission time (ICRS). phys.veloc;pos.cartesian.y 290
helio_vz float km/s Cartesian heliocentric Z velocity at light-emission time (ICRS). phys.veloc;pos.cartesian.z 300
helio_vtot float km/s The magnitude of the heliocentric velocity vector, sqrt(vx*vx + vy*vy + vz*vz). phys.veloc;pos.heliocentric 310
topo_x float AU Cartesian topocentric X coordinate at light-emission time (ICRS). pos.cartesian.x 320
topo_y float AU Cartesian topocentric Y coordinate at light-emission time (ICRS). pos.cartesian.y 330
topo_z float AU Cartesian topocentric Z coordinate at light-emission time (ICRS). pos.cartesian.z 340
topo_vx float km/s Cartesian topocentric X velocity at light-emission time (ICRS). phys.veloc;pos.cartesian.x 350
topo_vy float km/s Cartesian topocentric Y velocity at light-emission time (ICRS). phys.veloc;pos.cartesian.y 360
topo_vz float km/s Cartesian topocentric Z velocity at light-emission time (ICRS). phys.veloc;pos.cartesian.z 370
topo_vtot float km/s The magnitude of the topocentric velocity vector, sqrt(vx*vx + vy*vy + vz*vz). phys.veloc 380
diaDistanceRank short The rank of the diaSourceId-identified source in terms of its closeness to the predicted SSO position. If diaSourceId is the nearest DiaSource to this SSO prediction, diaSourceDistanceRank=1 would be set. If it is the second nearest, it would be 2, etc. 390

mpc_orbits

Table of orbital elements and related information of known (sun-orbiting and unbound) Solar System objects. Replicated from the Minor Planet Center (Postgres) database. This schema will generally closely follow the schema of the upstream table, to allow end-users to rerun queries developed elsewhere on the RSP.

Column Name Data Type Unit Description UCD Order Principal
id int Internal ID (generally not seen/used by the user) meta.id;src 10
designation char The primary provisional designation in unpacked form (e.g. 2008 AB). meta.id;src 20
packed_primary_provisional_designation char The primary provisional designation in packed form (e.g. K08A00B) meta.id;src 30
unpacked_primary_provisional_designation char The primary provisional designation in unpacked form (e.g. 2008 AB) meta.id;src 40
mpc_orb_jsonb text Details of the orbit solution in JSON form 50
created_at timestamp When this row was created time.creation;meta.dataset 60
updated_at timestamp When this row was updated time.processing;meta.dataset 70
orbit_type_int int Orbit Type (Integer) 80
u_param int U parameter 90
nopp int number of oppositions 100
arc_length_total double d Arc length over total observations [days] 110
arc_length_sel double d Arc length over total observations *selected* [days] 120
nobs_total int Total number of all observations (optical + radar) available 130
nobs_total_sel int Total number of all observations (optical + radar) selected for use in orbit fitting 140
a double AU Semi Major Axis [au] pos.distance;src.orbital 150
q double AU Pericenter Distance [au] pos.distance;src.orbital 160
e double Eccentricity src.orbital.eccentricity 170
i double deg Inclination [degrees] src.orbital.inclination 180
node double deg Longitude of Ascending Node [degrees] src.orbital.node 190
argperi double deg Argument of Pericenter [degrees] src.orbital.periastron 200
peri_time double d Time from Pericenter Passage [days] 210
yarkovsky double 1e-10.au.d-2 Yarkovsky Component [10^(-10)*au/day^2] 220
srp double m2.t-1 Solar-Radiation Pressure Component [m^2/ton] 230
a1 double m2.t-1 A1 non-grav components [m^2/ton] 240
a2 double m2.t-1 A2 non-grav components [m^2/ton] 250
a3 double m2.t-1 A3 non-grav components [m^2/ton] 260
dt double DT non-grav component 270
mean_anomaly double deg Mean Anomaly [degrees] src.orbital.meanAnomaly 280
period double d Orbital Period [days] time.period.revolution;src.orbital 290
mean_motion double deg.d-1 Orbital Mean Motion [degrees per day] src.orbital.meanMotion 300
a_unc double AU Uncertainty on Semi Major Axis [au] stat.error;pos.distance;src.orbital 310
q_unc double AU Uncertainty on Pericenter Distance [au] stat.error;pos.distance;src.orbital 320
e_unc double Uncertainty on Eccentricity stat.error;src.orbital.eccentricity 330
i_unc double deg Uncertainty on Inclination [degrees] stat.error;src.orbital.inclination 340
node_unc double deg Uncertainty on Longitude of Ascending Node [degrees] stat.error;src.orbital.node 350
argperi_unc double deg Uncertainty on Argument of Pericenter [degrees] stat.error;src.orbital.periastron 360
peri_time_unc double d Uncertainty on Time from Pericenter Passage [days] 370
yarkovsky_unc double 1e-10.au.d-2 Uncertainty on Yarkovsky Component [10^(-10)*au/day^2] 380
srp_unc double m2.t-1 Uncertainty on Solar-Radiation Pressure Component [m^2/ton] 390
a1_unc double m2.t-1 Uncertainty on A1 non-grav components [m^2/ton] 400
a2_unc double m2.t-1 Uncertainty on A2 non-grav components [m^2/ton] 410
a3_unc double m2.t-1 Uncertainty on A3 non-grav components [m^2/ton] 420
dt_unc double Uncertainty on DT non-grav component 430
mean_anomaly_unc double deg Uncertainty on Mean Anomaly [degrees] stat.error;src.orbital.meanAnomaly 440
period_unc double d Uncertainty on Orbital Period [days] stat.error;time.period.revolution;src.orbital 450
mean_motion_unc double deg.d-1 Uncertainty on Orbital Mean Motion [degrees per day] stat.error;src.orbital.meanMotion 460
epoch_mjd double d Epoch of the Orbfit-Solution in MJD time.epoch;src.orbital 470
h double mag H-Magnitude phys.magAbs 480
g double G-Slope Parameter 490
not_normalized_rms double arcsec unnormalized rms of the fit [arcsec] stat.rms;stat.fit 500
normalized_rms double rms of the fit [unitless] stat.rms;stat.fit 510
earth_moid double AU Minimum Orbit Intersection Distance [au] with respect to the Earths Orbit pos.distance;src.orbital 520
fitting_datetime timestamp Date of the last orbit fit 530

