Data Preview 1

Data Preview 1 contains image and catalog products from the Rubin Science Pipelines v29 processing of observations obtained with the LSST Commissioning Camera of seven ~1 square degree fields, over seven weeks in late 2024.

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Object

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

Column Name	Data Type	Unit	Description	UCD	Index	Principal
tract	long		Skymap tract ID			1
patch	long		Skymap patch ID			1
z_ra	double	deg	Position in right ascension, measured on z-band.	pos.eq.ra
z_dec	double	deg	Position in declination, measured on z-band.	pos.eq.dec
z_raErr	float	deg	Error in right ascension, measured on z-band.	stat.error;pos.eq.ra
z_decErr	float	deg	Error in declination, measured on z-band.	stat.error;pos.eq.dec
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
z_psfFlux	float	nJy	Flux derived from using the PSF model as a weight function. Forced on z-band.
z_psfFluxErr	float	nJy	Flux uncertainty derived from using the PSF model as a weight function. Forced on z-band.
z_psfMag	float	mag	AB magnitude of the z-band psfFlux.			1
z_psfMagErr	float	mag	Uncertainty in magnitudes of the z-band psfFlux.			1
z_free_psfFlux	float	nJy	Flux derived from using the PSF model as a weight function. Measured on z-band.
z_free_psfFluxErr	float	nJy	Flux uncertainty derived from using the PSF model as a weight function. Measured on z-band.
z_free_psfFlux_flag	boolean		Flag set if the unforced PSF flux failed in this band for any reason. Measured on z-band.
z_bdE1	float	pixel**2	Flux-weighted average of exponential and de Vaucouleurs ellipticities. Measured on z-band.
z_bdE2	float	pixel**2	Flux-weighted average of exponential and de Vaucouleurs ellipticities. Measured on z-band.
z_bdReB	float	pixel**2	Half-light ellipse of the de Vaucouleurs fit. Measured on z-band.
z_bdReD	float	pixel**2	Half-light ellipse of the exponential fit. Measured on z-band.
z_bdChi2	float		-ln(likelihood) (chi^2) in CModel fit. Measured on z-band.
z_bdFluxB	float	nJy	Flux from the de Vaucouleurs fit. Measured on z-band.
z_bdFluxBErr	float	nJy	Flux uncertainty from the de Vaucouleurs fit. Measured on z-band.
z_bdFluxD	float	nJy	Flux from the exponential fit. Measured on z-band.
z_bdFluxDErr	float	nJy	Flux uncertainty from the exponential fit. Measured on z-band.
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.
z_gaapPsfFluxErr	float	nJy	GAaP Flux uncertainty with PSF aperture after multiplying the seeing by 1.15. Forced on z-band.
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.
z_gaap0p7FluxErr	float	nJy	GAaP Flux uncertainty with 0.7 arcsec aperture after multiplying the seeing by 1.15. Forced on z-band.
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.
z_gaap1p0FluxErr	float	nJy	GAaP Flux uncertainty with 1.0 arcsec aperture after multiplying the seeing by 1.15. Forced on z-band.
z_gaap1p5Flux	float	nJy	GAaP Flux with 1.5 arcsec aperture after reconvolving the image to a Gaussian PSF larger than the original by a factor of 1.15. Forced on z-band.
z_gaap1p5FluxErr	float	nJy	GAaP Flux uncertainty with 1.5 arcsec aperture after multiplying the seeing by 1.15. Forced on z-band.
z_gaap2p5Flux	float	nJy	GAaP Flux with 2.5 arcsec aperture after reconvolving the image to a Gaussian PSF larger than the original by a factor of 1.15. Forced on z-band.
z_gaap2p5FluxErr	float	nJy	GAaP Flux uncertainty with 2.5 arcsec aperture after multiplying the seeing by 1.15. Forced on z-band.
z_gaap3p0Flux	float	nJy	GAaP Flux with 3.0 arcsec aperture after reconvolving the image to a Gaussian PSF larger than the original by a factor of 1.15. Forced on z-band.
z_gaap3p0FluxErr	float	nJy	GAaP Flux uncertainty with 3.0 arcsec aperture after multiplying the seeing by 1.15. Forced on z-band.
z_gaapOptimalFlux	float	nJy	GAaP Flux with optimal aperture after reconvolving the image to a Gaussian PSF larger than the original by a factor of 1.15. Forced on z-band.
z_gaapOptimalFluxErr	float	nJy	GAaP Flux uncertainty with optimal aperture after multiplying the seeing by 1.15. Forced on z-band.
z_ixx	float	pixel**2	Gaussian-weighted adaptive moments. Measured on z-band.
z_iyy	float	pixel**2	Gaussian-weighted adaptive moments. Measured on z-band.
z_ixy	float	pixel**2	Gaussian-weighted adaptive moments. Measured on z-band.
z_i_flag	boolean		General failure flag, set if anything went wrong. Measured on z-band.
z_ixxPSF	float	pixel**2	Gaussian-weighted adaptive moments of the PSF model at the position of this object. Measured on z-band.
z_iyyPSF	float	pixel**2	Gaussian-weighted adaptive moments of the PSF model at the position of this object. Measured on z-band.
z_ixyPSF	float	pixel**2	Gaussian-weighted adaptive moments. Measured on z-band.
z_iPSF_flag	boolean		Flag set for any failure in the PSF model moments. Measured on z-band.
z_ixxRound	float	pixel**2	Adaptive moments using an isotropic Gaussian weight function. Measured on z-band.
z_iyyRound	float	pixel**2	Adaptive moments using an isotropic Gaussian weight function. Measured on z-band.
z_ixyRound	float	pixel**2	Adaptive moments using an isotropic Gaussian weight function. Measured on z-band.
z_iRound_flag	boolean		Flag set for any failure in the round moments. Measured on z-band.
z_ixxDebiasedPSF	float	pixel**2	Gaussian-weighted adaptive moments of the PSF model at the position of the object, with synthetic noise added to match S/N with the object. Measured on z-band.
z_iyyDebiasedPSF	float	pixel**2	Gaussian-weighted adaptive moments of the PSF model at the position of the object, with synthetic noise added to match S/N with the object. Measured on z-band.
z_ixyDebiasedPSF	float	pixel**2	Gaussian-weighted adaptive moments of the PSF model at the position of the object, with synthetic noise added to match S/N with the object. Measured on z-band.
z_iDebiasedPSF_flag	boolean		Flag set for any failure in the debiased PSF model moments. Measured on z-band.
z_kronRad	float		Kron radius (sqrt(a*b)). Measured on z-band.
z_kronFlux	float	nJy	Flux measured within an elliptical aperture 2.5 times the Kron radius. Measured on z-band.
z_kronFluxErr	float	nJy	Flux uncertainty from Kron Flux algorithm. Measured on z-band.
z_calibFlux	float	nJy	Duplicate of z_ap12Flux.
z_calibFluxErr	float	nJy	Duplicate of z_ap12FluxErr.
z_ap03Flux	float	nJy	Flux within 3.0-pixel aperture. Forced on z-band.
z_ap03FluxErr	float	nJy	Flux uncertainty within 3.0-pixel aperture. Forced on z-band.
z_ap03Flux_flag	boolean		Flag set for any failure with the 3.0-pixel aperture flux. Forced on z-band.
z_ap06Flux	float	nJy	Flux within 6.0-pixel aperture. Forced on z-band.
z_ap06FluxErr	float	nJy	Flux uncertainty within 6.0-pixel aperture. Forced on z-band.
z_ap06Flux_flag	boolean		Flag set for any failure with the 6.0-pixel aperture flux. Forced on z-band.
z_ap09Flux	float	nJy	Flux within 9.0-pixel aperture. Forced on z-band.
z_ap09FluxErr	float	nJy	Flux uncertainty within 9.0-pixel aperture. Forced on z-band.
z_ap09Flux_flag	boolean		Flag set for any failure with the 9.0-pixel aperture flux. Forced on z-band.
z_ap12Flux	float	nJy	Flux within 12.0-pixel aperture. Forced on z-band.
z_ap12FluxErr	float	nJy	Flux uncertainty within 12.0-pixel aperture. Forced on z-band.
z_ap12Flux_flag	boolean		Flag set for any failure with the 12.0-pixel aperture flux. Forced on z-band.
z_ap17Flux	float	nJy	Flux within 17.0-pixel aperture. Forced on z-band.
z_ap17FluxErr	float	nJy	Flux uncertainty within 17.0-pixel aperture. Forced on z-band.
z_ap17Flux_flag	boolean		Flag set for any failure with the 17.0-pixel aperture flux. Forced on z-band.
z_ap25Flux	float	nJy	Flux within 25.0-pixel aperture. Forced on z-band.
z_ap25FluxErr	float	nJy	Flux uncertainty within 25.0-pixel aperture. Forced on z-band.
z_ap25Flux_flag	boolean		Flag set for any failure with the 25.0-pixel aperture flux. Forced on z-band.
z_ap35Flux	float	nJy	Flux within 35.0-pixel aperture. Forced on z-band.
z_ap35FluxErr	float	nJy	Flux uncertainty within 35.0-pixel aperture. Forced on z-band.
z_ap35Flux_flag	boolean		Flag set for any failure with the 35.0-pixel aperture flux. Forced on z-band.
z_ap50Flux	float	nJy	Flux within 50.0-pixel aperture. Forced on z-band.
z_ap50FluxErr	float	nJy	Flux uncertainty within 50.0-pixel aperture. Forced on z-band.
z_ap50Flux_flag	boolean		Flag set for any failure with the 50.0-pixel aperture flux. Forced on z-band.
z_ap70Flux	float	nJy	Flux within 70.0-pixel aperture. Forced on z-band.
z_ap70FluxErr	float	nJy	Flux uncertainty within 70.0-pixel aperture. Forced on z-band.
z_ap70Flux_flag	boolean		Flag set for any failure with the 70.0-pixel aperture flux. Forced on z-band.
z_extendedness	float		Flux-ratio measure of whether an object is point-like (0) or extended (1). Measured on z-band.
z_sizeExtendedness	float		Moments-based measure of whether an object is point-like (0) or extended (1). Measured on z-band.
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.
z_cModelFlux	float	nJy	Flux from the final CModel fit. Forced on z-band.
z_cModelFluxErr	float	nJy	Flux uncertainty from the final CModel fit. Forced on z-band.
z_cModelMag	float	mag	AB magnitude of cModelFlux. Forced on z-band.			1
z_cModelMagErr	float	mag	Uncertainty in magnitudes on cModelFlux. Forced on z-band.			1
z_cModelFlux_inner	float	nJy	Flux within the fit region, with no extrapolation. Forced on z-band.
z_free_cModelFlux	float	nJy	Flux from the final CModel fit. Measured on z-band.
z_free_cModelFluxErr	float	nJy	Flux uncertainty from the final CModel fit. Measured on z-band.
z_free_cModelFlux_inner	float	nJy	Flux within the fit region, with no extrapolation. Measured on z-band.
z_free_cModelFlux_flag	boolean		Flag set if the final CModel fit (or any previous fit) failed. Measured on z-band.
z_hsmShapeRegauss_e1	float		PSF-corrected shear using the Hirata & Seljak (2003) Regaussianization algorithm. Measured on z-band.
z_hsmShapeRegauss_e2	float		PSF-corrected shear using the Hirata & Seljak (2003) Regaussianization algorithm. Measured on z-band.
z_hsmShapeRegauss_sigma	float		PSF-corrected shear using the Hirata & Seljak (2003) Regaussianization algorithm. Measured on z-band.
z_hsmShapeRegauss_flag	boolean		Flag set for any failure with the Regaussianziation shapes. Measured on z-band.
z_hsm_moments_30	float		HSM higher-order moment 30. Measured on z-band.
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.
z_hsm_moments_21	float		HSM higher-order moment 21. Measured on z-band.
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.
z_hsm_moments_12	float		HSM higher-order moment 12. Measured on z-band.
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.
z_hsm_moments_03	float		HSM higher-order moment 03. Measured on z-band.
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.
z_hsm_moments_40	float		HSM higher-order moment 40. Measured on z-band.
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.
z_hsm_moments_31	float		HSM higher-order moment 31. Measured on z-band.
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.
z_hsm_moments_22	float		HSM higher-order moment 22. Measured on z-band.
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.
z_hsm_moments_13	float		HSM higher-order moment 13. Measured on z-band.
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.
z_hsm_moments_04	float		HSM higher-order moment 04. Measured on z-band.
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.
z_hsm_moments_flag	boolean		Flag set for any failure in the HSM higher-order moments. Measured on z-band.
z_hsm_momentsPsf_flag	boolean		Flag set for any failure in the HSM higher-order moment on the PSF model. Measured on z-band.
z_inputCount	int		Number of images contributing at center, not including any clipping. Forced on z-band.
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.
z_deblend_blendedness	float		Blendedness in the deconvolved scarlet space.
z_deblend_fluxOverlap	float		The total flux from neighboring objects that overlaps with this sources footprint in the deconvolved space.
z_deblend_fluxOverlapFraction	float		Fraction of flux from neighbors / source flux in the deconvolved footprint.
z_deblend_zeroFlux	boolean		True when there was no flux attributed to this object after flux redistribution in the deblender.
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).
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).
z_psfModel_TwoGaussian_gauss1_rho	float		Ellipse rho (correlation coefficient) of the first Gaussian component in the two-Gaussian PSF model (z-band).
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).
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).
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).
z_psfModel_TwoGaussian_gauss2_rho	float		Ellipse rho (correlation coefficient) of the second Gaussian component in the two-Gaussian PSF model (z-band).
z_psfModel_TwoGaussian_n_iter	int		Number of iterations in the non-linear fit for the two-Gaussian PSF model (z-band).
z_psfModel_TwoGaussian_chisq_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).
z_psfModel_TwoGaussian_unknown_flag	boolean		Flag set for failures with an unexpected or unknown cause for the two-Gaussian PSF model (z-band).
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).
z_inputCount_flag	boolean		Flag set for any failure in computing the number of inputs. Forced on z-band.
z_inputCount_flag_noInputs	boolean		No coadd inputs were recorded. Forced on z-band.
z_psfFlux_area	float	pixel	Effective area of PSF. Forced on z-band.
z_psfFlux_flag	boolean		General Failure Flag. Forced on z-band.
z_psfFlux_flag_apCorr	boolean		Flag set if unable to aperture-correct the PSF flux. Forced on z-band.
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.
z_psfFlux_flag_noGoodPixels	boolean		Not enough non-rejected pixels in data to attempt the fit. Forced on z-band.
z_cModel_flag	boolean		Flag set if the final CModel fit (or any previous fit) failed. Forced on z-band.
z_cModel_flag_apCorr	boolean		Flag set if unable to aperture-correct the CModel flux. Forced on z-band.
z_gaapFlux_flag	boolean		Flag set for any failure in the GAaP photometry. Forced on z-band.
z_gaapFlux_flag_edge	boolean		Source is too close to the edge. Forced on z-band.
z_gaapFlux_flag_gaussianization	boolean		PSF Gaussianization failed when trying to scale by this factor. Forced on z-band.
z_gaapOptimalFlux_flag_bigPsf	boolean		The Gaussianized PSF is bigger than the aperture. Forced on z-band.
z_gaap0p7Flux_flag_bigPsf	boolean		The Gaussianized PSF is bigger than the aperture. Forced on z-band.
z_gaap1p0Flux_flag_bigPsf	boolean		The Gaussianized PSF is bigger than the aperture. Forced on z-band.
z_gaap1p5Flux_flag_bigPsf	boolean		The Gaussianized PSF is bigger than the aperture. Forced on z-band.
z_gaap2p5Flux_flag_bigPsf	boolean		The Gaussianized PSF is bigger than the aperture. Forced on z-band.
z_gaap3p0Flux_flag_bigPsf	boolean		The Gaussianized PSF is bigger than the aperture. Forced on z-band.
z_blendedness_flag	boolean		Flag set for any failure in the blendedness algorithm. Measured on z-band.
z_pixelFlags_bad	boolean		Deprecated; only set when there is no z-band data.
z_pixelFlags_clipped	boolean		Artifacts were rejected by warp comparison in this object's footprint. Measured on z-band.
z_pixelFlags_clippedCenter	boolean		Artifacts were rejected by warp comparison in this object's center. Measured on z-band.
z_pixelFlags_cr	boolean		A cosmic ray was detected and interpolated in this object's footprint. Measured on z-band.
z_pixelFlags_crCenter	boolean		A cosmic ray was detected and interpolated in this object's center. Measured on z-band.
z_pixelFlags_edge	boolean		Deprecated; only set when there is no z-band data.
z_pixelFlags_inexact_psf	boolean		The PSF model is discontinuous in this object's footprint. Measured on z-band.
z_pixelFlags_inexact_psfCenter	boolean		The PSF model is discontinuosu near this object's center. Measured on z-band.
z_pixelFlags_interpolated	boolean		An interpolated pixel contributed to the coadd in this object's footprint. Measured on z-band.
z_pixelFlags_interpolatedCenter	boolean		An interpolated pixel contributed to the coadd near this object's center. Measured on z-band.
z_pixelFlags_nodata	boolean		No pixel data was available in this band for this object. Measured on z-band.
z_pixelFlags_offimage	boolean		Deprecated; only set when there is no z-band data.
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.
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.
z_pixelFlags_sensor_edge	boolean		A detector boundary passed through this object's footprint. Measured on z-band.
z_pixelFlags_sensor_edgeCenter	boolean		A detector boundary passed close to this object's center. Measured on z-band.
z_pixelFlags_suspect	boolean		Deprecated; only set when there is no z-band data.
z_pixelFlags_suspectCenter	boolean		Deprecated; only set when there is no z-band data.
z_extendedness_flag	boolean		Flag set for any failure in the flux-ratio extendedness. Measured on z-band.
z_sizeExtendedness_flag	boolean		Flag set for any failure in the moments-based extendedness. Measured on z-band.
z_invalidPsfFlag	boolean		This object has an invalid PSF (usually no inputs). Measured on z-band.
z_calib_astrometry_used	boolean		Propagated from sources. Measured on z-band.
z_calib_photometry_reserved	boolean		Propagated from sources. Measured on z-band.
z_calib_photometry_used	boolean		Propagated from sources. Measured on z-band.
z_calib_psf_candidate	boolean		Propagated from sources. Measured on z-band.
z_calib_psf_reserved	boolean		Propagated from sources. Measured on z-band.
z_calib_psf_used	boolean		Propagated from sources. Measured on z-band.
z_apFlux_flag	boolean		Duplicate of z_ap12Flux_flag.
z_apFlux_flag_apertureTruncated	boolean		Duplicate of z_ap12Flux_flag_apertureTruncated.
z_apFlux_flag_sincCoeffsTruncated	boolean		Duplicate of z_ap12Flux_flag_sincCoeffsTruncated. Measured on z-band.
z_calibFlux_flag	boolean		Duplicate of z_ap12Flux_flag.
z_calibFlux_flag_apertureTruncated	boolean		Duplicate of z_ap12Flux_flag_apertureTruncated.
z_calibFlux_flag_sincCoeffsTruncated	boolean		Duplicate of z_ap12Flux_flag_sincCoeffsTruncated. Measured on z-band.
z_centroid_flag	boolean		Flag set for any failure in the centroid algorithm. Measured on z-band.
z_centroid_x	double	pixel	Centroid from the SDSS centroid algorithm. Measured on z-band.
z_centroid_xErr	float	pixel	1-sigma uncertainty on x position. Measured on z-band.
z_centroid_y	double	pixel	Centroid from the SDSS centroid algorithm. Measured on z-band.
z_centroid_yErr	float	pixel	1-sigma uncertainty on y position. Measured on z-band.
z_kronFlux_flag	boolean		Flag set for any failure in the Kron photometry. Measured on z-band.
z_kronFlux_flag_bad_radius	boolean		Bad Kron radius. Measured on z-band.
z_kronFlux_flag_bad_shape	boolean		Shape for measuring Kron radius is bad; used PSF shape. Measured on z-band.
z_kronFlux_flag_bad_shape_no_psf	boolean		Bad shape and no PSF. Measured on z-band.
z_kronFlux_flag_edge	boolean		Bad measurement due to image edge. Measured on z-band.
z_kronFlux_flag_no_fallback_radius	boolean		No minimum radius and no PSF provided. Measured on z-band.
z_kronFlux_flag_no_minimum_radius	boolean		Minimum radius could not enforced, no minimum value or PSF. Measured on z-band.
z_kronFlux_flag_small_radius	boolean		Measured Kron radius was smaller than that of the PSF. Measured on z-band.
z_kronFlux_flag_used_minimum_radius	boolean		Used the minimum radius for the Kron radius. Measured on z-band.
z_kronFlux_flag_used_psf_radius	boolean		Kron radius fell back to being derived from the PSF radius. Measured on z-band.
u_ra	double	deg	Position in right ascension, measured on u-band.	pos.eq.ra
u_dec	double	deg	Position in declination, measured on u-band.	pos.eq.dec
u_raErr	float	deg	Error in right ascension, measured on u-band.	stat.error;pos.eq.ra
u_decErr	float	deg	Error in declination, measured on u-band.	stat.error;pos.eq.dec
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
u_psfFlux	float	nJy	Flux derived from using the PSF model as a weight function. Forced on u-band.
u_psfFluxErr	float	nJy	Flux uncertainty derived from using the PSF model as a weight function. Forced on u-band.
u_psfMag	float	mag	AB magnitude of the u-band psfFlux.			1
u_psfMagErr	float	mag	Uncertainty in magnitudes of the u-band psfFlux.			1
u_free_psfFlux	float	nJy	Flux derived from using the PSF model as a weight function. Measured on u-band.
u_free_psfFluxErr	float	nJy	Flux uncertainty derived from using the PSF model as a weight function. Measured on u-band.
u_free_psfFlux_flag	boolean		Flag set if the unforced PSF flux failed in this band for any reason. Measured on u-band.
u_bdE1	float	pixel**2	Flux-weighted average of exponential and de Vaucouleurs ellipticities. Measured on u-band.
u_bdE2	float	pixel**2	Flux-weighted average of exponential and de Vaucouleurs ellipticities. Measured on u-band.
u_bdReB	float	pixel**2	Half-light ellipse of the de Vaucouleurs fit. Measured on u-band.
u_bdReD	float	pixel**2	Half-light ellipse of the exponential fit. Measured on u-band.
u_bdChi2	float		-ln(likelihood) (chi^2) in CModel fit. Measured on u-band.
u_bdFluxB	float	nJy	Flux from the de Vaucouleurs fit. Measured on u-band.
u_bdFluxBErr	float	nJy	Flux uncertainty from the de Vaucouleurs fit. Measured on u-band.
u_bdFluxD	float	nJy	Flux from the exponential fit. Measured on u-band.
u_bdFluxDErr	float	nJy	Flux uncertainty from the exponential fit. Measured on u-band.
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.
u_gaapPsfFluxErr	float	nJy	GAaP Flux uncertainty with PSF aperture after multiplying the seeing by 1.15. Forced on u-band.
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.
u_gaap0p7FluxErr	float	nJy	GAaP Flux uncertainty with 0.7 arcsec aperture after multiplying the seeing by 1.15. Forced on u-band.
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.
u_gaap1p0FluxErr	float	nJy	GAaP Flux uncertainty with 1.0 arcsec aperture after multiplying the seeing by 1.15. Forced on u-band.
u_gaap1p5Flux	float	nJy	GAaP Flux with 1.5 arcsec aperture after reconvolving the image to a Gaussian PSF larger than the original by a factor of 1.15. Forced on u-band.
u_gaap1p5FluxErr	float	nJy	GAaP Flux uncertainty with 1.5 arcsec aperture after multiplying the seeing by 1.15. Forced on u-band.
u_gaap2p5Flux	float	nJy	GAaP Flux with 2.5 arcsec aperture after reconvolving the image to a Gaussian PSF larger than the original by a factor of 1.15. Forced on u-band.
u_gaap2p5FluxErr	float	nJy	GAaP Flux uncertainty with 2.5 arcsec aperture after multiplying the seeing by 1.15. Forced on u-band.
u_gaap3p0Flux	float	nJy	GAaP Flux with 3.0 arcsec aperture after reconvolving the image to a Gaussian PSF larger than the original by a factor of 1.15. Forced on u-band.
u_gaap3p0FluxErr	float	nJy	GAaP Flux uncertainty with 3.0 arcsec aperture after multiplying the seeing by 1.15. Forced on u-band.
u_gaapOptimalFlux	float	nJy	GAaP Flux with optimal aperture after reconvolving the image to a Gaussian PSF larger than the original by a factor of 1.15. Forced on u-band.
u_gaapOptimalFluxErr	float	nJy	GAaP Flux uncertainty with optimal aperture after multiplying the seeing by 1.15. Forced on u-band.
u_ixx	float	pixel**2	Gaussian-weighted adaptive moments. Measured on u-band.
u_iyy	float	pixel**2	Gaussian-weighted adaptive moments. Measured on u-band.
u_ixy	float	pixel**2	Gaussian-weighted adaptive moments. Measured on u-band.
u_i_flag	boolean		General failure flag, set if anything went wrong. Measured on u-band.
u_ixxPSF	float	pixel**2	Gaussian-weighted adaptive moments of the PSF model at the position of this object. Measured on u-band.
u_iyyPSF	float	pixel**2	Gaussian-weighted adaptive moments of the PSF model at the position of this object. Measured on u-band.
u_ixyPSF	float	pixel**2	Gaussian-weighted adaptive moments. Measured on u-band.
u_iPSF_flag	boolean		Flag set for any failure in the PSF model moments. Measured on u-band.
u_ixxRound	float	pixel**2	Adaptive moments using an isotropic Gaussian weight function. Measured on u-band.
u_iyyRound	float	pixel**2	Adaptive moments using an isotropic Gaussian weight function. Measured on u-band.
u_ixyRound	float	pixel**2	Adaptive moments using an isotropic Gaussian weight function. Measured on u-band.
u_iRound_flag	boolean		Flag set for any failure in the round moments. Measured on u-band.
u_ixxDebiasedPSF	float	pixel**2	Gaussian-weighted adaptive moments of the PSF model at the position of the object, with synthetic noise added to match S/N with the object. Measured on u-band.
u_iyyDebiasedPSF	float	pixel**2	Gaussian-weighted adaptive moments of the PSF model at the position of the object, with synthetic noise added to match S/N with the object. Measured on u-band.
u_ixyDebiasedPSF	float	pixel**2	Gaussian-weighted adaptive moments of the PSF model at the position of the object, with synthetic noise added to match S/N with the object. Measured on u-band.
u_iDebiasedPSF_flag	boolean		Flag set for any failure in the debiased PSF model moments. Measured on u-band.
u_kronRad	float		Kron radius (sqrt(a*b)). Measured on u-band.
u_kronFlux	float	nJy	Flux measured within an elliptical aperture 2.5 times the Kron radius. Measured on u-band.
u_kronFluxErr	float	nJy	Flux uncertainty from Kron Flux algorithm. Measured on u-band.
u_calibFlux	float	nJy	Duplicate of u_ap12Flux.
u_calibFluxErr	float	nJy	Duplicate of u_ap12FluxErr.
u_ap03Flux	float	nJy	Flux within 3.0-pixel aperture. Forced on u-band.
u_ap03FluxErr	float	nJy	Flux uncertainty within 3.0-pixel aperture. Forced on u-band.
u_ap03Flux_flag	boolean		Flag set for any failure with the 3.0-pixel aperture flux. Forced on u-band.
u_ap06Flux	float	nJy	Flux within 6.0-pixel aperture. Forced on u-band.
u_ap06FluxErr	float	nJy	Flux uncertainty within 6.0-pixel aperture. Forced on u-band.
u_ap06Flux_flag	boolean		Flag set for any failure with the 6.0-pixel aperture flux. Forced on u-band.
u_ap09Flux	float	nJy	Flux within 9.0-pixel aperture. Forced on u-band.
u_ap09FluxErr	float	nJy	Flux uncertainty within 9.0-pixel aperture. Forced on u-band.
u_ap09Flux_flag	boolean		Flag set for any failure with the 9.0-pixel aperture flux. Forced on u-band.
u_ap12Flux	float	nJy	Flux within 12.0-pixel aperture. Forced on u-band.
u_ap12FluxErr	float	nJy	Flux uncertainty within 12.0-pixel aperture. Forced on u-band.
u_ap12Flux_flag	boolean		Flag set for any failure with the 12.0-pixel aperture flux. Forced on u-band.
u_ap17Flux	float	nJy	Flux within 17.0-pixel aperture. Forced on u-band.
u_ap17FluxErr	float	nJy	Flux uncertainty within 17.0-pixel aperture. Forced on u-band.
u_ap17Flux_flag	boolean		Flag set for any failure with the 17.0-pixel aperture flux. Forced on u-band.
u_ap25Flux	float	nJy	Flux within 25.0-pixel aperture. Forced on u-band.
u_ap25FluxErr	float	nJy	Flux uncertainty within 25.0-pixel aperture. Forced on u-band.
u_ap25Flux_flag	boolean		Flag set for any failure with the 25.0-pixel aperture flux. Forced on u-band.
u_ap35Flux	float	nJy	Flux within 35.0-pixel aperture. Forced on u-band.
u_ap35FluxErr	float	nJy	Flux uncertainty within 35.0-pixel aperture. Forced on u-band.
u_ap35Flux_flag	boolean		Flag set for any failure with the 35.0-pixel aperture flux. Forced on u-band.
u_ap50Flux	float	nJy	Flux within 50.0-pixel aperture. Forced on u-band.
u_ap50FluxErr	float	nJy	Flux uncertainty within 50.0-pixel aperture. Forced on u-band.
u_ap50Flux_flag	boolean		Flag set for any failure with the 50.0-pixel aperture flux. Forced on u-band.
u_ap70Flux	float	nJy	Flux within 70.0-pixel aperture. Forced on u-band.
u_ap70FluxErr	float	nJy	Flux uncertainty within 70.0-pixel aperture. Forced on u-band.
u_ap70Flux_flag	boolean		Flag set for any failure with the 70.0-pixel aperture flux. Forced on u-band.
u_extendedness	float		Flux-ratio measure of whether an object is point-like (0) or extended (1). Measured on u-band.
u_sizeExtendedness	float		Moments-based measure of whether an object is point-like (0) or extended (1). Measured on u-band.
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.
u_cModelFlux	float	nJy	Flux from the final CModel fit. Forced on u-band.
u_cModelFluxErr	float	nJy	Flux uncertainty from the final CModel fit. Forced on u-band.
u_cModelMag	float	mag	AB magnitude of cModelFlux. Forced on u-band.			1
u_cModelMagErr	float	mag	Uncertainty in magnitudes on cModelFlux. Forced on u-band.			1
u_cModelFlux_inner	float	nJy	Flux within the fit region, with no extrapolation. Forced on u-band.
u_free_cModelFlux	float	nJy	Flux from the final CModel fit. Measured on u-band.
u_free_cModelFluxErr	float	nJy	Flux uncertainty from the final CModel fit. Measured on u-band.
u_free_cModelFlux_inner	float	nJy	Flux within the fit region, with no extrapolation. Measured on u-band.
u_free_cModelFlux_flag	boolean		Flag set if the final CModel fit (or any previous fit) failed. Measured on u-band.
u_hsmShapeRegauss_e1	float		PSF-corrected shear using the Hirata & Seljak (2003) Regaussianization algorithm. Measured on u-band.
u_hsmShapeRegauss_e2	float		PSF-corrected shear using the Hirata & Seljak (2003) Regaussianization algorithm. Measured on u-band.
u_hsmShapeRegauss_sigma	float		PSF-corrected shear using the Hirata & Seljak (2003) Regaussianization algorithm. Measured on u-band.
u_hsmShapeRegauss_flag	boolean		Flag set for any failure with the Regaussianziation shapes. Measured on u-band.
u_hsm_moments_30	float		HSM higher-order moment 30. Measured on u-band.
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.
u_hsm_moments_21	float		HSM higher-order moment 21. Measured on u-band.
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.
u_hsm_moments_12	float		HSM higher-order moment 12. Measured on u-band.
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.
u_hsm_moments_03	float		HSM higher-order moment 03. Measured on u-band.
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.
u_hsm_moments_40	float		HSM higher-order moment 40. Measured on u-band.
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.
u_hsm_moments_31	float		HSM higher-order moment 31. Measured on u-band.
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.
u_hsm_moments_22	float		HSM higher-order moment 22. Measured on u-band.
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.
u_hsm_moments_13	float		HSM higher-order moment 13. Measured on u-band.
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.
u_hsm_moments_04	float		HSM higher-order moment 04. Measured on u-band.
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.
u_hsm_moments_flag	boolean		Flag set for any failure in the HSM higher-order moments. Measured on u-band.
u_hsm_momentsPsf_flag	boolean		Flag set for any failure in the HSM higher-order moment on the PSF model. Measured on u-band.
u_inputCount	int		Number of images contributing at center, not including any clipping. Forced on u-band.
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.
u_deblend_blendedness	float		Blendedness in the deconvolved scarlet space.
u_deblend_fluxOverlap	float		The total flux from neighboring objects that overlaps with this sources footprint in the deconvolved space.
u_deblend_fluxOverlapFraction	float		Fraction of flux from neighbors / source flux in the deconvolved footprint.
u_deblend_zeroFlux	boolean		True when there was no flux attributed to this object after flux redistribution in the deblender.
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).
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).
u_psfModel_TwoGaussian_gauss1_rho	float		Ellipse rho (correlation coefficient) of the first Gaussian component in the two-Gaussian PSF model (u-band).
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).
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).
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).
u_psfModel_TwoGaussian_gauss2_rho	float		Ellipse rho (correlation coefficient) of the second Gaussian component in the two-Gaussian PSF model (u-band).
u_psfModel_TwoGaussian_n_iter	int		Number of iterations in the non-linear fit for the two-Gaussian PSF model (u-band).
u_psfModel_TwoGaussian_chisq_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).
u_psfModel_TwoGaussian_unknown_flag	boolean		Flag set for failures with an unexpected or unknown cause for the two-Gaussian PSF model (u-band).
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).
u_inputCount_flag	boolean		Flag set for any failure in computing the number of inputs. Forced on u-band.
u_inputCount_flag_noInputs	boolean		No coadd inputs were recorded. Forced on u-band.
u_psfFlux_area	float	pixel	Effective area of PSF. Forced on u-band.
u_psfFlux_flag	boolean		General Failure Flag. Forced on u-band.
u_psfFlux_flag_apCorr	boolean		Flag set if unable to aperture-correct the PSF flux. Forced on u-band.
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.
u_psfFlux_flag_noGoodPixels	boolean		Not enough non-rejected pixels in data to attempt the fit. Forced on u-band.
u_cModel_flag	boolean		Flag set if the final CModel fit (or any previous fit) failed. Forced on u-band.
u_cModel_flag_apCorr	boolean		Flag set if unable to aperture-correct the CModel flux. Forced on u-band.
u_gaapFlux_flag	boolean		Flag set for any failure in the GAaP photometry. Forced on u-band.
u_gaapFlux_flag_edge	boolean		Source is too close to the edge. Forced on u-band.
u_gaapFlux_flag_gaussianization	boolean		PSF Gaussianization failed when trying to scale by this factor. Forced on u-band.
u_gaapOptimalFlux_flag_bigPsf	boolean		The Gaussianized PSF is bigger than the aperture. Forced on u-band.
u_gaap0p7Flux_flag_bigPsf	boolean		The Gaussianized PSF is bigger than the aperture. Forced on u-band.
u_gaap1p0Flux_flag_bigPsf	boolean		The Gaussianized PSF is bigger than the aperture. Forced on u-band.
u_gaap1p5Flux_flag_bigPsf	boolean		The Gaussianized PSF is bigger than the aperture. Forced on u-band.
u_gaap2p5Flux_flag_bigPsf	boolean		The Gaussianized PSF is bigger than the aperture. Forced on u-band.
u_gaap3p0Flux_flag_bigPsf	boolean		The Gaussianized PSF is bigger than the aperture. Forced on u-band.
u_blendedness_flag	boolean		Flag set for any failure in the blendedness algorithm. Measured on u-band.
u_pixelFlags_bad	boolean		Deprecated; only set when there is no u-band data.
u_pixelFlags_clipped	boolean		Artifacts were rejected by warp comparison in this object's footprint. Measured on u-band.
u_pixelFlags_clippedCenter	boolean		Artifacts were rejected by warp comparison in this object's center. Measured on u-band.
u_pixelFlags_cr	boolean		A cosmic ray was detected and interpolated in this object's footprint. Measured on u-band.
u_pixelFlags_crCenter	boolean		A cosmic ray was detected and interpolated in this object's center. Measured on u-band.
u_pixelFlags_edge	boolean		Deprecated; only set when there is no u-band data.
u_pixelFlags_inexact_psf	boolean		The PSF model is discontinuous in this object's footprint. Measured on u-band.
u_pixelFlags_inexact_psfCenter	boolean		The PSF model is discontinuosu near this object's center. Measured on u-band.
u_pixelFlags_interpolated	boolean		An interpolated pixel contributed to the coadd in this object's footprint. Measured on u-band.
u_pixelFlags_interpolatedCenter	boolean		An interpolated pixel contributed to the coadd near this object's center. Measured on u-band.
u_pixelFlags_nodata	boolean		No pixel data was available in this band for this object. Measured on u-band.
u_pixelFlags_offimage	boolean		Deprecated; only set when there is no u-band data.
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.