current_identifications

All single-designations, and all identifications between designations. Always uses primary provisional designation (even for numbered objects). Includes all comets and satellites. Replicated from the Minor Planet Center (Postgres) database. This schema will generally closely follow the schema of the upstream table, to allow end-users to rerun queries developed elsewhere on the RSP.

Column Name Data Type Unit Description UCD Order Principal
id int Internal ID (generally not seen/used by the user) meta.id;src 10
packed_primary_provisional_designation char The primary provisional designation in packed form (e.g. K08A00B) meta.id;src 20
packed_secondary_provisional_designation char The secondary provisional designation in packed form (e.g. K08A00B). May be the same-as (A=A) or different-to (A=B) the primary provisional designation meta.id;src 30
unpacked_primary_provisional_designation char The primary provisional designation in unpacked form (e.g. 2008 AB) meta.id;src 40
unpacked_secondary_provisional_designation char The secondary provisional designation in unpacked form (e.g. 2008 AB). May be the same-as (A=A) or different-to (A=B) the primary provisional designation meta.id;src 50
published boolean Has this been published yet? i.e. has it been released to the public? meta.code.status;meta.dataset 60
identifier_ids text This is a set of unique identifier_ids in an array that points to the identification_metadata table. meta.id;src 70
object_type int Integer to indicate the object type. To be linked (foreign key) to object_type lookup table 80
numbered boolean Has the object been numbered and hence does it appear in the numbered_objects table? 90
created_at timestamp When this row was created time.creation;meta.dataset 100
updated_at timestamp When this row was updated time.processing;meta.dataset 110

numbered_identifications

The numbered identification table contains all the numbered objects (minor planets, comets and natural satellites) with their primary provisional designations. The table is continously updated everytime a new object is numbered. Replicated from the Minor Planet Center (Postgres) database. This schema will generally closely follow the schema of the upstream table, to allow end-users to rerun queries developed elsewhere on the RSP.