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.
u_pixelFlags_sensor_edge	boolean		A detector boundary passed through this object's footprint. Measured on u-band.
u_pixelFlags_sensor_edgeCenter	boolean		A detector boundary passed close to this object's center. Measured on u-band.
u_pixelFlags_suspect	boolean		Deprecated; only set when there is no u-band data.
u_pixelFlags_suspectCenter	boolean		Deprecated; only set when there is no u-band data.
u_extendedness_flag	boolean		Flag set for any failure in the flux-ratio extendedness. Measured on u-band.
u_sizeExtendedness_flag	boolean		Flag set for any failure in the moments-based extendedness. Measured on u-band.
u_invalidPsfFlag	boolean		This object has an invalid PSF (usually no inputs). Measured on u-band.
u_calib_astrometry_used	boolean		Propagated from sources. Measured on u-band.
u_calib_photometry_reserved	boolean		Propagated from sources. Measured on u-band.
u_calib_photometry_used	boolean		Propagated from sources. Measured on u-band.
u_calib_psf_candidate	boolean		Propagated from sources. Measured on u-band.
u_calib_psf_reserved	boolean		Propagated from sources. Measured on u-band.
u_calib_psf_used	boolean		Propagated from sources. Measured on u-band.
u_apFlux_flag	boolean		Duplicate of u_ap12Flux_flag.
u_apFlux_flag_apertureTruncated	boolean		Duplicate of u_ap12Flux_flag_apertureTruncated.
u_apFlux_flag_sincCoeffsTruncated	boolean		Duplicate of u_ap12Flux_flag_sincCoeffsTruncated. Measured on u-band.
u_calibFlux_flag	boolean		Duplicate of u_ap12Flux_flag.
u_calibFlux_flag_apertureTruncated	boolean		Duplicate of u_ap12Flux_flag_apertureTruncated.
u_calibFlux_flag_sincCoeffsTruncated	boolean		Duplicate of u_ap12Flux_flag_sincCoeffsTruncated. Measured on u-band.
u_centroid_flag	boolean		Flag set for any failure in the centroid algorithm. Measured on u-band.
u_centroid_x	double	pixel	Centroid from the SDSS centroid algorithm. Measured on u-band.
u_centroid_xErr	float	pixel	1-sigma uncertainty on x position. Measured on u-band.
u_centroid_y	double	pixel	Centroid from the SDSS centroid algorithm. Measured on u-band.
u_centroid_yErr	float	pixel	1-sigma uncertainty on y position. Measured on u-band.
u_kronFlux_flag	boolean		Flag set for any failure in the Kron photometry. Measured on u-band.
u_kronFlux_flag_bad_radius	boolean		Bad Kron radius. Measured on u-band.
u_kronFlux_flag_bad_shape	boolean		Shape for measuring Kron radius is bad; used PSF shape. Measured on u-band.
u_kronFlux_flag_bad_shape_no_psf	boolean		Bad shape and no PSF. Measured on u-band.
u_kronFlux_flag_edge	boolean		Bad measurement due to image edge. Measured on u-band.
u_kronFlux_flag_no_fallback_radius	boolean		No minimum radius and no PSF provided. Measured on u-band.
u_kronFlux_flag_no_minimum_radius	boolean		Minimum radius could not enforced, no minimum value or PSF. Measured on u-band.
u_kronFlux_flag_small_radius	boolean		Measured Kron radius was smaller than that of the PSF. Measured on u-band.
u_kronFlux_flag_used_minimum_radius	boolean		Used the minimum radius for the Kron radius. Measured on u-band.
u_kronFlux_flag_used_psf_radius	boolean		Kron radius fell back to being derived from the PSF radius. Measured on u-band.
g_ra	double	deg	Position in right ascension, measured on g-band.	pos.eq.ra
g_dec	double	deg	Position in declination, measured on g-band.	pos.eq.dec
g_raErr	float	deg	Error in right ascension, measured on g-band.	stat.error;pos.eq.ra
g_decErr	float	deg	Error in declination, measured on g-band.	stat.error;pos.eq.dec
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
g_psfFlux	float	nJy	Flux derived from using the PSF model as a weight function. Forced on g-band.
g_psfFluxErr	float	nJy	Flux uncertainty derived from using the PSF model as a weight function. Forced on g-band.
g_psfMag	float	mag	AB magnitude of the g-band psfFlux.			1
g_psfMagErr	float	mag	Uncertainty in magnitudes of the g-band psfFlux.			1
g_free_psfFlux	float	nJy	Flux derived from using the PSF model as a weight function. Measured on g-band.
g_free_psfFluxErr	float	nJy	Flux uncertainty derived from using the PSF model as a weight function. Measured on g-band.
g_free_psfFlux_flag	boolean		Flag set if the unforced PSF flux failed in this band for any reason. Measured on g-band.
g_bdE1	float	pixel**2	Flux-weighted average of exponential and de Vaucouleurs ellipticities. Measured on g-band.
g_bdE2	float	pixel**2	Flux-weighted average of exponential and de Vaucouleurs ellipticities. Measured on g-band.
g_bdReB	float	pixel**2	Half-light ellipse of the de Vaucouleurs fit. Measured on g-band.
g_bdReD	float	pixel**2	Half-light ellipse of the exponential fit. Measured on g-band.
g_bdChi2	float		-ln(likelihood) (chi^2) in CModel fit. Measured on g-band.
g_bdFluxB	float	nJy	Flux from the de Vaucouleurs fit. Measured on g-band.
g_bdFluxBErr	float	nJy	Flux uncertainty from the de Vaucouleurs fit. Measured on g-band.
g_bdFluxD	float	nJy	Flux from the exponential fit. Measured on g-band.
g_bdFluxDErr	float	nJy	Flux uncertainty from the exponential fit. Measured on g-band.
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.
g_gaapPsfFluxErr	float	nJy	GAaP Flux uncertainty with PSF aperture after multiplying the seeing by 1.15. Forced on g-band.
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.
g_gaap0p7FluxErr	float	nJy	GAaP Flux uncertainty with 0.7 arcsec aperture after multiplying the seeing by 1.15. Forced on g-band.
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.
g_gaap1p0FluxErr	float	nJy	GAaP Flux uncertainty with 1.0 arcsec aperture after multiplying the seeing by 1.15. Forced on g-band.
g_gaap1p5Flux	float	nJy	GAaP Flux with 1.5 arcsec aperture after reconvolving the image to a Gaussian PSF larger than the original by a factor of 1.15. Forced on g-band.
g_gaap1p5FluxErr	float	nJy	GAaP Flux uncertainty with 1.5 arcsec aperture after multiplying the seeing by 1.15. Forced on g-band.
g_gaap2p5Flux	float	nJy	GAaP Flux with 2.5 arcsec aperture after reconvolving the image to a Gaussian PSF larger than the original by a factor of 1.15. Forced on g-band.
g_gaap2p5FluxErr	float	nJy	GAaP Flux uncertainty with 2.5 arcsec aperture after multiplying the seeing by 1.15. Forced on g-band.
g_gaap3p0Flux	float	nJy	GAaP Flux with 3.0 arcsec aperture after reconvolving the image to a Gaussian PSF larger than the original by a factor of 1.15. Forced on g-band.
g_gaap3p0FluxErr	float	nJy	GAaP Flux uncertainty with 3.0 arcsec aperture after multiplying the seeing by 1.15. Forced on g-band.
g_gaapOptimalFlux	float	nJy	GAaP Flux with optimal aperture after reconvolving the image to a Gaussian PSF larger than the original by a factor of 1.15. Forced on g-band.
g_gaapOptimalFluxErr	float	nJy	GAaP Flux uncertainty with optimal aperture after multiplying the seeing by 1.15. Forced on g-band.
g_ixx	float	pixel**2	Gaussian-weighted adaptive moments. Measured on g-band.
g_iyy	float	pixel**2	Gaussian-weighted adaptive moments. Measured on g-band.
g_ixy	float	pixel**2	Gaussian-weighted adaptive moments. Measured on g-band.
g_i_flag	boolean		General failure flag, set if anything went wrong. Measured on g-band.
g_ixxPSF	float	pixel**2	Gaussian-weighted adaptive moments of the PSF model at the position of this object. Measured on g-band.
g_iyyPSF	float	pixel**2	Gaussian-weighted adaptive moments of the PSF model at the position of this object. Measured on g-band.
g_ixyPSF	float	pixel**2	Gaussian-weighted adaptive moments. Measured on g-band.
g_iPSF_flag	boolean		Flag set for any failure in the PSF model moments. Measured on g-band.
g_ixxRound	float	pixel**2	Adaptive moments using an isotropic Gaussian weight function. Measured on g-band.
g_iyyRound	float	pixel**2	Adaptive moments using an isotropic Gaussian weight function. Measured on g-band.
g_ixyRound	float	pixel**2	Adaptive moments using an isotropic Gaussian weight function. Measured on g-band.
g_iRound_flag	boolean		Flag set for any failure in the round moments. Measured on g-band.
g_ixxDebiasedPSF	float	pixel**2	Gaussian-weighted adaptive moments of the PSF model at the position of the object, with synthetic noise added to match S/N with the object. Measured on g-band.
g_iyyDebiasedPSF	float	pixel**2	Gaussian-weighted adaptive moments of the PSF model at the position of the object, with synthetic noise added to match S/N with the object. Measured on g-band.
g_ixyDebiasedPSF	float	pixel**2	Gaussian-weighted adaptive moments of the PSF model at the position of the object, with synthetic noise added to match S/N with the object. Measured on g-band.
g_iDebiasedPSF_flag	boolean		Flag set for any failure in the debiased PSF model moments. Measured on g-band.
g_kronRad	float		Kron radius (sqrt(a*b)). Measured on g-band.
g_kronFlux	float	nJy	Flux measured within an elliptical aperture 2.5 times the Kron radius. Measured on g-band.
g_kronFluxErr	float	nJy	Flux uncertainty from Kron Flux algorithm. Measured on g-band.
g_calibFlux	float	nJy	Duplicate of g_ap12Flux.
g_calibFluxErr	float	nJy	Duplicate of g_ap12FluxErr.
g_ap03Flux	float	nJy	Flux within 3.0-pixel aperture. Forced on g-band.
g_ap03FluxErr	float	nJy	Flux uncertainty within 3.0-pixel aperture. Forced on g-band.
g_ap03Flux_flag	boolean		Flag set for any failure with the 3.0-pixel aperture flux. Forced on g-band.
g_ap06Flux	float	nJy	Flux within 6.0-pixel aperture. Forced on g-band.
g_ap06FluxErr	float	nJy	Flux uncertainty within 6.0-pixel aperture. Forced on g-band.
g_ap06Flux_flag	boolean		Flag set for any failure with the 6.0-pixel aperture flux. Forced on g-band.
g_ap09Flux	float	nJy	Flux within 9.0-pixel aperture. Forced on g-band.
g_ap09FluxErr	float	nJy	Flux uncertainty within 9.0-pixel aperture. Forced on g-band.
g_ap09Flux_flag	boolean		Flag set for any failure with the 9.0-pixel aperture flux. Forced on g-band.
g_ap12Flux	float	nJy	Flux within 12.0-pixel aperture. Forced on g-band.
g_ap12FluxErr	float	nJy	Flux uncertainty within 12.0-pixel aperture. Forced on g-band.
g_ap12Flux_flag	boolean		Flag set for any failure with the 12.0-pixel aperture flux. Forced on g-band.
g_ap17Flux	float	nJy	Flux within 17.0-pixel aperture. Forced on g-band.
g_ap17FluxErr	float	nJy	Flux uncertainty within 17.0-pixel aperture. Forced on g-band.
g_ap17Flux_flag	boolean		Flag set for any failure with the 17.0-pixel aperture flux. Forced on g-band.
g_ap25Flux	float	nJy	Flux within 25.0-pixel aperture. Forced on g-band.
g_ap25FluxErr	float	nJy	Flux uncertainty within 25.0-pixel aperture. Forced on g-band.
g_ap25Flux_flag	boolean		Flag set for any failure with the 25.0-pixel aperture flux. Forced on g-band.
g_ap35Flux	float	nJy	Flux within 35.0-pixel aperture. Forced on g-band.
g_ap35FluxErr	float	nJy	Flux uncertainty within 35.0-pixel aperture. Forced on g-band.
g_ap35Flux_flag	boolean		Flag set for any failure with the 35.0-pixel aperture flux. Forced on g-band.
g_ap50Flux	float	nJy	Flux within 50.0-pixel aperture. Forced on g-band.
g_ap50FluxErr	float	nJy	Flux uncertainty within 50.0-pixel aperture. Forced on g-band.
g_ap50Flux_flag	boolean		Flag set for any failure with the 50.0-pixel aperture flux. Forced on g-band.
g_ap70Flux	float	nJy	Flux within 70.0-pixel aperture. Forced on g-band.
g_ap70FluxErr	float	nJy	Flux uncertainty within 70.0-pixel aperture. Forced on g-band.
g_ap70Flux_flag	boolean		Flag set for any failure with the 70.0-pixel aperture flux. Forced on g-band.
g_extendedness	float		Flux-ratio measure of whether an object is point-like (0) or extended (1). Measured on g-band.
g_sizeExtendedness	float		Moments-based measure of whether an object is point-like (0) or extended (1). Measured on g-band.
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.
g_cModelFlux	float	nJy	Flux from the final CModel fit. Forced on g-band.
g_cModelFluxErr	float	nJy	Flux uncertainty from the final CModel fit. Forced on g-band.
g_cModelMag	float	mag	AB magnitude of cModelFlux. Forced on g-band.			1
g_cModelMagErr	float	mag	Uncertainty in magnitudes on cModelFlux. Forced on g-band.			1
g_cModelFlux_inner	float	nJy	Flux within the fit region, with no extrapolation. Forced on g-band.
g_free_cModelFlux	float	nJy	Flux from the final CModel fit. Measured on g-band.
g_free_cModelFluxErr	float	nJy	Flux uncertainty from the final CModel fit. Measured on g-band.
g_free_cModelFlux_inner	float	nJy	Flux within the fit region, with no extrapolation. Measured on g-band.
g_free_cModelFlux_flag	boolean		Flag set if the final CModel fit (or any previous fit) failed. Measured on g-band.
g_hsmShapeRegauss_e1	float		PSF-corrected shear using the Hirata & Seljak (2003) Regaussianization algorithm. Measured on g-band.
g_hsmShapeRegauss_e2	float		PSF-corrected shear using the Hirata & Seljak (2003) Regaussianization algorithm. Measured on g-band.
g_hsmShapeRegauss_sigma	float		PSF-corrected shear using the Hirata & Seljak (2003) Regaussianization algorithm. Measured on g-band.
g_hsmShapeRegauss_flag	boolean		Flag set for any failure with the Regaussianziation shapes. Measured on g-band.
g_hsm_moments_30	float		HSM higher-order moment 30. Measured on g-band.
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.
g_hsm_moments_21	float		HSM higher-order moment 21. Measured on g-band.
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.
g_hsm_moments_12	float		HSM higher-order moment 12. Measured on g-band.
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.
g_hsm_moments_03	float		HSM higher-order moment 03. Measured on g-band.
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.
g_hsm_moments_40	float		HSM higher-order moment 40. Measured on g-band.
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.
g_hsm_moments_31	float		HSM higher-order moment 31. Measured on g-band.
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.
g_hsm_moments_22	float		HSM higher-order moment 22. Measured on g-band.
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.
g_hsm_moments_13	float		HSM higher-order moment 13. Measured on g-band.
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.
g_hsm_moments_04	float		HSM higher-order moment 04. Measured on g-band.
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.
g_hsm_moments_flag	boolean		Flag set for any failure in the HSM higher-order moments. Measured on g-band.
g_hsm_momentsPsf_flag	boolean		Flag set for any failure in the HSM higher-order moment on the PSF model. Measured on g-band.
g_inputCount	int		Number of images contributing at center, not including any clipping. Forced on g-band.
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.
g_deblend_blendedness	float		Blendedness in the deconvolved scarlet space.
g_deblend_fluxOverlap	float		The total flux from neighboring objects that overlaps with this sources footprint in the deconvolved space.
g_deblend_fluxOverlapFraction	float		Fraction of flux from neighbors / source flux in the deconvolved footprint.
g_deblend_zeroFlux	boolean		True when there was no flux attributed to this object after flux redistribution in the deblender.
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).
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).
g_psfModel_TwoGaussian_gauss1_rho	float		Ellipse rho (correlation coefficient) of the first Gaussian component in the two-Gaussian PSF model (g-band).
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).
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).
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).
g_psfModel_TwoGaussian_gauss2_rho	float		Ellipse rho (correlation coefficient) of the second Gaussian component in the two-Gaussian PSF model (g-band).
g_psfModel_TwoGaussian_n_iter	int		Number of iterations in the non-linear fit for the two-Gaussian PSF model (g-band).
g_psfModel_TwoGaussian_chisq_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).
g_psfModel_TwoGaussian_unknown_flag	boolean		Flag set for failures with an unexpected or unknown cause for the two-Gaussian PSF model (g-band).
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).
g_inputCount_flag	boolean		Flag set for any failure in computing the number of inputs. Forced on g-band.
g_inputCount_flag_noInputs	boolean		No coadd inputs were recorded. Forced on g-band.
g_psfFlux_area	float	pixel	Effective area of PSF. Forced on g-band.
g_psfFlux_flag	boolean		General Failure Flag. Forced on g-band.
g_psfFlux_flag_apCorr	boolean		Flag set if unable to aperture-correct the PSF flux. Forced on g-band.
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.
g_psfFlux_flag_noGoodPixels	boolean		Not enough non-rejected pixels in data to attempt the fit. Forced on g-band.
g_cModel_flag	boolean		Flag set if the final CModel fit (or any previous fit) failed. Forced on g-band.
g_cModel_flag_apCorr	boolean		Flag set if unable to aperture-correct the CModel flux. Forced on g-band.
g_gaapFlux_flag	boolean		Flag set for any failure in the GAaP photometry. Forced on g-band.
g_gaapFlux_flag_edge	boolean		Source is too close to the edge. Forced on g-band.
g_gaapFlux_flag_gaussianization	boolean		PSF Gaussianization failed when trying to scale by this factor. Forced on g-band.
g_gaapOptimalFlux_flag_bigPsf	boolean		The Gaussianized PSF is bigger than the aperture. Forced on g-band.
g_gaap0p7Flux_flag_bigPsf	boolean		The Gaussianized PSF is bigger than the aperture. Forced on g-band.
g_gaap1p0Flux_flag_bigPsf	boolean		The Gaussianized PSF is bigger than the aperture. Forced on g-band.
g_gaap1p5Flux_flag_bigPsf	boolean		The Gaussianized PSF is bigger than the aperture. Forced on g-band.
g_gaap2p5Flux_flag_bigPsf	boolean		The Gaussianized PSF is bigger than the aperture. Forced on g-band.
g_gaap3p0Flux_flag_bigPsf	boolean		The Gaussianized PSF is bigger than the aperture. Forced on g-band.
g_blendedness_flag	boolean		Flag set for any failure in the blendedness algorithm. Measured on g-band.
g_pixelFlags_bad	boolean		Deprecated; only set when there is no g-band data.
g_pixelFlags_clipped	boolean		Artifacts were rejected by warp comparison in this object's footprint. Measured on g-band.
g_pixelFlags_clippedCenter	boolean		Artifacts were rejected by warp comparison in this object's center. Measured on g-band.
g_pixelFlags_cr	boolean		A cosmic ray was detected and interpolated in this object's footprint. Measured on g-band.
g_pixelFlags_crCenter	boolean		A cosmic ray was detected and interpolated in this object's center. Measured on g-band.
g_pixelFlags_edge	boolean		Deprecated; only set when there is no g-band data.
g_pixelFlags_inexact_psf	boolean		The PSF model is discontinuous in this object's footprint. Measured on g-band.
g_pixelFlags_inexact_psfCenter	boolean		The PSF model is discontinuosu near this object's center. Measured on g-band.
g_pixelFlags_interpolated	boolean		An interpolated pixel contributed to the coadd in this object's footprint. Measured on g-band.
g_pixelFlags_interpolatedCenter	boolean		An interpolated pixel contributed to the coadd near this object's center. Measured on g-band.
g_pixelFlags_nodata	boolean		No pixel data was available in this band for this object. Measured on g-band.
g_pixelFlags_offimage	boolean		Deprecated; only set when there is no g-band data.
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.
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.
g_pixelFlags_sensor_edge	boolean		A detector boundary passed through this object's footprint. Measured on g-band.
g_pixelFlags_sensor_edgeCenter	boolean		A detector boundary passed close to this object's center. Measured on g-band.
g_pixelFlags_suspect	boolean		Deprecated; only set when there is no g-band data.
g_pixelFlags_suspectCenter	boolean		Deprecated; only set when there is no g-band data.
g_extendedness_flag	boolean		Flag set for any failure in the flux-ratio extendedness. Measured on g-band.
g_sizeExtendedness_flag	boolean		Flag set for any failure in the moments-based extendedness. Measured on g-band.
g_invalidPsfFlag	boolean		This object has an invalid PSF (usually no inputs). Measured on g-band.
g_calib_astrometry_used	boolean		Propagated from sources. Measured on g-band.
g_calib_photometry_reserved	boolean		Propagated from sources. Measured on g-band.
g_calib_photometry_used	boolean		Propagated from sources. Measured on g-band.
g_calib_psf_candidate	boolean		Propagated from sources. Measured on g-band.
g_calib_psf_reserved	boolean		Propagated from sources. Measured on g-band.
g_calib_psf_used	boolean		Propagated from sources. Measured on g-band.
g_apFlux_flag	boolean		Duplicate of g_ap12Flux_flag.
g_apFlux_flag_apertureTruncated	boolean		Duplicate of g_ap12Flux_flag_apertureTruncated.
g_apFlux_flag_sincCoeffsTruncated	boolean		Duplicate of g_ap12Flux_flag_sincCoeffsTruncated. Measured on g-band.
g_calibFlux_flag	boolean		Duplicate of g_ap12Flux_flag.
g_calibFlux_flag_apertureTruncated	boolean		Duplicate of g_ap12Flux_flag_apertureTruncated.
g_calibFlux_flag_sincCoeffsTruncated	boolean		Duplicate of g_ap12Flux_flag_sincCoeffsTruncated. Measured on g-band.
g_centroid_flag	boolean		Flag set for any failure in the centroid algorithm. Measured on g-band.
g_centroid_x	double	pixel	Centroid from the SDSS centroid algorithm. Measured on g-band.
g_centroid_xErr	float	pixel	1-sigma uncertainty on x position. Measured on g-band.
g_centroid_y	double	pixel	Centroid from the SDSS centroid algorithm. Measured on g-band.
g_centroid_yErr	float	pixel	1-sigma uncertainty on y position. Measured on g-band.
g_kronFlux_flag	boolean		Flag set for any failure in the Kron photometry. Measured on g-band.
g_kronFlux_flag_bad_radius	boolean		Bad Kron radius. Measured on g-band.
g_kronFlux_flag_bad_shape	boolean		Shape for measuring Kron radius is bad; used PSF shape. Measured on g-band.
g_kronFlux_flag_bad_shape_no_psf	boolean		Bad shape and no PSF. Measured on g-band.
g_kronFlux_flag_edge	boolean		Bad measurement due to image edge. Measured on g-band.
g_kronFlux_flag_no_fallback_radius	boolean		No minimum radius and no PSF provided. Measured on g-band.
g_kronFlux_flag_no_minimum_radius	boolean		Minimum radius could not enforced, no minimum value or PSF. Measured on g-band.
g_kronFlux_flag_small_radius	boolean		Measured Kron radius was smaller than that of the PSF. Measured on g-band.
g_kronFlux_flag_used_minimum_radius	boolean		Used the minimum radius for the Kron radius. Measured on g-band.
g_kronFlux_flag_used_psf_radius	boolean		Kron radius fell back to being derived from the PSF radius. Measured on g-band.
r_ra	double	deg	Position in right ascension, measured on r-band.	pos.eq.ra
r_dec	double	deg	Position in declination, measured on r-band.	pos.eq.dec
r_raErr	float	deg	Error in right ascension, measured on r-band.	stat.error;pos.eq.ra
r_decErr	float	deg	Error in declination, measured on r-band.	stat.error;pos.eq.dec
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
r_psfFlux	float	nJy	Flux derived from using the PSF model as a weight function. Forced on r-band.
r_psfFluxErr	float	nJy	Flux uncertainty derived from using the PSF model as a weight function. Forced on r-band.
r_psfMag	float	mag	AB magnitude of the r-band psfFlux.			1
r_psfMagErr	float	mag	Uncertainty in magnitudes of the r-band psfFlux.			1
r_free_psfFlux	float	nJy	Flux derived from using the PSF model as a weight function. Measured on r-band.
r_free_psfFluxErr	float	nJy	Flux uncertainty derived from using the PSF model as a weight function. Measured on r-band.
r_free_psfFlux_flag	boolean		Flag set if the unforced PSF flux failed in this band for any reason. Measured on r-band.
r_bdE1	float	pixel**2	Flux-weighted average of exponential and de Vaucouleurs ellipticities. Measured on r-band.
r_bdE2	float	pixel**2	Flux-weighted average of exponential and de Vaucouleurs ellipticities. Measured on r-band.
r_bdReB	float	pixel**2	Half-light ellipse of the de Vaucouleurs fit. Measured on r-band.
r_bdReD	float	pixel**2	Half-light ellipse of the exponential fit. Measured on r-band.
r_bdChi2	float		-ln(likelihood) (chi^2) in CModel fit. Measured on r-band.
r_bdFluxB	float	nJy	Flux from the de Vaucouleurs fit. Measured on r-band.
r_bdFluxBErr	float	nJy	Flux uncertainty from the de Vaucouleurs fit. Measured on r-band.
r_bdFluxD	float	nJy	Flux from the exponential fit. Measured on r-band.
r_bdFluxDErr	float	nJy	Flux uncertainty from the exponential fit. Measured on r-band.
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.
r_gaapPsfFluxErr	float	nJy	GAaP Flux uncertainty with PSF aperture after multiplying the seeing by 1.15. Forced on r-band.
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.
r_gaap0p7FluxErr	float	nJy	GAaP Flux uncertainty with 0.7 arcsec aperture after multiplying the seeing by 1.15. Forced on r-band.
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.
r_gaap1p0FluxErr	float	nJy	GAaP Flux uncertainty with 1.0 arcsec aperture after multiplying the seeing by 1.15. Forced on r-band.
r_gaap1p5Flux	float	nJy	GAaP Flux with 1.5 arcsec aperture after reconvolving the image to a Gaussian PSF larger than the original by a factor of 1.15. Forced on r-band.
r_gaap1p5FluxErr	float	nJy	GAaP Flux uncertainty with 1.5 arcsec aperture after multiplying the seeing by 1.15. Forced on r-band.
r_gaap2p5Flux	float	nJy	GAaP Flux with 2.5 arcsec aperture after reconvolving the image to a Gaussian PSF larger than the original by a factor of 1.15. Forced on r-band.
r_gaap2p5FluxErr	float	nJy	GAaP Flux uncertainty with 2.5 arcsec aperture after multiplying the seeing by 1.15. Forced on r-band.
r_gaap3p0Flux	float	nJy	GAaP Flux with 3.0 arcsec aperture after reconvolving the image to a Gaussian PSF larger than the original by a factor of 1.15. Forced on r-band.
r_gaap3p0FluxErr	float	nJy	GAaP Flux uncertainty with 3.0 arcsec aperture after multiplying the seeing by 1.15. Forced on r-band.
r_gaapOptimalFlux	float	nJy	GAaP Flux with optimal aperture after reconvolving the image to a Gaussian PSF larger than the original by a factor of 1.15. Forced on r-band.
r_gaapOptimalFluxErr	float	nJy	GAaP Flux uncertainty with optimal aperture after multiplying the seeing by 1.15. Forced on r-band.
r_ixx	float	pixel**2	Gaussian-weighted adaptive moments. Measured on r-band.
r_iyy	float	pixel**2	Gaussian-weighted adaptive moments. Measured on r-band.
r_ixy	float	pixel**2	Gaussian-weighted adaptive moments. Measured on r-band.
r_i_flag	boolean		General failure flag, set if anything went wrong. Measured on r-band.
r_ixxPSF	float	pixel**2	Gaussian-weighted adaptive moments of the PSF model at the position of this object. Measured on r-band.
r_iyyPSF	float	pixel**2	Gaussian-weighted adaptive moments of the PSF model at the position of this object. Measured on r-band.
r_ixyPSF	float	pixel**2	Gaussian-weighted adaptive moments. Measured on r-band.
r_iPSF_flag	boolean		Flag set for any failure in the PSF model moments. Measured on r-band.
r_ixxRound	float	pixel**2	Adaptive moments using an isotropic Gaussian weight function. Measured on r-band.
r_iyyRound	float	pixel**2	Adaptive moments using an isotropic Gaussian weight function. Measured on r-band.
r_ixyRound	float	pixel**2	Adaptive moments using an isotropic Gaussian weight function. Measured on r-band.
r_iRound_flag	boolean		Flag set for any failure in the round moments. Measured on r-band.
r_ixxDebiasedPSF	float	pixel**2	Gaussian-weighted adaptive moments of the PSF model at the position of the object, with synthetic noise added to match S/N with the object. Measured on r-band.
r_iyyDebiasedPSF	float	pixel**2	Gaussian-weighted adaptive moments of the PSF model at the position of the object, with synthetic noise added to match S/N with the object. Measured on r-band.
r_ixyDebiasedPSF	float	pixel**2	Gaussian-weighted adaptive moments of the PSF model at the position of the object, with synthetic noise added to match S/N with the object. Measured on r-band.
r_iDebiasedPSF_flag	boolean		Flag set for any failure in the debiased PSF model moments. Measured on r-band.
r_kronRad	float		Kron radius (sqrt(a*b)). Measured on r-band.
r_kronFlux	float	nJy	Flux measured within an elliptical aperture 2.5 times the Kron radius. Measured on r-band.
r_kronFluxErr	float	nJy	Flux uncertainty from Kron Flux algorithm. Measured on r-band.
r_calibFlux	float	nJy	Duplicate of r_ap12Flux.
r_calibFluxErr	float	nJy	Duplicate of r_ap12FluxErr.
r_ap03Flux	float	nJy	Flux within 3.0-pixel aperture. Forced on r-band.
r_ap03FluxErr	float	nJy	Flux uncertainty within 3.0-pixel aperture. Forced on r-band.
r_ap03Flux_flag	boolean		Flag set for any failure with the 3.0-pixel aperture flux. Forced on r-band.
r_ap06Flux	float	nJy	Flux within 6.0-pixel aperture. Forced on r-band.
r_ap06FluxErr	float	nJy	Flux uncertainty within 6.0-pixel aperture. Forced on r-band.
r_ap06Flux_flag	boolean		Flag set for any failure with the 6.0-pixel aperture flux. Forced on r-band.
r_ap09Flux	float	nJy	Flux within 9.0-pixel aperture. Forced on r-band.
r_ap09FluxErr	float	nJy	Flux uncertainty within 9.0-pixel aperture. Forced on r-band.
r_ap09Flux_flag	boolean		Flag set for any failure with the 9.0-pixel aperture flux. Forced on r-band.
r_ap12Flux	float	nJy	Flux within 12.0-pixel aperture. Forced on r-band.
r_ap12FluxErr	float	nJy	Flux uncertainty within 12.0-pixel aperture. Forced on r-band.
r_ap12Flux_flag	boolean		Flag set for any failure with the 12.0-pixel aperture flux. Forced on r-band.
r_ap17Flux	float	nJy	Flux within 17.0-pixel aperture. Forced on r-band.
r_ap17FluxErr	float	nJy	Flux uncertainty within 17.0-pixel aperture. Forced on r-band.
r_ap17Flux_flag	boolean		Flag set for any failure with the 17.0-pixel aperture flux. Forced on r-band.
r_ap25Flux	float	nJy	Flux within 25.0-pixel aperture. Forced on r-band.
r_ap25FluxErr	float	nJy	Flux uncertainty within 25.0-pixel aperture. Forced on r-band.
r_ap25Flux_flag	boolean		Flag set for any failure with the 25.0-pixel aperture flux. Forced on r-band.
r_ap35Flux	float	nJy	Flux within 35.0-pixel aperture. Forced on r-band.
r_ap35FluxErr	float	nJy	Flux uncertainty within 35.0-pixel aperture. Forced on r-band.
r_ap35Flux_flag	boolean		Flag set for any failure with the 35.0-pixel aperture flux. Forced on r-band.
r_ap50Flux	float	nJy	Flux within 50.0-pixel aperture. Forced on r-band.
r_ap50FluxErr	float	nJy	Flux uncertainty within 50.0-pixel aperture. Forced on r-band.
r_ap50Flux_flag	boolean		Flag set for any failure with the 50.0-pixel aperture flux. Forced on r-band.
r_ap70Flux	float	nJy	Flux within 70.0-pixel aperture. Forced on r-band.
r_ap70FluxErr	float	nJy	Flux uncertainty within 70.0-pixel aperture. Forced on r-band.
r_ap70Flux_flag	boolean		Flag set for any failure with the 70.0-pixel aperture flux. Forced on r-band.
r_extendedness	float		Flux-ratio measure of whether an object is point-like (0) or extended (1). Measured on r-band.
r_sizeExtendedness	float		Moments-based measure of whether an object is point-like (0) or extended (1). Measured on r-band.
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.
r_cModelFlux	float	nJy	Flux from the final CModel fit. Forced on r-band.
r_cModelFluxErr	float	nJy	Flux uncertainty from the final CModel fit. Forced on r-band.
r_cModelMag	float	mag	AB magnitude of cModelFlux. Forced on r-band.			1
r_cModelMagErr	float	mag	Uncertainty in magnitudes on cModelFlux. Forced on r-band.			1
r_cModelFlux_inner	float	nJy	Flux within the fit region, with no extrapolation. Forced on r-band.
r_free_cModelFlux	float	nJy	Flux from the final CModel fit. Measured on r-band.
r_free_cModelFluxErr	float	nJy	Flux uncertainty from the final CModel fit. Measured on r-band.
r_free_cModelFlux_inner	float	nJy	Flux within the fit region, with no extrapolation. Measured on r-band.
r_free_cModelFlux_flag	boolean		Flag set if the final CModel fit (or any previous fit) failed. Measured on r-band.
r_hsmShapeRegauss_e1	float		PSF-corrected shear using the Hirata & Seljak (2003) Regaussianization algorithm. Measured on r-band.
r_hsmShapeRegauss_e2	float		PSF-corrected shear using the Hirata & Seljak (2003) Regaussianization algorithm. Measured on r-band.
r_hsmShapeRegauss_sigma	float		PSF-corrected shear using the Hirata & Seljak (2003) Regaussianization algorithm. Measured on r-band.
r_hsmShapeRegauss_flag	boolean		Flag set for any failure with the Regaussianziation shapes. Measured on r-band.
r_hsm_moments_30	float		HSM higher-order moment 30. Measured on r-band.
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.
r_hsm_moments_21	float		HSM higher-order moment 21. Measured on r-band.
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.
r_hsm_moments_12	float		HSM higher-order moment 12. Measured on r-band.
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.
r_hsm_moments_03	float		HSM higher-order moment 03. Measured on r-band.
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.
r_hsm_moments_40	float		HSM higher-order moment 40. Measured on r-band.
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.
r_hsm_moments_31	float		HSM higher-order moment 31. Measured on r-band.
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.
r_hsm_moments_22	float		HSM higher-order moment 22. Measured on r-band.
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.
r_hsm_moments_13	float		HSM higher-order moment 13. Measured on r-band.
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.
r_hsm_moments_04	float		HSM higher-order moment 04. Measured on r-band.
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.
r_hsm_moments_flag	boolean		Flag set for any failure in the HSM higher-order moments. Measured on r-band.
r_hsm_momentsPsf_flag	boolean		Flag set for any failure in the HSM higher-order moment on the PSF model. Measured on r-band.
r_inputCount	int		Number of images contributing at center, not including any clipping. Forced on r-band.
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.
r_deblend_blendedness	float		Blendedness in the deconvolved scarlet space.
r_deblend_fluxOverlap	float		The total flux from neighboring objects that overlaps with this sources footprint in the deconvolved space.
r_deblend_fluxOverlapFraction	float		Fraction of flux from neighbors / source flux in the deconvolved footprint.
r_deblend_zeroFlux	boolean		True when there was no flux attributed to this object after flux redistribution in the deblender.
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).
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).
r_psfModel_TwoGaussian_gauss1_rho	float		Ellipse rho (correlation coefficient) of the first Gaussian component in the two-Gaussian PSF model (r-band).
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).
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).
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).
r_psfModel_TwoGaussian_gauss2_rho	float		Ellipse rho (correlation coefficient) of the second Gaussian component in the two-Gaussian PSF model (r-band).
r_psfModel_TwoGaussian_n_iter	int		Number of iterations in the non-linear fit for the two-Gaussian PSF model (r-band).
r_psfModel_TwoGaussian_chisq_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).
r_psfModel_TwoGaussian_unknown_flag	boolean		Flag set for failures with an unexpected or unknown cause for the two-Gaussian PSF model (r-band).
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).
r_inputCount_flag	boolean		Flag set for any failure in computing the number of inputs. Forced on r-band.
r_inputCount_flag_noInputs	boolean		No coadd inputs were recorded. Forced on r-band.
r_psfFlux_area	float	pixel	Effective area of PSF. Forced on r-band.
r_psfFlux_flag	boolean		General Failure Flag. Forced on r-band.
r_psfFlux_flag_apCorr	boolean		Flag set if unable to aperture-correct the PSF flux. Forced on r-band.