Column Name Data Type Unit Description UCD Order Principal
id int Internal ID (generally not seen/used by the user) meta.id;src 10
packed_primary_provisional_designation char The primary provisional designation in packed form (e.g. K08A00B) meta.id;src 20
unpacked_primary_provisional_designation char The primary provisional designation in unpacked form (e.g. 2008 AB) meta.id;src 30
permid char Permanent designation (number) meta.id;src 40
iau_designation text IAU-approved designation (not filled at the moment) meta.id;src 50
iau_name char IAU-approved name (not filled at the moment) meta.id;src 60
numbered_publication_references text MPEC where this object was numbered meta.bib.bibcode 70
named_publication_references text MPEC where this object was named meta.bib.bibcode 80
naming_credit text Credit for suggesting the name 90
created_at timestamp When this row was created time.creation;meta.dataset 100
updated_at timestamp When this row was updated time.processing;meta.dataset 110

Parent

Descriptions of the parent objects in the deblending hierarchy.

Column Name Data Type Unit Description UCD Order Principal
objectId long Unique id. Unique ObjectID meta.id;src 10 1
parentObjectId long Unique ID of parent source. Reference band. 20 1
merge_peak_sky boolean True when the parent object is a sky object 30
deblend_nChild int Number of children this object has (defaults to 0) 40
deblend_nPeaks int Number of peaks this parent footprint has (even if the deblender failed or skipped this blend) 50
deblend_failed boolean Deblender failed to deblend this source 60
deblend_skipped boolean Deblender skipped this source 70
deblend_skipped_isolatedParent boolean Deblender skipped this footprint because there was only a single peak 80
deblend_skipped_parentTooBig boolean Deblender skipped this source because the parent footprint was too large. 90
deblend_skipped_tooManyPeaks boolean Deblender skipped this source because there were too many peaks in the Footprint. 100
deblend_skipped_masked boolean Deblender skipped this source because there were too many masked pixels. 110
deblend_skipped_isPseudo boolean Deblender skipped this source because it was marked as a pseudo source like a sky object. 120
deblend_incompleteData boolean One or more bands were not deblended due to an inability to model the PSF. 130
deblend_iterations int Number of iterations during deblending 140
deblend_chi2 float Chi^2 of the source after deblending. 150

ShearObject

Descriptions of shear objects detected and measured on coadds with metadetection.