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.
r_psfFlux_flag_noGoodPixels	boolean		Not enough non-rejected pixels in data to attempt the fit. Forced on r-band.
r_cModel_flag	boolean		Flag set if the final CModel fit (or any previous fit) failed. Forced on r-band.
r_cModel_flag_apCorr	boolean		Flag set if unable to aperture-correct the CModel flux. Forced on r-band.
r_gaapFlux_flag	boolean		Flag set for any failure in the GAaP photometry. Forced on r-band.
r_gaapFlux_flag_edge	boolean		Source is too close to the edge. Forced on r-band.
r_gaapFlux_flag_gaussianization	boolean		PSF Gaussianization failed when trying to scale by this factor. Forced on r-band.
r_gaapOptimalFlux_flag_bigPsf	boolean		The Gaussianized PSF is bigger than the aperture. Forced on r-band.
r_gaap0p7Flux_flag_bigPsf	boolean		The Gaussianized PSF is bigger than the aperture. Forced on r-band.
r_gaap1p0Flux_flag_bigPsf	boolean		The Gaussianized PSF is bigger than the aperture. Forced on r-band.
r_gaap1p5Flux_flag_bigPsf	boolean		The Gaussianized PSF is bigger than the aperture. Forced on r-band.
r_gaap2p5Flux_flag_bigPsf	boolean		The Gaussianized PSF is bigger than the aperture. Forced on r-band.
r_gaap3p0Flux_flag_bigPsf	boolean		The Gaussianized PSF is bigger than the aperture. Forced on r-band.
r_blendedness_flag	boolean		Flag set for any failure in the blendedness algorithm. Measured on r-band.
r_pixelFlags_bad	boolean		Deprecated; only set when there is no r-band data.
r_pixelFlags_clipped	boolean		Artifacts were rejected by warp comparison in this object's footprint. Measured on r-band.
r_pixelFlags_clippedCenter	boolean		Artifacts were rejected by warp comparison in this object's center. Measured on r-band.
r_pixelFlags_cr	boolean		A cosmic ray was detected and interpolated in this object's footprint. Measured on r-band.
r_pixelFlags_crCenter	boolean		A cosmic ray was detected and interpolated in this object's center. Measured on r-band.
r_pixelFlags_edge	boolean		Deprecated; only set when there is no r-band data.
r_pixelFlags_inexact_psf	boolean		The PSF model is discontinuous in this object's footprint. Measured on r-band.
r_pixelFlags_inexact_psfCenter	boolean		The PSF model is discontinuosu near this object's center. Measured on r-band.
r_pixelFlags_interpolated	boolean		An interpolated pixel contributed to the coadd in this object's footprint. Measured on r-band.
r_pixelFlags_interpolatedCenter	boolean		An interpolated pixel contributed to the coadd near this object's center. Measured on r-band.
r_pixelFlags_nodata	boolean		No pixel data was available in this band for this object. Measured on r-band.
r_pixelFlags_offimage	boolean		Deprecated; only set when there is no r-band data.
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.
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.
r_pixelFlags_sensor_edge	boolean		A detector boundary passed through this object's footprint. Measured on r-band.
r_pixelFlags_sensor_edgeCenter	boolean		A detector boundary passed close to this object's center. Measured on r-band.
r_pixelFlags_suspect	boolean		Deprecated; only set when there is no r-band data.
r_pixelFlags_suspectCenter	boolean		Deprecated; only set when there is no r-band data.
r_extendedness_flag	boolean		Flag set for any failure in the flux-ratio extendedness. Measured on r-band.
r_sizeExtendedness_flag	boolean		Flag set for any failure in the moments-based extendedness. Measured on r-band.
r_invalidPsfFlag	boolean		This object has an invalid PSF (usually no inputs). Measured on r-band.
r_calib_astrometry_used	boolean		Propagated from sources. Measured on r-band.
r_calib_photometry_reserved	boolean		Propagated from sources. Measured on r-band.
r_calib_photometry_used	boolean		Propagated from sources. Measured on r-band.
r_calib_psf_candidate	boolean		Propagated from sources. Measured on r-band.
r_calib_psf_reserved	boolean		Propagated from sources. Measured on r-band.
r_calib_psf_used	boolean		Propagated from sources. Measured on r-band.
r_apFlux_flag	boolean		Duplicate of r_ap12Flux_flag.
r_apFlux_flag_apertureTruncated	boolean		Duplicate of r_ap12Flux_flag_apertureTruncated.
r_apFlux_flag_sincCoeffsTruncated	boolean		Duplicate of r_ap12Flux_flag_sincCoeffsTruncated. Measured on r-band.
r_calibFlux_flag	boolean		Duplicate of r_ap12Flux_flag.
r_calibFlux_flag_apertureTruncated	boolean		Duplicate of r_ap12Flux_flag_apertureTruncated.
r_calibFlux_flag_sincCoeffsTruncated	boolean		Duplicate of r_ap12Flux_flag_sincCoeffsTruncated. Measured on r-band.
r_centroid_flag	boolean		Flag set for any failure in the centroid algorithm. Measured on r-band.
r_centroid_x	double	pixel	Centroid from the SDSS centroid algorithm. Measured on r-band.
r_centroid_xErr	float	pixel	1-sigma uncertainty on x position. Measured on r-band.
r_centroid_y	double	pixel	Centroid from the SDSS centroid algorithm. Measured on r-band.
r_centroid_yErr	float	pixel	1-sigma uncertainty on y position. Measured on r-band.
r_kronFlux_flag	boolean		Flag set for any failure in the Kron photometry. Measured on r-band.
r_kronFlux_flag_bad_radius	boolean		Bad Kron radius. Measured on r-band.
r_kronFlux_flag_bad_shape	boolean		Shape for measuring Kron radius is bad; used PSF shape. Measured on r-band.
r_kronFlux_flag_bad_shape_no_psf	boolean		Bad shape and no PSF. Measured on r-band.
r_kronFlux_flag_edge	boolean		Bad measurement due to image edge. Measured on r-band.
r_kronFlux_flag_no_fallback_radius	boolean		No minimum radius and no PSF provided. Measured on r-band.
r_kronFlux_flag_no_minimum_radius	boolean		Minimum radius could not enforced, no minimum value or PSF. Measured on r-band.
r_kronFlux_flag_small_radius	boolean		Measured Kron radius was smaller than that of the PSF. Measured on r-band.
r_kronFlux_flag_used_minimum_radius	boolean		Used the minimum radius for the Kron radius. Measured on r-band.
r_kronFlux_flag_used_psf_radius	boolean		Kron radius fell back to being derived from the PSF radius. Measured on r-band.
i_ra	double	deg	Position in right ascension, measured on i-band.	pos.eq.ra
i_dec	double	deg	Position in declination, measured on i-band.	pos.eq.dec
i_raErr	float	deg	Error in right ascension, measured on i-band.	stat.error;pos.eq.ra
i_decErr	float	deg	Error in declination, measured on i-band.	stat.error;pos.eq.dec
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
i_psfFlux	float	nJy	Flux derived from using the PSF model as a weight function. Forced on i-band.
i_psfFluxErr	float	nJy	Flux uncertainty derived from using the PSF model as a weight function. Forced on i-band.
i_psfMag	float	mag	AB magnitude of the i-band psfFlux.			1
i_psfMagErr	float	mag	Uncertainty in magnitudes of the i-band psfFlux.			1
i_free_psfFlux	float	nJy	Flux derived from using the PSF model as a weight function. Measured on i-band.
i_free_psfFluxErr	float	nJy	Flux uncertainty derived from using the PSF model as a weight function. Measured on i-band.
i_free_psfFlux_flag	boolean		Flag set if the unforced PSF flux failed in this band for any reason. Measured on i-band.
i_bdE1	float	pixel**2	Flux-weighted average of exponential and de Vaucouleurs ellipticities. Measured on i-band.
i_bdE2	float	pixel**2	Flux-weighted average of exponential and de Vaucouleurs ellipticities. Measured on i-band.
i_bdReB	float	pixel**2	Half-light ellipse of the de Vaucouleurs fit. Measured on i-band.
i_bdReD	float	pixel**2	Half-light ellipse of the exponential fit. Measured on i-band.
i_bdChi2	float		-ln(likelihood) (chi^2) in CModel fit. Measured on i-band.
i_bdFluxB	float	nJy	Flux from the de Vaucouleurs fit. Measured on i-band.
i_bdFluxBErr	float	nJy	Flux uncertainty from the de Vaucouleurs fit. Measured on i-band.
i_bdFluxD	float	nJy	Flux from the exponential fit. Measured on i-band.
i_bdFluxDErr	float	nJy	Flux uncertainty from the exponential fit. Measured on i-band.
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.
i_gaapPsfFluxErr	float	nJy	GAaP Flux uncertainty with PSF aperture after multiplying the seeing by 1.15. Forced on i-band.
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.
i_gaap0p7FluxErr	float	nJy	GAaP Flux uncertainty with 0.7 arcsec aperture after multiplying the seeing by 1.15. Forced on i-band.
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.
i_gaap1p0FluxErr	float	nJy	GAaP Flux uncertainty with 1.0 arcsec aperture after multiplying the seeing by 1.15. Forced on i-band.
i_gaap1p5Flux	float	nJy	GAaP Flux with 1.5 arcsec aperture after reconvolving the image to a Gaussian PSF larger than the original by a factor of 1.15. Forced on i-band.
i_gaap1p5FluxErr	float	nJy	GAaP Flux uncertainty with 1.5 arcsec aperture after multiplying the seeing by 1.15. Forced on i-band.
i_gaap2p5Flux	float	nJy	GAaP Flux with 2.5 arcsec aperture after reconvolving the image to a Gaussian PSF larger than the original by a factor of 1.15. Forced on i-band.
i_gaap2p5FluxErr	float	nJy	GAaP Flux uncertainty with 2.5 arcsec aperture after multiplying the seeing by 1.15. Forced on i-band.
i_gaap3p0Flux	float	nJy	GAaP Flux with 3.0 arcsec aperture after reconvolving the image to a Gaussian PSF larger than the original by a factor of 1.15. Forced on i-band.
i_gaap3p0FluxErr	float	nJy	GAaP Flux uncertainty with 3.0 arcsec aperture after multiplying the seeing by 1.15. Forced on i-band.
i_gaapOptimalFlux	float	nJy	GAaP Flux with optimal aperture after reconvolving the image to a Gaussian PSF larger than the original by a factor of 1.15. Forced on i-band.
i_gaapOptimalFluxErr	float	nJy	GAaP Flux uncertainty with optimal aperture after multiplying the seeing by 1.15. Forced on i-band.
i_ixx	float	pixel**2	Gaussian-weighted adaptive moments. Measured on i-band.
i_iyy	float	pixel**2	Gaussian-weighted adaptive moments. Measured on i-band.
i_ixy	float	pixel**2	Gaussian-weighted adaptive moments. Measured on i-band.
i_i_flag	boolean		General failure flag, set if anything went wrong. Measured on i-band.
i_ixxPSF	float	pixel**2	Gaussian-weighted adaptive moments of the PSF model at the position of this object. Measured on i-band.
i_iyyPSF	float	pixel**2	Gaussian-weighted adaptive moments of the PSF model at the position of this object. Measured on i-band.
i_ixyPSF	float	pixel**2	Gaussian-weighted adaptive moments. Measured on i-band.
i_iPSF_flag	boolean		Flag set for any failure in the PSF model moments. Measured on i-band.
i_ixxRound	float	pixel**2	Adaptive moments using an isotropic Gaussian weight function. Measured on i-band.
i_iyyRound	float	pixel**2	Adaptive moments using an isotropic Gaussian weight function. Measured on i-band.
i_ixyRound	float	pixel**2	Adaptive moments using an isotropic Gaussian weight function. Measured on i-band.
i_iRound_flag	boolean		Flag set for any failure in the round moments. Measured on i-band.
i_ixxDebiasedPSF	float	pixel**2	Gaussian-weighted adaptive moments of the PSF model at the position of the object, with synthetic noise added to match S/N with the object. Measured on i-band.
i_iyyDebiasedPSF	float	pixel**2	Gaussian-weighted adaptive moments of the PSF model at the position of the object, with synthetic noise added to match S/N with the object. Measured on i-band.
i_ixyDebiasedPSF	float	pixel**2	Gaussian-weighted adaptive moments of the PSF model at the position of the object, with synthetic noise added to match S/N with the object. Measured on i-band.
i_iDebiasedPSF_flag	boolean		Flag set for any failure in the debiased PSF model moments. Measured on i-band.
i_kronRad	float		Kron radius (sqrt(a*b)). Measured on i-band.
i_kronFlux	float	nJy	Flux measured within an elliptical aperture 2.5 times the Kron radius. Measured on i-band.
i_kronFluxErr	float	nJy	Flux uncertainty from Kron Flux algorithm. Measured on i-band.
i_calibFlux	float	nJy	Duplicate of i_ap12Flux.
i_calibFluxErr	float	nJy	Duplicate of i_ap12FluxErr.
i_ap03Flux	float	nJy	Flux within 3.0-pixel aperture. Forced on i-band.
i_ap03FluxErr	float	nJy	Flux uncertainty within 3.0-pixel aperture. Forced on i-band.
i_ap03Flux_flag	boolean		Flag set for any failure with the 3.0-pixel aperture flux. Forced on i-band.
i_ap06Flux	float	nJy	Flux within 6.0-pixel aperture. Forced on i-band.
i_ap06FluxErr	float	nJy	Flux uncertainty within 6.0-pixel aperture. Forced on i-band.
i_ap06Flux_flag	boolean		Flag set for any failure with the 6.0-pixel aperture flux. Forced on i-band.
i_ap09Flux	float	nJy	Flux within 9.0-pixel aperture. Forced on i-band.
i_ap09FluxErr	float	nJy	Flux uncertainty within 9.0-pixel aperture. Forced on i-band.
i_ap09Flux_flag	boolean		Flag set for any failure with the 9.0-pixel aperture flux. Forced on i-band.
i_ap12Flux	float	nJy	Flux within 12.0-pixel aperture. Forced on i-band.
i_ap12FluxErr	float	nJy	Flux uncertainty within 12.0-pixel aperture. Forced on i-band.
i_ap12Flux_flag	boolean		Flag set for any failure with the 12.0-pixel aperture flux. Forced on i-band.
i_ap17Flux	float	nJy	Flux within 17.0-pixel aperture. Forced on i-band.
i_ap17FluxErr	float	nJy	Flux uncertainty within 17.0-pixel aperture. Forced on i-band.
i_ap17Flux_flag	boolean		Flag set for any failure with the 17.0-pixel aperture flux. Forced on i-band.
i_ap25Flux	float	nJy	Flux within 25.0-pixel aperture. Forced on i-band.
i_ap25FluxErr	float	nJy	Flux uncertainty within 25.0-pixel aperture. Forced on i-band.
i_ap25Flux_flag	boolean		Flag set for any failure with the 25.0-pixel aperture flux. Forced on i-band.
i_ap35Flux	float	nJy	Flux within 35.0-pixel aperture. Forced on i-band.
i_ap35FluxErr	float	nJy	Flux uncertainty within 35.0-pixel aperture. Forced on i-band.
i_ap35Flux_flag	boolean		Flag set for any failure with the 35.0-pixel aperture flux. Forced on i-band.
i_ap50Flux	float	nJy	Flux within 50.0-pixel aperture. Forced on i-band.
i_ap50FluxErr	float	nJy	Flux uncertainty within 50.0-pixel aperture. Forced on i-band.
i_ap50Flux_flag	boolean		Flag set for any failure with the 50.0-pixel aperture flux. Forced on i-band.
i_ap70Flux	float	nJy	Flux within 70.0-pixel aperture. Forced on i-band.
i_ap70FluxErr	float	nJy	Flux uncertainty within 70.0-pixel aperture. Forced on i-band.
i_ap70Flux_flag	boolean		Flag set for any failure with the 70.0-pixel aperture flux. Forced on i-band.
i_extendedness	float		Flux-ratio measure of whether an object is point-like (0) or extended (1). Measured on i-band.
i_sizeExtendedness	float		Moments-based measure of whether an object is point-like (0) or extended (1). Measured on i-band.
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.
i_cModelFlux	float	nJy	Flux from the final CModel fit. Forced on i-band.
i_cModelFluxErr	float	nJy	Flux uncertainty from the final CModel fit. Forced on i-band.
i_cModelMag	float	mag	AB magnitude of cModelFlux. Forced on i-band.			1
i_cModelMagErr	float	mag	Uncertainty in magnitudes on cModelFlux. Forced on i-band.			1
i_cModelFlux_inner	float	nJy	Flux within the fit region, with no extrapolation. Forced on i-band.
i_free_cModelFlux	float	nJy	Flux from the final CModel fit. Measured on i-band.
i_free_cModelFluxErr	float	nJy	Flux uncertainty from the final CModel fit. Measured on i-band.
i_free_cModelFlux_inner	float	nJy	Flux within the fit region, with no extrapolation. Measured on i-band.
i_free_cModelFlux_flag	boolean		Flag set if the final CModel fit (or any previous fit) failed. Measured on i-band.
i_hsmShapeRegauss_e1	float		PSF-corrected shear using the Hirata & Seljak (2003) Regaussianization algorithm. Measured on i-band.
i_hsmShapeRegauss_e2	float		PSF-corrected shear using the Hirata & Seljak (2003) Regaussianization algorithm. Measured on i-band.
i_hsmShapeRegauss_sigma	float		PSF-corrected shear using the Hirata & Seljak (2003) Regaussianization algorithm. Measured on i-band.
i_hsmShapeRegauss_flag	boolean		Flag set for any failure with the Regaussianziation shapes. Measured on i-band.
i_hsm_moments_30	float		HSM higher-order moment 30. Measured on i-band.
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.
i_hsm_moments_21	float		HSM higher-order moment 21. Measured on i-band.
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.
i_hsm_moments_12	float		HSM higher-order moment 12. Measured on i-band.
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.
i_hsm_moments_03	float		HSM higher-order moment 03. Measured on i-band.
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.
i_hsm_moments_40	float		HSM higher-order moment 40. Measured on i-band.
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.
i_hsm_moments_31	float		HSM higher-order moment 31. Measured on i-band.
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.
i_hsm_moments_22	float		HSM higher-order moment 22. Measured on i-band.
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.
i_hsm_moments_13	float		HSM higher-order moment 13. Measured on i-band.
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.
i_hsm_moments_04	float		HSM higher-order moment 04. Measured on i-band.
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.
i_hsm_moments_flag	boolean		Flag set for any failure in the HSM higher-order moments. Measured on i-band.
i_hsm_momentsPsf_flag	boolean		Flag set for any failure in the HSM higher-order moment on the PSF model. Measured on i-band.
i_inputCount	int		Number of images contributing at center, not including any clipping. Forced on i-band.
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.
i_deblend_blendedness	float		Blendedness in the deconvolved scarlet space.
i_deblend_fluxOverlap	float		The total flux from neighboring objects that overlaps with this sources footprint in the deconvolved space.
i_deblend_fluxOverlapFraction	float		Fraction of flux from neighbors / source flux in the deconvolved footprint.
i_deblend_zeroFlux	boolean		True when there was no flux attributed to this object after flux redistribution in the deblender.
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).
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).
i_psfModel_TwoGaussian_gauss1_rho	float		Ellipse rho (correlation coefficient) of the first Gaussian component in the two-Gaussian PSF model (i-band).
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).
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).
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).
i_psfModel_TwoGaussian_gauss2_rho	float		Ellipse rho (correlation coefficient) of the second Gaussian component in the two-Gaussian PSF model (i-band).
i_psfModel_TwoGaussian_n_iter	int		Number of iterations in the non-linear fit for the two-Gaussian PSF model (i-band).
i_psfModel_TwoGaussian_chisq_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).
i_psfModel_TwoGaussian_unknown_flag	boolean		Flag set for failures with an unexpected or unknown cause for the two-Gaussian PSF model (i-band).
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).
i_inputCount_flag	boolean		Flag set for any failure in computing the number of inputs. Forced on i-band.
i_inputCount_flag_noInputs	boolean		No coadd inputs were recorded. Forced on i-band.
i_psfFlux_area	float	pixel	Effective area of PSF. Forced on i-band.
i_psfFlux_flag	boolean		General Failure Flag. Forced on i-band.
i_psfFlux_flag_apCorr	boolean		Flag set if unable to aperture-correct the PSF flux. Forced on i-band.
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.
i_psfFlux_flag_noGoodPixels	boolean		Not enough non-rejected pixels in data to attempt the fit. Forced on i-band.
i_cModel_flag	boolean		Flag set if the final CModel fit (or any previous fit) failed. Forced on i-band.
i_cModel_flag_apCorr	boolean		Flag set if unable to aperture-correct the CModel flux. Forced on i-band.
i_gaapFlux_flag	boolean		Flag set for any failure in the GAaP photometry. Forced on i-band.
i_gaapFlux_flag_edge	boolean		Source is too close to the edge. Forced on i-band.
i_gaapFlux_flag_gaussianization	boolean		PSF Gaussianization failed when trying to scale by this factor. Forced on i-band.
i_gaapOptimalFlux_flag_bigPsf	boolean		The Gaussianized PSF is bigger than the aperture. Forced on i-band.
i_gaap0p7Flux_flag_bigPsf	boolean		The Gaussianized PSF is bigger than the aperture. Forced on i-band.
i_gaap1p0Flux_flag_bigPsf	boolean		The Gaussianized PSF is bigger than the aperture. Forced on i-band.
i_gaap1p5Flux_flag_bigPsf	boolean		The Gaussianized PSF is bigger than the aperture. Forced on i-band.
i_gaap2p5Flux_flag_bigPsf	boolean		The Gaussianized PSF is bigger than the aperture. Forced on i-band.
i_gaap3p0Flux_flag_bigPsf	boolean		The Gaussianized PSF is bigger than the aperture. Forced on i-band.
i_blendedness_flag	boolean		Flag set for any failure in the blendedness algorithm. Measured on i-band.
i_pixelFlags_bad	boolean		Deprecated; only set when there is no i-band data.
i_pixelFlags_clipped	boolean		Artifacts were rejected by warp comparison in this object's footprint. Measured on i-band.
i_pixelFlags_clippedCenter	boolean		Artifacts were rejected by warp comparison in this object's center. Measured on i-band.
i_pixelFlags_cr	boolean		A cosmic ray was detected and interpolated in this object's footprint. Measured on i-band.
i_pixelFlags_crCenter	boolean		A cosmic ray was detected and interpolated in this object's center. Measured on i-band.
i_pixelFlags_edge	boolean		Deprecated; only set when there is no i-band data.
i_pixelFlags_inexact_psf	boolean		The PSF model is discontinuous in this object's footprint. Measured on i-band.
i_pixelFlags_inexact_psfCenter	boolean		The PSF model is discontinuosu near this object's center. Measured on i-band.
i_pixelFlags_interpolated	boolean		An interpolated pixel contributed to the coadd in this object's footprint. Measured on i-band.
i_pixelFlags_interpolatedCenter	boolean		An interpolated pixel contributed to the coadd near this object's center. Measured on i-band.
i_pixelFlags_nodata	boolean		No pixel data was available in this band for this object. Measured on i-band.
i_pixelFlags_offimage	boolean		Deprecated; only set when there is no i-band data.
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.
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.
i_pixelFlags_sensor_edge	boolean		A detector boundary passed through this object's footprint. Measured on i-band.
i_pixelFlags_sensor_edgeCenter	boolean		A detector boundary passed close to this object's center. Measured on i-band.
i_pixelFlags_suspect	boolean		Deprecated; only set when there is no i-band data.
i_pixelFlags_suspectCenter	boolean		Deprecated; only set when there is no i-band data.
i_extendedness_flag	boolean		Flag set for any failure in the flux-ratio extendedness. Measured on i-band.
i_sizeExtendedness_flag	boolean		Flag set for any failure in the moments-based extendedness. Measured on i-band.
i_invalidPsfFlag	boolean		This object has an invalid PSF (usually no inputs). Measured on i-band.
i_calib_astrometry_used	boolean		Propagated from sources. Measured on i-band.
i_calib_photometry_reserved	boolean		Propagated from sources. Measured on i-band.
i_calib_photometry_used	boolean		Propagated from sources. Measured on i-band.
i_calib_psf_candidate	boolean		Propagated from sources. Measured on i-band.
i_calib_psf_reserved	boolean		Propagated from sources. Measured on i-band.
i_calib_psf_used	boolean		Propagated from sources. Measured on i-band.
i_apFlux_flag	boolean		Duplicate of i_ap12Flux_flag.
i_apFlux_flag_apertureTruncated	boolean		Duplicate of i_ap12Flux_flag_apertureTruncated.
i_apFlux_flag_sincCoeffsTruncated	boolean		Duplicate of i_ap12Flux_flag_sincCoeffsTruncated. Measured on i-band.
i_calibFlux_flag	boolean		Duplicate of i_ap12Flux_flag.
i_calibFlux_flag_apertureTruncated	boolean		Duplicate of i_ap12Flux_flag_apertureTruncated.
i_calibFlux_flag_sincCoeffsTruncated	boolean		Duplicate of i_ap12Flux_flag_sincCoeffsTruncated. Measured on i-band.
i_centroid_flag	boolean		Flag set for any failure in the centroid algorithm. Measured on i-band.
i_centroid_x	double	pixel	Centroid from the SDSS centroid algorithm. Measured on i-band.
i_centroid_xErr	float	pixel	1-sigma uncertainty on x position. Measured on i-band.
i_centroid_y	double	pixel	Centroid from the SDSS centroid algorithm. Measured on i-band.
i_centroid_yErr	float	pixel	1-sigma uncertainty on y position. Measured on i-band.
i_kronFlux_flag	boolean		Flag set for any failure in the Kron photometry. Measured on i-band.
i_kronFlux_flag_bad_radius	boolean		Bad Kron radius. Measured on i-band.
i_kronFlux_flag_bad_shape	boolean		Shape for measuring Kron radius is bad; used PSF shape. Measured on i-band.
i_kronFlux_flag_bad_shape_no_psf	boolean		Bad shape and no PSF. Measured on i-band.
i_kronFlux_flag_edge	boolean		Bad measurement due to image edge. Measured on i-band.
i_kronFlux_flag_no_fallback_radius	boolean		No minimum radius and no PSF provided. Measured on i-band.
i_kronFlux_flag_no_minimum_radius	boolean		Minimum radius could not enforced, no minimum value or PSF. Measured on i-band.
i_kronFlux_flag_small_radius	boolean		Measured Kron radius was smaller than that of the PSF. Measured on i-band.
i_kronFlux_flag_used_minimum_radius	boolean		Used the minimum radius for the Kron radius. Measured on i-band.
i_kronFlux_flag_used_psf_radius	boolean		Kron radius fell back to being derived from the PSF radius. Measured on i-band.
y_ra	double	deg	Position in right ascension, measured on y-band.	pos.eq.ra
y_dec	double	deg	Position in declination, measured on y-band.	pos.eq.dec
y_raErr	float	deg	Error in right ascension, measured on y-band.	stat.error;pos.eq.ra
y_decErr	float	deg	Error in declination, measured on y-band.	stat.error;pos.eq.dec
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
y_psfFlux	float	nJy	Flux derived from using the PSF model as a weight function. Forced on y-band.
y_psfFluxErr	float	nJy	Flux uncertainty derived from using the PSF model as a weight function. Forced on y-band.
y_psfMag	float	mag	AB magnitude of the y-band psfFlux.			1
y_psfMagErr	float	mag	Uncertainty in magnitudes of the y-band psfFlux.			1
y_free_psfFlux	float	nJy	Flux derived from using the PSF model as a weight function. Measured on y-band.
y_free_psfFluxErr	float	nJy	Flux uncertainty derived from using the PSF model as a weight function. Measured on y-band.
y_free_psfFlux_flag	boolean		Flag set if the unforced PSF flux failed in this band for any reason. Measured on y-band.
y_bdE1	float	pixel**2	Flux-weighted average of exponential and de Vaucouleurs ellipticities. Measured on y-band.
y_bdE2	float	pixel**2	Flux-weighted average of exponential and de Vaucouleurs ellipticities. Measured on y-band.
y_bdReB	float	pixel**2	Half-light ellipse of the de Vaucouleurs fit. Measured on y-band.
y_bdReD	float	pixel**2	Half-light ellipse of the exponential fit. Measured on y-band.
y_bdChi2	float		-ln(likelihood) (chi^2) in CModel fit. Measured on y-band.
y_bdFluxB	float	nJy	Flux from the de Vaucouleurs fit. Measured on y-band.
y_bdFluxBErr	float	nJy	Flux uncertainty from the de Vaucouleurs fit. Measured on y-band.
y_bdFluxD	float	nJy	Flux from the exponential fit. Measured on y-band.
y_bdFluxDErr	float	nJy	Flux uncertainty from the exponential fit. Measured on y-band.
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.
y_gaapPsfFluxErr	float	nJy	GAaP Flux uncertainty with PSF aperture after multiplying the seeing by 1.15. Forced on y-band.
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.
y_gaap0p7FluxErr	float	nJy	GAaP Flux uncertainty with 0.7 arcsec aperture after multiplying the seeing by 1.15. Forced on y-band.
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.
y_gaap1p0FluxErr	float	nJy	GAaP Flux uncertainty with 1.0 arcsec aperture after multiplying the seeing by 1.15. Forced on y-band.
y_gaap1p5Flux	float	nJy	GAaP Flux with 1.5 arcsec aperture after reconvolving the image to a Gaussian PSF larger than the original by a factor of 1.15. Forced on y-band.
y_gaap1p5FluxErr	float	nJy	GAaP Flux uncertainty with 1.5 arcsec aperture after multiplying the seeing by 1.15. Forced on y-band.
y_gaap2p5Flux	float	nJy	GAaP Flux with 2.5 arcsec aperture after reconvolving the image to a Gaussian PSF larger than the original by a factor of 1.15. Forced on y-band.
y_gaap2p5FluxErr	float	nJy	GAaP Flux uncertainty with 2.5 arcsec aperture after multiplying the seeing by 1.15. Forced on y-band.
y_gaap3p0Flux	float	nJy	GAaP Flux with 3.0 arcsec aperture after reconvolving the image to a Gaussian PSF larger than the original by a factor of 1.15. Forced on y-band.
y_gaap3p0FluxErr	float	nJy	GAaP Flux uncertainty with 3.0 arcsec aperture after multiplying the seeing by 1.15. Forced on y-band.
y_gaapOptimalFlux	float	nJy	GAaP Flux with optimal aperture after reconvolving the image to a Gaussian PSF larger than the original by a factor of 1.15. Forced on y-band.
y_gaapOptimalFluxErr	float	nJy	GAaP Flux uncertainty with optimal aperture after multiplying the seeing by 1.15. Forced on y-band.
y_ixx	float	pixel**2	Gaussian-weighted adaptive moments. Measured on y-band.
y_iyy	float	pixel**2	Gaussian-weighted adaptive moments. Measured on y-band.
y_ixy	float	pixel**2	Gaussian-weighted adaptive moments. Measured on y-band.
y_i_flag	boolean		General failure flag, set if anything went wrong. Measured on y-band.
y_ixxPSF	float	pixel**2	Gaussian-weighted adaptive moments of the PSF model at the position of this object. Measured on y-band.
y_iyyPSF	float	pixel**2	Gaussian-weighted adaptive moments of the PSF model at the position of this object. Measured on y-band.
y_ixyPSF	float	pixel**2	Gaussian-weighted adaptive moments. Measured on y-band.
y_iPSF_flag	boolean		Flag set for any failure in the PSF model moments. Measured on y-band.
y_ixxRound	float	pixel**2	Adaptive moments using an isotropic Gaussian weight function. Measured on y-band.
y_iyyRound	float	pixel**2	Adaptive moments using an isotropic Gaussian weight function. Measured on y-band.
y_ixyRound	float	pixel**2	Adaptive moments using an isotropic Gaussian weight function. Measured on y-band.
y_iRound_flag	boolean		Flag set for any failure in the round moments. Measured on y-band.
y_ixxDebiasedPSF	float	pixel**2	Gaussian-weighted adaptive moments of the PSF model at the position of the object, with synthetic noise added to match S/N with the object. Measured on y-band.
y_iyyDebiasedPSF	float	pixel**2	Gaussian-weighted adaptive moments of the PSF model at the position of the object, with synthetic noise added to match S/N with the object. Measured on y-band.
y_ixyDebiasedPSF	float	pixel**2	Gaussian-weighted adaptive moments of the PSF model at the position of the object, with synthetic noise added to match S/N with the object. Measured on y-band.
y_iDebiasedPSF_flag	boolean		Flag set for any failure in the debiased PSF model moments. Measured on y-band.
y_kronRad	float		Kron radius (sqrt(a*b)). Measured on y-band.
y_kronFlux	float	nJy	Flux measured within an elliptical aperture 2.5 times the Kron radius. Measured on y-band.
y_kronFluxErr	float	nJy	Flux uncertainty from Kron Flux algorithm. Measured on y-band.
y_calibFlux	float	nJy	Duplicate of y_ap12Flux.
y_calibFluxErr	float	nJy	Duplicate of y_ap12FluxErr.
y_ap03Flux	float	nJy	Flux within 3.0-pixel aperture. Forced on y-band.
y_ap03FluxErr	float	nJy	Flux uncertainty within 3.0-pixel aperture. Forced on y-band.
y_ap03Flux_flag	boolean		Flag set for any failure with the 3.0-pixel aperture flux. Forced on y-band.
y_ap06Flux	float	nJy	Flux within 6.0-pixel aperture. Forced on y-band.
y_ap06FluxErr	float	nJy	Flux uncertainty within 6.0-pixel aperture. Forced on y-band.
y_ap06Flux_flag	boolean		Flag set for any failure with the 6.0-pixel aperture flux. Forced on y-band.
y_ap09Flux	float	nJy	Flux within 9.0-pixel aperture. Forced on y-band.
y_ap09FluxErr	float	nJy	Flux uncertainty within 9.0-pixel aperture. Forced on y-band.
y_ap09Flux_flag	boolean		Flag set for any failure with the 9.0-pixel aperture flux. Forced on y-band.
y_ap12Flux	float	nJy	Flux within 12.0-pixel aperture. Forced on y-band.
y_ap12FluxErr	float	nJy	Flux uncertainty within 12.0-pixel aperture. Forced on y-band.
y_ap12Flux_flag	boolean		Flag set for any failure with the 12.0-pixel aperture flux. Forced on y-band.
y_ap17Flux	float	nJy	Flux within 17.0-pixel aperture. Forced on y-band.
y_ap17FluxErr	float	nJy	Flux uncertainty within 17.0-pixel aperture. Forced on y-band.
y_ap17Flux_flag	boolean		Flag set for any failure with the 17.0-pixel aperture flux. Forced on y-band.
y_ap25Flux	float	nJy	Flux within 25.0-pixel aperture. Forced on y-band.
y_ap25FluxErr	float	nJy	Flux uncertainty within 25.0-pixel aperture. Forced on y-band.
y_ap25Flux_flag	boolean		Flag set for any failure with the 25.0-pixel aperture flux. Forced on y-band.
y_ap35Flux	float	nJy	Flux within 35.0-pixel aperture. Forced on y-band.
y_ap35FluxErr	float	nJy	Flux uncertainty within 35.0-pixel aperture. Forced on y-band.
y_ap35Flux_flag	boolean		Flag set for any failure with the 35.0-pixel aperture flux. Forced on y-band.
y_ap50Flux	float	nJy	Flux within 50.0-pixel aperture. Forced on y-band.
y_ap50FluxErr	float	nJy	Flux uncertainty within 50.0-pixel aperture. Forced on y-band.
y_ap50Flux_flag	boolean		Flag set for any failure with the 50.0-pixel aperture flux. Forced on y-band.
y_ap70Flux	float	nJy	Flux within 70.0-pixel aperture. Forced on y-band.
y_ap70FluxErr	float	nJy	Flux uncertainty within 70.0-pixel aperture. Forced on y-band.
y_ap70Flux_flag	boolean		Flag set for any failure with the 70.0-pixel aperture flux. Forced on y-band.
y_extendedness	float		Flux-ratio measure of whether an object is point-like (0) or extended (1). Measured on y-band.
y_sizeExtendedness	float		Moments-based measure of whether an object is point-like (0) or extended (1). Measured on y-band.
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.
y_cModelFlux	float	nJy	Flux from the final CModel fit. Forced on y-band.
y_cModelFluxErr	float	nJy	Flux uncertainty from the final CModel fit. Forced on y-band.
y_cModelMag	float	mag	AB magnitude of cModelFlux. Forced on y-band.			1
y_cModelMagErr	float	mag	Uncertainty in magnitudes on cModelFlux. Forced on y-band.			1
y_cModelFlux_inner	float	nJy	Flux within the fit region, with no extrapolation. Forced on y-band.
y_free_cModelFlux	float	nJy	Flux from the final CModel fit. Measured on y-band.
y_free_cModelFluxErr	float	nJy	Flux uncertainty from the final CModel fit. Measured on y-band.
y_free_cModelFlux_inner	float	nJy	Flux within the fit region, with no extrapolation. Measured on y-band.
y_free_cModelFlux_flag	boolean		Flag set if the final CModel fit (or any previous fit) failed. Measured on y-band.
y_hsmShapeRegauss_e1	float		PSF-corrected shear using the Hirata & Seljak (2003) Regaussianization algorithm. Measured on y-band.
y_hsmShapeRegauss_e2	float		PSF-corrected shear using the Hirata & Seljak (2003) Regaussianization algorithm. Measured on y-band.
y_hsmShapeRegauss_sigma	float		PSF-corrected shear using the Hirata & Seljak (2003) Regaussianization algorithm. Measured on y-band.
y_hsmShapeRegauss_flag	boolean		Flag set for any failure with the Regaussianziation shapes. Measured on y-band.
y_hsm_moments_30	float		HSM higher-order moment 30. Measured on y-band.
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.
y_hsm_moments_21	float		HSM higher-order moment 21. Measured on y-band.
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.
y_hsm_moments_12	float		HSM higher-order moment 12. Measured on y-band.