Column Name Data Type Unit Description UCD Order Principal
shearObjectId long Unique identifier for a ShearObject, specific to a single metacalibration counterfactual image. meta.id;src 10 1
tract long Skymap tract ID 20 1
patch long Skymap patch ID 30 1
cell_x int Column of the cell within the patch on which this measurement was made. 40
cell_y int Row of the cell within the patch on which this measurement was made. 50
metaStep char Type of artificial shear applied to image. One of 'ns', '1p', '1m', '2p', '2m'. 60
image_flags int Flags for the image on which this measurement was made. 70
x float Centroid (tract, x-axis) of the detected ShearObject. 80
y float Centroid (tract, y-axis) of the detected ShearObject. 90
ra double deg Detected Right Ascension of the ShearObject. pos.eq.ra 100
dec double deg Detected Declination of the ShearObject. pos.eq.dec 110
psfOriginal_flags int Flags for the original PSF measurement, ORed over the shear bands. 120
psfOriginal_g1 float Reduced-shear g1 of the original PSF from adaptive moments, averaged over the shear bands. 130
psfOriginal_g2 float Reduced-shear g2 of the original PSF from adaptive moments, averaged over the shear bands. 140
psfOriginal_T float arcsec**2 Trace (<x^2> + <y^2>) measurement of the original PSF from adaptive moments, averaged over the shear bands. 150
bmask_flags int bmask flags for the ShearObject. 160
ormask_flags int ored mask flags for the ShearObject. 170
mfrac float Gaussian-weighted masked fraction for the ShearObject. 180
gauss_psfReconvolved_flags int Flags for reconvolved PSF (measured with gauss algorithm). 190
gauss_psfReconvolved_g1 float Reduced-shear g1 of the reconvolved PSF (measured with gauss algorithm). 200
gauss_psfReconvolved_g2 float Reduced-shear g2 of the reconvolved PSF (measured with gauss algorithm). 210
gauss_psfReconvolved_T float arcsec**2 Trace (<x^2> + <y^2>) of the reconvolved PSF (measured with gauss algorithm). 220
gauss_g1 float Reduced-shear g1 measurement of the ShearObject (measured with gauss algorithm). 230
gauss_g2 float Reduced-shear g2 measurement of the ShearObject (measured with gauss algorithm). 240
gauss_g1_g1_Cov float Auto-covariance of g1 measurement of the ShearObject (measured with gauss algorithm). 250
gauss_g1_g2_Cov float Cross-covariance of g1 and g2 measurement of the ShearObject (measured with gauss algorithm). 260
gauss_g2_g2_Cov float Auto-covariance of g2 measurement of the ShearObject (measured with gauss algorithm). 270
gauss_snr float Signal-to-noise ratio measure of the ShearObject (measured with gauss algorithm). 280
gauss_T float arcsec**2 Trace (<x^2> + <y^2>) measurement of the ShearObject (measured with gauss algorithm). 290
gauss_TErr float arcsec**2 Uncertainty in the trace measurement of the ShearObject (measured with gauss algorithm). 300
gauss_shape_flags int Flags for the second moments measurement of the ShearObject (measured with gauss algorithm). 310
gauss_object_flags int Flags for the ShearObject measurement (measured with gauss algorithm). 320
gauss_flags int Overall flags for gauss measurement algorithm. 330
pgauss_snr float Signal-to-noise ratio measure of the ShearObject (measured with pgauss algorithm). 340
pgauss_T float arcsec**2 Trace (<x^2> + <y^2>) measurement of the ShearObject (measured with pgauss algorithm). 350
pgauss_TErr float arcsec**2 Uncertainty in the trace measurement of the ShearObject (measured with pgauss algorithm). 360
pgauss_shape_flags int Flags for the second moments measurement of the ShearObject (measured with pgauss algorithm). 370
pgauss_object_flags int Flags for the ShearObject measurement (measured with pgauss algorithm). 380
pgauss_flags int Overall flags for pgauss measurement algorithm. 390
g_gaussFlux_flags int Flags set for flux in g band measured with gauss algorithm. 400
g_gaussFlux float nJy Flux in g band (measured with gauss algorithm). 410
g_gaussFluxErr float nJy Flux uncertainty in g band (measured with gauss algorithm). 420
r_gaussFlux_flags int Flags set for flux in r band measured with gauss algorithm. 430
r_gaussFlux float nJy Flux in r band (measured with gauss algorithm). 440
r_gaussFluxErr float nJy Flux uncertainty in r band (measured with gauss algorithm). 450
i_gaussFlux_flags int Flags set for flux in i band measured with gauss algorithm. 460
i_gaussFlux float nJy Flux in i band (measured with gauss algorithm). 470
i_gaussFluxErr float nJy Flux uncertainty in i band (measured with gauss algorithm). 480
z_gaussFlux_flags int Flags set for flux in z band measured with gauss algorithm. 490
z_gaussFlux float nJy Flux in z band (measured with gauss algorithm). 500
z_gaussFluxErr float nJy Flux uncertainty in z band (measured with gauss algorithm). 510
g_pgaussFlux_flags int Flags set for flux in g band measured with pgauss algorithm. 520
g_pgaussFlux float nJy Flux in g band (measured with pgauss algorithm). 530
g_pgaussFluxErr float nJy Flux uncertainty in g band (measured with pgauss algorithm). 540
r_pgaussFlux_flags int Flags set for flux in r band measured with pgauss algorithm. 550
r_pgaussFlux float nJy Flux in r band (measured with pgauss algorithm). 560
r_pgaussFluxErr float nJy Flux uncertainty in r band (measured with pgauss algorithm). 570
i_pgaussFlux_flags int Flags set for flux in i band measured with pgauss algorithm. 580
i_pgaussFlux float nJy Flux in i band (measured with pgauss algorithm). 590
i_pgaussFluxErr float nJy Flux uncertainty in i band (measured with pgauss algorithm). 600
z_pgaussFlux_flags int Flags set for flux in z band measured with pgauss algorithm. 610
z_pgaussFlux float nJy Flux in z band (measured with pgauss algorithm). 620
z_pgaussFluxErr float nJy Flux uncertainty in z band (measured with pgauss algorithm). 630
is_cell_inner boolean Whether the object peak is within the inner cell boundary . 640
is_patch_inner boolean Whether the object is within the inner patch boundary. 650
is_tract_inner boolean Whether the object is within the inner tract boundary. 660
is_primary boolean Whether this object is to be selected after de-duplication. 670