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.
y_hsm_moments_03	float		HSM higher-order moment 03. Measured on y-band.
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.
y_hsm_moments_40	float		HSM higher-order moment 40. Measured on y-band.
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.
y_hsm_moments_31	float		HSM higher-order moment 31. Measured on y-band.
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.
y_hsm_moments_22	float		HSM higher-order moment 22. Measured on y-band.
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.
y_hsm_moments_13	float		HSM higher-order moment 13. Measured on y-band.
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.
y_hsm_moments_04	float		HSM higher-order moment 04. Measured on y-band.
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.
y_hsm_moments_flag	boolean		Flag set for any failure in the HSM higher-order moments. Measured on y-band.
y_hsm_momentsPsf_flag	boolean		Flag set for any failure in the HSM higher-order moment on the PSF model. Measured on y-band.
y_inputCount	int		Number of images contributing at center, not including any clipping. Forced on y-band.
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.
y_deblend_blendedness	float		Blendedness in the deconvolved scarlet space.
y_deblend_fluxOverlap	float		The total flux from neighboring objects that overlaps with this sources footprint in the deconvolved space.
y_deblend_fluxOverlapFraction	float		Fraction of flux from neighbors / source flux in the deconvolved footprint.
y_deblend_zeroFlux	boolean		True when there was no flux attributed to this object after flux redistribution in the deblender.
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).
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).
y_psfModel_TwoGaussian_gauss1_rho	float		Ellipse rho (correlation coefficient) of the first Gaussian component in the two-Gaussian PSF model (y-band).
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).
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).
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).
y_psfModel_TwoGaussian_gauss2_rho	float		Ellipse rho (correlation coefficient) of the second Gaussian component in the two-Gaussian PSF model (y-band).
y_psfModel_TwoGaussian_n_iter	int		Number of iterations in the non-linear fit for the two-Gaussian PSF model (y-band).
y_psfModel_TwoGaussian_chisq_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).
y_psfModel_TwoGaussian_unknown_flag	boolean		Flag set for failures with an unexpected or unknown cause for the two-Gaussian PSF model (y-band).
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).
y_inputCount_flag	boolean		Flag set for any failure in computing the number of inputs. Forced on y-band.
y_inputCount_flag_noInputs	boolean		No coadd inputs were recorded. Forced on y-band.
y_psfFlux_area	float	pixel	Effective area of PSF. Forced on y-band.
y_psfFlux_flag	boolean		General Failure Flag. Forced on y-band.
y_psfFlux_flag_apCorr	boolean		Flag set if unable to aperture-correct the PSF flux. Forced on y-band.
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.
y_psfFlux_flag_noGoodPixels	boolean		Not enough non-rejected pixels in data to attempt the fit. Forced on y-band.
y_cModel_flag	boolean		Flag set if the final CModel fit (or any previous fit) failed. Forced on y-band.
y_cModel_flag_apCorr	boolean		Flag set if unable to aperture-correct the CModel flux. Forced on y-band.
y_gaapFlux_flag	boolean		Flag set for any failure in the GAaP photometry. Forced on y-band.
y_gaapFlux_flag_edge	boolean		Source is too close to the edge. Forced on y-band.
y_gaapFlux_flag_gaussianization	boolean		PSF Gaussianization failed when trying to scale by this factor. Forced on y-band.
y_gaapOptimalFlux_flag_bigPsf	boolean		The Gaussianized PSF is bigger than the aperture. Forced on y-band.
y_gaap0p7Flux_flag_bigPsf	boolean		The Gaussianized PSF is bigger than the aperture. Forced on y-band.
y_gaap1p0Flux_flag_bigPsf	boolean		The Gaussianized PSF is bigger than the aperture. Forced on y-band.
y_gaap1p5Flux_flag_bigPsf	boolean		The Gaussianized PSF is bigger than the aperture. Forced on y-band.
y_gaap2p5Flux_flag_bigPsf	boolean		The Gaussianized PSF is bigger than the aperture. Forced on y-band.
y_gaap3p0Flux_flag_bigPsf	boolean		The Gaussianized PSF is bigger than the aperture. Forced on y-band.
y_blendedness_flag	boolean		Flag set for any failure in the blendedness algorithm. Measured on y-band.
y_pixelFlags_bad	boolean		Deprecated; only set when there is no y-band data.
y_pixelFlags_clipped	boolean		Artifacts were rejected by warp comparison in this object's footprint. Measured on y-band.
y_pixelFlags_clippedCenter	boolean		Artifacts were rejected by warp comparison in this object's center. Measured on y-band.
y_pixelFlags_cr	boolean		A cosmic ray was detected and interpolated in this object's footprint. Measured on y-band.
y_pixelFlags_crCenter	boolean		A cosmic ray was detected and interpolated in this object's center. Measured on y-band.
y_pixelFlags_edge	boolean		Deprecated; only set when there is no y-band data.
y_pixelFlags_inexact_psf	boolean		The PSF model is discontinuous in this object's footprint. Measured on y-band.
y_pixelFlags_inexact_psfCenter	boolean		The PSF model is discontinuosu near this object's center. Measured on y-band.
y_pixelFlags_interpolated	boolean		An interpolated pixel contributed to the coadd in this object's footprint. Measured on y-band.
y_pixelFlags_interpolatedCenter	boolean		An interpolated pixel contributed to the coadd near this object's center. Measured on y-band.
y_pixelFlags_nodata	boolean		No pixel data was available in this band for this object. Measured on y-band.
y_pixelFlags_offimage	boolean		Deprecated; only set when there is no y-band data.
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.
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.
y_pixelFlags_sensor_edge	boolean		A detector boundary passed through this object's footprint. Measured on y-band.
y_pixelFlags_sensor_edgeCenter	boolean		A detector boundary passed close to this object's center. Measured on y-band.
y_pixelFlags_suspect	boolean		Deprecated; only set when there is no y-band data.
y_pixelFlags_suspectCenter	boolean		Deprecated; only set when there is no y-band data.
y_extendedness_flag	boolean		Flag set for any failure in the flux-ratio extendedness. Measured on y-band.
y_sizeExtendedness_flag	boolean		Flag set for any failure in the moments-based extendedness. Measured on y-band.
y_invalidPsfFlag	boolean		This object has an invalid PSF (usually no inputs). Measured on y-band.
y_calib_astrometry_used	boolean		Propagated from sources. Measured on y-band.
y_calib_photometry_reserved	boolean		Propagated from sources. Measured on y-band.
y_calib_photometry_used	boolean		Propagated from sources. Measured on y-band.
y_calib_psf_candidate	boolean		Propagated from sources. Measured on y-band.
y_calib_psf_reserved	boolean		Propagated from sources. Measured on y-band.
y_calib_psf_used	boolean		Propagated from sources. Measured on y-band.
y_apFlux_flag	boolean		Duplicate of y_ap12Flux_flag.
y_apFlux_flag_apertureTruncated	boolean		Duplicate of y_ap12Flux_flag_apertureTruncated.
y_apFlux_flag_sincCoeffsTruncated	boolean		Duplicate of y_ap12Flux_flag_sincCoeffsTruncated. Measured on y-band.
y_calibFlux_flag	boolean		Duplicate of y_ap12Flux_flag.
y_calibFlux_flag_apertureTruncated	boolean		Duplicate of y_ap12Flux_flag_apertureTruncated.
y_calibFlux_flag_sincCoeffsTruncated	boolean		Duplicate of y_ap12Flux_flag_sincCoeffsTruncated. Measured on y-band.
y_centroid_flag	boolean		Flag set for any failure in the centroid algorithm. Measured on y-band.
y_centroid_x	double	pixel	Centroid from the SDSS centroid algorithm. Measured on y-band.
y_centroid_xErr	float	pixel	1-sigma uncertainty on x position. Measured on y-band.
y_centroid_y	double	pixel	Centroid from the SDSS centroid algorithm. Measured on y-band.
y_centroid_yErr	float	pixel	1-sigma uncertainty on y position. Measured on y-band.
y_kronFlux_flag	boolean		Flag set for any failure in the Kron photometry. Measured on y-band.
y_kronFlux_flag_bad_radius	boolean		Bad Kron radius. Measured on y-band.
y_kronFlux_flag_bad_shape	boolean		Shape for measuring Kron radius is bad; used PSF shape. Measured on y-band.
y_kronFlux_flag_bad_shape_no_psf	boolean		Bad shape and no PSF. Measured on y-band.
y_kronFlux_flag_edge	boolean		Bad measurement due to image edge. Measured on y-band.
y_kronFlux_flag_no_fallback_radius	boolean		No minimum radius and no PSF provided. Measured on y-band.
y_kronFlux_flag_no_minimum_radius	boolean		Minimum radius could not enforced, no minimum value or PSF. Measured on y-band.
y_kronFlux_flag_small_radius	boolean		Measured Kron radius was smaller than that of the PSF. Measured on y-band.
y_kronFlux_flag_used_minimum_radius	boolean		Used the minimum radius for the Kron radius. Measured on y-band.
y_kronFlux_flag_used_psf_radius	boolean		Kron radius fell back to being derived from the PSF radius. Measured on y-band.
g_epoch	double	d	Mean epoch of the object in the g-band coadd in MJD TAI
i_epoch	double	d	Mean epoch of the object in the i-band coadd in MJD TAI
r_epoch	double	d	Mean epoch of the object in the r-band coadd in MJD TAI
u_epoch	double	d	Mean epoch of the object in the u-band coadd in MJD TAI
y_epoch	double	d	Mean epoch of the object in the y-band coadd in MJD TAI
z_epoch	double	d	Mean epoch of the object in the z-band coadd in MJD TAI
parentObjectId	long		Unique ID of parent source. Reference band.			1
coord_ra	double	deg	Fiducial ICRS Right Ascension of centroid used for database indexing	pos.eq.ra;meta.main		1
coord_dec	double	deg	Fiducial ICRS Declination of centroid used for database indexing	pos.eq.dec;meta.main		1
coord_raErr	float	deg	Error in fiducial ICRS Right Ascension of centroid	stat.error;pos.eq.ra;meta.main
coord_decErr	float	deg	Error in fiducial ICRS Declination of centroid	stat.error;pos.eq.dec;meta.main
coord_ra_dec_Cov	float	deg**2	Covariance between fiducial ICRS Right Ascension and Declination of centroid	stat.covariance;pos.eq.ra;pos.eq.dec;meta.main
refBand	char		Reference band - parameters measured on coadds of this band were used for multi-band forced photometry			1
refExtendedness	float		Flux-ratio measure of whether an object is point-like (0) or extended (1). Reference band.			1
refSizeExtendedness	float		Moments-based measure of whether an object is point-like (0) or extended (1). Reference band.			1
x	double	pixel	Centroid from the SDSS centroid algorithm. Reference band.
y	double	pixel	Centroid from the SDSS centroid algorithm. Reference band.
xErr	float	pixel	1-sigma uncertainty on x position. Reference band.
yErr	float	pixel	1-sigma uncertainty on y position. Reference band.
xy_flag	boolean		General Failure Flag. Reference band.
footprintArea	int	pixel	Number of pixels in the sources detection footprint. Reference band.
ebv	float	mag	E(B-V) at coord_ra/coord_dec per Schlegel, Finkbeiner & Davis (1998)
shape_xx	float	pixel**2	Gaussian-weighted adaptive moments. Reference band.			1
shape_yy	float	pixel**2	Gaussian-weighted adaptive moments. Reference band.			1
shape_xy	float	pixel**2	Gaussian-weighted adaptive moments. Reference band.			1
detect_isIsolated	boolean		This source is not a part of a blend.			1
detect_fromBlend	boolean		This source is deblended from a parent with more than one child.			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
deblend_nChild	int		Number of children this object has (defaults to 0)			1
deblend_nPeaks	int		Number of peaks this parent footprint has (even if the deblender failed or skipped this blend)
deblend_failed	boolean		Deblender failed to deblend this source
deblend_skipped	boolean		Deblender skipped this source
deblend_isolatedParent	boolean		Deblender skipped this footprint because there was only a single peak
deblend_parentTooBig	boolean		Deblender skipped this source because the parent footprint was too large.
deblend_tooManyPeaks	boolean		Deblender skipped this source because there were too many peaks in the Footprint.
deblend_masked	boolean		Deblender skipped this source because there were too many masked pixels.
deblend_incompleteData	boolean		One or more bands were not deblended due to an inability to model the PSF.
deblend_iterations	int		Number of iterations during deblending
deblend_peak_center_x	int	pixel	x-coordinate of the peak after source detection
deblend_peak_center_y	int	pixel	y-coordinate of the peak after source detection
deblend_logL	float		Log likelihood of the entire blend in scarlet_lite.
shape_flag	boolean		General failure flag, set if anything went wrong. Reference band.
sersic_x	double	pixel	Centroid (tract, x-axis) from the multiband Sersic model fit.
sersic_y	double	pixel	Centroid (tract, y-axis) from the multiband Sersic model fit.
sersic_ra	double	deg	Centroid (right ascension) from the multiband Sersic model fit.
sersic_dec	double	deg	Centroid (declination) from the multiband Sersic model fit.
sersic_reff_x	float	pixel	Effective radius (x-axis) from the multiband Sersic model fit, prior to convolution with the adjusted (see config) PSF value.
sersic_reff_y	float	pixel	Effective radius (y-axis) from the multiband Sersic model fit, prior to convolution with the adjusted (see config) PSF value.
sersic_rho	float		Ellipse rho (correlation coefficient) from the multiband Sersic model fit.
g_sersicFlux	float	nJy	g-band flux from the multiband Sersic model fit.
i_sersicFlux	float	nJy	i-band flux from the multiband Sersic model fit.
r_sersicFlux	float	nJy	r-band flux from the multiband Sersic model fit.
u_sersicFlux	float	nJy	u-band flux from the multiband Sersic model fit.
y_sersicFlux	float	nJy	y-band flux from the multiband Sersic model fit.
z_sersicFlux	float	nJy	z-band flux from the multiband Sersic model fit.
sersic_index	float		Sersic profile index parameter from the multiband Sersic model fit.
sersic_xErr	float	pixel	Error on the centroid (tract, x-axis) from the multiband Sersic model fit.
sersic_yErr	float	pixel	Error on the centroid (tract, y-axis) from the multiband Sersic model fit.
sersic_raErr	float	deg	Error on the centroid (right ascension) from the multiband Sersic model fit.
sersic_decErr	float	deg	Error on the centroid (declination) from the multiband Sersic model fit.
sersic_reff_xErr	float	pixel	Error on the effective radius (x-axis) from the multiband Sersic model fit.
sersic_reff_yErr	float	pixel	Error on the effective radius (y-axis) from the multiband Sersic model fit.
sersic_rhoErr	float		Error on ellipse rho (correlation coefficient) from the multiband Sersic model fit.
g_sersicFluxErr	float	nJy	Error on the g-band flux from the multiband Sersic model fit.
i_sersicFluxErr	float	nJy	Error on the i-band flux from the multiband Sersic model fit.
r_sersicFluxErr	float	nJy	Error on the r-band flux from the multiband Sersic model fit.
u_sersicFluxErr	float	nJy	Error on the u-band flux from the multiband Sersic model fit.
y_sersicFluxErr	float	nJy	Error on the y-band flux from the multiband Sersic model fit.
z_sersicFluxErr	float	nJy	Error on the z-band flux from the multiband Sersic model fit.
sersic_indexErr	float		Error on the Sersic profile index parameter from the multiband Sersic model fit.
sersic_n_eval_jac	int		Number of Jacobian evaluations for the multiband Sersic model fit.
sersic_n_iter	int		Number of iterations in the non-linear fit for the multiband Sersic model.
sersic_chisq_reduced	float		Reduced chi-squared of the best-fit model parameters (chi divided the number of data points) for the multiband Sersic model.
sersic_unknown_flag	boolean		Flag set for failures with an unexpected or unknown cause for the multiband Sersic model.
sersic_no_data_flag	boolean		Flag set when there is insufficient data to fit for the multiband Sersic model.
objectId	long		Unique id. Unique ObjectID	meta.id;src		1

---

Source

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

Column Name	Data Type	Unit	Description	UCD	Index	Principal
coord_ra	double	deg	Fiducial ICRS Right Ascension of centroid used for database indexing	pos.eq.ra;meta.main
coord_dec	double	deg	Fiducial ICRS Declination of centroid used for database indexing	pos.eq.dec;meta.main
parentSourceId	long		Unique ID of parent source
x	double	pixel	Centroid from Sdss Centroid algorithm
y	double	pixel	Centroid from Sdss Centroid algorithm
xErr	float	pixel	1-sigma uncertainty on x position
yErr	float	pixel	1-sigma uncertainty on y position
ra	double	deg	Position in right ascension.	pos.eq.ra
dec	double	deg	Position in declination.	pos.eq.dec
raErr	float	deg	Error in right ascension.	stat.error;pos.eq.ra
decErr	float	deg	Error in declination.	stat.error;pos.eq.dec
ra_dec_Cov	float	deg**2	Covariance between right ascension and declination.	stat.covariance;pos.eq.ra;pos.eq.dec
calibFlux	double	nJy	Flux within 12.0-pixel aperture
calibFluxErr	double	nJy	Flux uncertainty within 12.0-pixel aperture
ap03Flux	double	nJy	Flux within 3.0-pixel aperture
ap03FluxErr	double	nJy	Flux uncertainty within 3.0-pixel aperture
ap03Flux_flag	boolean		General Failure Flag
ap06Flux	double	nJy	Flux within 6.0-pixel aperture
ap06FluxErr	double	nJy	Flux uncertainty within 6.0-pixel aperture
ap06Flux_flag	boolean		General Failure Flag
ap09Flux	double	nJy	Flux within 9.0-pixel aperture
ap09FluxErr	double	nJy	Flux uncertainty within 9.0-pixel aperture
ap09Flux_flag	boolean		General Failure Flag
ap12Flux	double	nJy	Flux within 12.0-pixel aperture
ap12FluxErr	double	nJy	Flux uncertainty within 12.0-pixel aperture
ap12Flux_flag	boolean		General Failure Flag
ap17Flux	double	nJy	Flux within 17.0-pixel aperture
ap17FluxErr	double	nJy	Flux uncertainty within 17.0-pixel aperture
ap17Flux_flag	boolean		General Failure Flag
ap25Flux	double	nJy	Flux within 25.0-pixel aperture
ap25FluxErr	double	nJy	Flux uncertainty within 25.0-pixel aperture
ap25Flux_flag	boolean		General Failure Flag
ap35Flux	double	nJy	Flux within 35.0-pixel aperture
ap35FluxErr	double	nJy	Flux uncertainty within 35.0-pixel aperture
ap35Flux_flag	boolean		General Failure Flag
ap50Flux	double	nJy	Flux within 50.0-pixel aperture
ap50FluxErr	double	nJy	Flux uncertainty within 50.0-pixel aperture
ap50Flux_flag	boolean		General Failure Flag
ap70Flux	double	nJy	Flux within 70.0-pixel aperture
ap70FluxErr	double	nJy	Flux uncertainty within 70.0-pixel aperture
ap70Flux_flag	boolean		General Failure Flag
sky	double	nJy	Background in annulus around source
skyErr	double	nJy	Background in annulus around source
psfFlux	double	nJy	Flux derived from linear least-squares fit of psf model forced on the calexp
psfFluxErr	double	nJy	Uncertainty on the flux derived from linear least-squares fit of psf model forced on the calexp
ixx	double	pixel**2	HSM moments
iyy	double	pixel**2	HSM moments
ixy	double	pixel**2	HSM moments
ixxPSF	double	pixel**2	HSM moments
iyyPSF	double	pixel**2	HSM moments
ixyPSF	double	pixel**2	HSM moments
ixxDebiasedPSF	double	pixel**2	HSM moments
iyyDebiasedPSF	double	pixel**2	HSM moments
ixyDebiasedPSF	double	pixel**2	HSM moments
gaussianFlux	double	nJy	Flux from Gaussian Flux algorithm
gaussianFluxErr	double	nJy	Flux uncertainty from Gaussian Flux algorithm
extendedness	double		Flux-ratio measure of whether an object is point-like (0) or extended (1).
sizeExtendedness	double		Moments-based measure of a source to be a galaxy.