IsolatedStarStellarMotions

Position, proper motion, and parallax for isolated stars, fit using associated source measurements, with positions for associated reference objects if available.

Column Name Data Type Unit Description UCD Order Principal
isolated_star_id long Unique id of isolated star meta.id;meta.main 10 1
ra double deg Position in right ascension at the reference epoch. pos.eq.ra;meta.main 20 1
dec double deg Position in declination at the reference epoch. pos.eq.dec;meta.main 30 1
raPM double mas/yr Proper motion in right ascension. pos.pm;pos.eq.ra 40 1
decPM double mas/yr Proper motion in declination. pos.pm;pos.eq.dec 50 1
parallax double mas Parallax pos.parallax 60 1
epoch double d Epoch in MJD to which the position corresponds. time.epoch 70 1
raErr double deg Angular error in right ascension (∂RA*cos(Dec)) at the reference epoch. stat.error;pos.eq.ra 80 1
decErr double deg Error in declination at the reference epoch. stat.error;pos.eq.dec 90 1
raPMErr double mas/yr Error in proper motion in right ascension. stat.error;pos.pm;pos.eq.ra 100 1
decPMErr double mas/yr Error in proper motion in declination. stat.error;pos.pm;pos.eq.dec 110 1
parallaxErr double mas Error in parallax. stat.error;pos.parallax 120 1
ra_dec_Cov double deg**2 Covariance between right ascension (RA*cos(Dec)) and declination. stat.covariance;pos.eq.ra;pos.eq.dec 130
ra_raPM_Cov double deg*mas/yr Covariance between right ascension and proper motion in right ascension. stat.covariance;pos.eq.ra;pos.pm;pos.eq.ra 140
ra_decPM_Cov double deg*mas/yr Covariance between right ascension and proper motion in declination. stat.covariance;pos.eq.ra;pos.pm;pos.eq.dec 150
ra_parallax_Cov double deg*mas Covariance between right ascension and parallax. stat.covariance;pos.eq.ra;pos.parallax 160
dec_raPM_Cov double deg*mas/yr Covariance between declination and proper motion in right ascension. stat.covariance;pos.eq.dec;pos.pm;pos.eq.ra 170
dec_decPM_Cov double deg*mas/yr Covariance between declination and proper motion in declination. stat.covariance;pos.eq.dec;pos.pm;pos.eq.dec 180
dec_parallax_Cov double deg*mas Covariance between declination and parallax. stat.covariance;pos.eq.dec;pos.parallax 190
raPM_decPM_Cov double mas**2/yr**2 Covariance between proper motion in right ascension and proper motion in declination. stat.covariance;pos.pm;pos.eq.ra;pos.pm;pos.eq.dec 200
raPM_parallax_Cov double mas**2/yr Covariance between proper motion in right ascension and parallax. stat.covariance;pos.pm;pos.eq.ra;pos.parallax 210
decPM_parallax_Cov double mas**2/yr Covariance between proper motion in declination and parallax. stat.covariance;pos.pm;pos.eq.dec;pos.parallax 220
referenceId long ID of the reference object if available, from Gaia DR3. meta.id.assoc 230 1
ref_ra double deg Position of the reference object in right ascension at the reference epoch. pos.eq.ra 240
ref_dec double deg Position of the reference object in declination at the reference epoch. pos.eq.dec 250
ref_raPM double mas/yr Proper motion of the reference object in right ascension. pos.pm;pos.eq.ra 260
ref_decPM double mas/yr Proper motion of the reference object in declination. pos.pm;pos.eq.dec 270
ref_parallax double mas Parallax of the reference object pos.parallax 280

SDM Schemas is maintained by Rubin Observatory.