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.
blendedness_flag	boolean		General Failure Flag
blendedness_flag_noCentroid	boolean		Object has no centroid
blendedness_flag_noShape	boolean		Object has no shape
apFlux_12_0_flag	boolean		General Failure Flag
apFlux_12_0_flag_apertureTruncated	boolean		Aperture did not fit within measurement image
apFlux_12_0_flag_sincCoeffsTruncated	boolean		Full sinc coefficient image did not fit within measurement image
apFlux_12_0_instFlux	double	count	Flux within 12.0-pixel aperture
apFlux_12_0_instFluxErr	double	count	1-sigma flux uncertainty
apFlux_17_0_flag	boolean		General Failure Flag
apFlux_17_0_instFlux	double	count	Flux within 17.0-pixel aperture
apFlux_17_0_instFluxErr	double	count	1-sigma flux uncertainty
apFlux_35_0_flag	boolean		General Failure Flag
apFlux_35_0_instFlux	double	count	Flux within 35.0-pixel aperture
apFlux_35_0_instFluxErr	double	count	1-sigma flux uncertainty
apFlux_50_0_flag	boolean		General Failure Flag
apFlux_50_0_instFlux	double	count	Flux within 50.0-pixel aperture
apFlux_50_0_instFluxErr	double	count	1-sigma flux uncertainty
normCompTophatFlux_flag	boolean		General failure flag for normCompTophatFlux.
normCompTophatFlux_instFlux	double	count	Normalized compensated tophat flux for calibration
normCompTophatFlux_instFluxErr	double	count	1-sigma flux uncertainty on normCompTophatFlux_instFlux
extendedness_flag	boolean		Set to 1 for any fatal failure.
sizeExtendedness_flag	boolean		Set to 1 for any fatal failure.
footprintArea_value	int	pixel	Number of pixels in the sources detection footprint.
invalidPsfFlag	boolean		Source has an invalid psf.
jacobian_flag	boolean		Set to 1 for any fatal failure
jacobian_value	double		Jacobian correction
localBackground_instFlux	double	count	Background in annulus around source
localBackground_instFluxErr	double	count	1-sigma flux uncertainty
localBackground_flag	boolean		General Failure Flag
localBackground_flag_noGoodPixels	boolean		No good pixels in the annulus
localBackground_flag_noPsf	boolean		No PSF provided
pixelFlags_bad	boolean		Bad pixel in the Source footprint
pixelFlags_cr	boolean		Cosmic ray in the Source footprint
pixelFlags_crCenter	boolean		Cosmic ray in the Source center
pixelFlags_edge	boolean		Source is on the edge of an exposure region (masked EDGE)
pixelFlags_interpolated	boolean		Interpolated pixel in the Source footprint
pixelFlags_interpolatedCenter	boolean		Interpolated pixel in the Source center
pixelFlags_nodata	boolean		Source is outside usable exposure region (masked NO_DATA)
pixelFlags_offimage	boolean		Source center is off image
pixelFlags_saturated	boolean		Saturated pixel in the Source footprint
pixelFlags_saturatedCenter	boolean		Saturated pixel in the Source center
pixelFlags_suspect	boolean		Sources footprint includes suspect pixels
pixelFlags_suspectCenter	boolean		Sources center is close to suspect pixels
psfFlux_apCorr	double		Aperture correction applied to base_PsfFlux
psfFlux_apCorrErr	double		Standard deviation of aperture correction applied to base_PsfFlux
psfFlux_area	float	pixel	Effective area of PSF
psfFlux_flag	boolean		Failure to derive linear least-squares fit of psf model forced on the calexp
psfFlux_flag_apCorr	boolean		Set if unable to aperture correct base_PsfFlux
psfFlux_flag_edge	boolean		Object was too close to the edge of the image to use the full PSF model
psfFlux_flag_noGoodPixels	boolean		Not enough non-rejected pixels in data to attempt the fit
gaussianFlux_flag	boolean		General Failure Flag
centroid_flag	boolean		General Failure Flag
centroid_flag_almostNoSecondDerivative	boolean		Almost vanishing second derivative
centroid_flag_badError	boolean		Error on x and/or y position is NaN
centroid_flag_edge	boolean		Object too close to edge
centroid_flag_noSecondDerivative	boolean		Vanishing second derivative
centroid_flag_notAtMaximum	boolean		Object is not at a maximum
centroid_flag_resetToPeak	boolean		Set if CentroidChecker reset the centroid
variance_flag	boolean		Set for any fatal failure
variance_flag_emptyFootprint	boolean		Set to True when the footprint has no usable pixels
variance_value	double		Variance at object position
calib_astrometry_used	boolean		Set if source was used in astrometric calibration
calib_photometry_reserved	boolean		Set if source was reserved from photometric calibration
calib_photometry_used	boolean		Set if source was used in photometric calibration
calib_psf_candidate	boolean		Flag set if the source was a candidate for PSF determination, as determined by the star selector.
calib_psf_reserved	boolean		Set if source was reserved from PSF determination
calib_psf_used	boolean		Flag set if the source was actually used for PSF determination, as determined by the
deblend_deblendedAsPsf	boolean		Deblender thought this source looked like a PSF
deblend_hasStrayFlux	boolean		This source was assigned some stray flux
deblend_masked	boolean		Parent footprint was predominantly masked
deblend_nChild	int		Number of children this object has (defaults to 0)
deblend_parentTooBig	boolean		Parent footprint covered too many pixels
deblend_patchedTemplate	boolean		This source was near an image edge and the deblender used patched edge-handling.
deblend_rampedTemplate	boolean		This source was near an image edge and the deblender used ramp edge-handling.
deblend_skipped	boolean		Deblender skipped this source
deblend_tooManyPeaks	boolean		Source had too many peaks; only the brightest were included
hsmPsfMoments_flag	boolean		General failure flag, set if anything went wrong
hsmPsfMoments_flag_no_pixels	boolean		No pixels to measure
hsmPsfMoments_flag_not_contained	boolean		Center not contained in footprint bounding box
hsmPsfMoments_flag_parent_source	boolean		Parent source, ignored
iDebiasedPSF_flag	boolean		General failure flag, set if anything went wrong
iDebiasedPSF_flag_no_pixels	boolean		No pixels to measure
iDebiasedPSF_flag_not_contained	boolean		Center not contained in footprint bounding box
iDebiasedPSF_flag_parent_source	boolean		Parent source, ignored
iDebiasedPSF_flag_galsim	boolean		GalSim failure
iDebiasedPSF_flag_edge	boolean		Variance undefined outside image edge
hsmShapeRegauss_flag	boolean		General failure flag, set if anything went wrong
hsmShapeRegauss_flag_galsim	boolean		GalSim failure
hsmShapeRegauss_flag_no_pixels	boolean		No pixels to measure
hsmShapeRegauss_flag_not_contained	boolean		Center not contained in footprint bounding box
hsmShapeRegauss_flag_parent_source	boolean		Parent source, ignored
sky_source	boolean		Sky objects.
visit	long		Id of the visit where this source was measured.	meta.id;obs.image
detector	long		Id of the detector where this source was measured. Datatype short instead of byte because of DB concerns about unsigned bytes.	meta.id;obs.image
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
physical_filter	char		ID of physical filter, the filter associated with a particular instrument.
sourceId	long		Unique id. Unique Source ID. Primary Key.	meta.id;src

---

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.

Column Name	Data Type	Unit	Description	UCD	Index	Principal
objectId	long		Unique Object ID. Primary Key of the Object Table
parentObjectId	long		Unique ObjectId of the parent of the ObjectId in context of the deblender.
coord_ra	double	deg	Fiducial ICRS Right Ascension of centroid used for database indexing	pos.eq.ra;meta.main
coord_dec	double	deg	Fiducial ICRS Declination of centroid used for database indexing	pos.eq.dec;meta.main
visit	long		Id of the visit where this source was measured.	meta.id;obs.image
detector	long		Id of the detector where this source was measured. Datatype short instead of byte because of DB concerns about unsigned bytes.	meta.id;obs.image
band	char		Abstract filter that is not associated with a particular instrument
psfFlux	float	nJy	Flux derived from linear least-squares fit of psf model forced on the calexp
psfFluxErr	float	nJy	Uncertainty on the flux derived from linear least-squares fit of psf model forced on the calexp
psfFlux_flag	boolean		Failure to derive linear least-squares fit of psf model forced on the calexp
psfDiffFlux	float	nJy	Flux derived from linear least-squares fit of psf model forced on the image difference
psfDiffFluxErr	float	nJy	Uncertainty on the flux derived from linear least-squares fit of psf model forced on the image difference
psfDiffFlux_flag	boolean		Failure to derive linear least-squares fit of psf model forced on the image difference
diff_PixelFlags_nodataCenter	boolean		Source center is outside usable region on image difference (masked NO_DATA)
pixelFlags_bad	boolean		Bad pixel in the Source footprint
pixelFlags_cr	boolean		Cosmic ray in the Source footprint
pixelFlags_crCenter	boolean		Cosmic ray in the Source center
pixelFlags_edge	boolean		Source is on the edge of an exposure region (masked EDGE)
pixelFlags_interpolated	boolean		Interpolated pixel in the Source footprint
pixelFlags_interpolatedCenter	boolean		Interpolated pixel in the Source center
pixelFlags_nodata	boolean		Source is outside usable exposure region (masked NO_DATA)
pixelFlags_saturated	boolean		Saturated pixel in the Source footprint
pixelFlags_saturatedCenter	boolean		Saturated pixel in the Source center
pixelFlags_suspect	boolean		Sources footprint includes suspect pixels
pixelFlags_suspectCenter	boolean		Sources center is close to suspect pixels
invalidPsfFlag	boolean		Source has an invalid PSF.
tract	long		Skymap tract ID
patch	long		Skymap patch ID

---

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.

Column Name	Data Type	Unit	Description	UCD	Index	Principal
ra	double	deg	Right Ascension coordinate of the position of the diaObject at time radecMjdTai.	pos.eq.ra;meta.main
dec	double	deg	Declination coordinate of the position of the diaObject at time radecMjdTai.	pos.eq.dec;meta.main
nDiaSources	long		Number of diaSources associated with this diaObject.
radecMjdTai	double		Time at which the object was at a position ra/dec, expressed as Modified Julian Date, International Atomic Time.
g_psfFluxLinearSlope	double		Slope of a linear model fit to diaSource PSF flux vs time
g_psfFluxLinearIntercept	double		y-intercept of a linear model fit to diaSource PSF flux vs time
g_psfFluxMAD	float		Median absolute deviation of diaSource PSF flux. Does not include scale factor for comparison to sigma
g_psfFluxMaxSlope	double		Maximum ratio of time ordered deltaFlux / deltaTime
g_psfFluxErrMean	float		Mean of the diaSource PSF flux errors
g_psfFluxMean	double		Weighted mean of diaSource PSF flux
g_psfFluxMeanErr	double		Standard error on the weighted mean of diaSource PSF flux
g_psfFluxNdata	double		The number of data points used to compute g_psfFluxChi2
g_scienceFluxMean	double		Weighted mean of the PSF flux forced photometered at the diaSource position on the calibrated image
g_scienceFluxMeanErr	double		Standard error on g_scienceFluxMean
g_psfFluxMin	double		Minimum diaSource PSF flux
g_psfFluxMax	double		Maximum diaSource PSF flux
g_psfFluxPercentile05	double		5th percentile diaSource PSF flux
g_psfFluxPercentile25	double		10th percentile diaSource PSF flux
g_psfFluxPercentile50	double		Median diaSource PSF flux
g_psfFluxPercentile75	double		75th percentile diaSource PSF flux
g_psfFluxPercentile95	double		95th percentile diaSource PSF flux
g_psfFluxSigma	double		Standard deviation of the distribution of g_psfFlux
g_scienceFluxSigma	double		Standard deviation of the PSF flux forced photometered at the diaSource position on the calibrated image
g_psfFluxSkew	float		Skew of diaSource PSF flux
g_psfFluxChi2	float		Chi^2 statistic for the scatter of g_psfFlux around g_psfFluxMean
g_psfFluxStetsonJ	double		StetsonJ statistic of diaSource PSF flux
r_psfFluxLinearSlope	double		Slope of a linear model fit to diaSource PSF flux vs time
r_psfFluxLinearIntercept	double		y-intercept of a linear model fit to diaSource PSF flux vs time
r_psfFluxMAD	float		Median absolute deviation of diaSource PSF flux. Does not include scale factor for comparison to sigma
r_psfFluxMaxSlope	double		Maximum ratio of time ordered deltaFlux / deltaTime
r_psfFluxErrMean	float		Mean of the diaSource PSF flux errors
r_psfFluxMean	double		Weighted mean of diaSource PSF flux
r_psfFluxMeanErr	double		Standard error on the weighted mean of diaSource PSF flux
r_psfFluxNdata	double		The number of data points used to compute r_psfFluxChi2
r_scienceFluxMean	double		Weighted mean of the PSF flux forced photometered at the diaSource position on the calibrated image
r_scienceFluxMeanErr	double		Standard error on r_scienceFluxMean
r_psfFluxMin	double		Minimum diaSource PSF flux
r_psfFluxMax	double		Maximum diaSource PSF flux
r_psfFluxPercentile05	double		5th percentile diaSource PSF flux
r_psfFluxPercentile25	double		10th percentile diaSource PSF flux
r_psfFluxPercentile50	double		Median diaSource PSF flux
r_psfFluxPercentile75	double		75th percentile diaSource PSF flux
r_psfFluxPercentile95	double		95th percentile diaSource PSF flux
r_psfFluxSigma	double		Standard deviation of the distribution of r_psfFlux
r_scienceFluxSigma	double		Standard deviation of the PSF flux forced photometered at the diaSource position on the calibrated image
r_psfFluxSkew	float		Skew of diaSource PSF flux
r_psfFluxChi2	float		Chi^2 statistic for the scatter of r_psfFlux around r_psfFluxMean
r_psfFluxStetsonJ	double		StetsonJ statistic of diaSource PSF flux
u_psfFluxLinearSlope	double		Slope of a linear model fit to diaSource PSF flux vs time
u_psfFluxLinearIntercept	double		y-intercept of a linear model fit to diaSource PSF flux vs time
u_psfFluxMAD	float		Median absolute deviation of diaSource PSF flux. Does not include scale factor for comparison to sigma
u_psfFluxMaxSlope	double		Maximum ratio of time ordered deltaFlux / deltaTime
u_psfFluxErrMean	float		Mean of the diaSource PSF flux errors
u_psfFluxMean	double		Weighted mean of diaSource PSF flux
u_psfFluxMeanErr	double		Standard error on the weighted mean of diaSource PSF flux
u_psfFluxNdata	double		The number of data points used to compute u_psfFluxChi2
u_scienceFluxMean	double		Weighted mean of the PSF flux forced photometered at the diaSource position on the calibrated image
u_scienceFluxMeanErr	double		Standard error on u_scienceFluxMean
u_psfFluxMin	double		Minimum diaSource PSF flux
u_psfFluxMax	double		Maximum diaSource PSF flux
u_psfFluxPercentile05	double		5th percentile diaSource PSF flux
u_psfFluxPercentile25	double		10th percentile diaSource PSF flux
u_psfFluxPercentile50	double		Median diaSource PSF flux
u_psfFluxPercentile75	double		75th percentile diaSource PSF flux
u_psfFluxPercentile95	double		95th percentile diaSource PSF flux
u_psfFluxSigma	double		Standard deviation of the distribution of u_psfFlux
u_scienceFluxSigma	double		Standard deviation of the PSF flux forced photometered at the diaSource position on the calibrated image
u_psfFluxSkew	float		Skew of diaSource PSF flux
u_psfFluxChi2	float		Chi^2 statistic for the scatter of u_psfFlux around u_psfFluxMean
u_psfFluxStetsonJ	double		StetsonJ statistic of diaSource PSF flux
i_psfFluxLinearSlope	double		Slope of a linear model fit to diaSource PSF flux vs time
i_psfFluxLinearIntercept	double		y-intercept of a linear model fit to diaSource PSF flux vs time
i_psfFluxMAD	float		Median absolute deviation of diaSource PSF flux. Does not include scale factor for comparison to sigma
i_psfFluxMaxSlope	double		Maximum ratio of time ordered deltaFlux / deltaTime
i_psfFluxErrMean	float		Mean of the diaSource PSF flux errors
i_psfFluxMean	double		Weighted mean of diaSource PSF flux
i_psfFluxMeanErr	double		Standard error on the weighted mean of diaSource PSF flux
i_psfFluxNdata	double		The number of data points used to compute i_psfFluxChi2
i_scienceFluxMean	double		Weighted mean of the PSF flux forced photometered at the diaSource position on the calibrated image
i_scienceFluxMeanErr	double		Standard error on i_scienceFluxMean
i_psfFluxMin	double		Minimum diaSource PSF flux
i_psfFluxMax	double		Maximum diaSource PSF flux
i_psfFluxPercentile05	double		5th percentile diaSource PSF flux
i_psfFluxPercentile25	double		10th percentile diaSource PSF flux
i_psfFluxPercentile50	double		Median diaSource PSF flux
i_psfFluxPercentile75	double		75th percentile diaSource PSF flux
i_psfFluxPercentile95	double		95th percentile diaSource PSF flux
i_psfFluxSigma	double		Standard deviation of the distribution of i_psfFlux
i_scienceFluxSigma	double		Standard deviation of the PSF flux forced photometered at the diaSource position on the calibrated image
i_psfFluxSkew	float		Skew of diaSource PSF flux
i_psfFluxChi2	float		Chi^2 statistic for the scatter of i_psfFlux around i_psfFluxMean
i_psfFluxStetsonJ	double		StetsonJ statistic of diaSource PSF flux
z_psfFluxLinearSlope	double		Slope of a linear model fit to diaSource PSF flux vs time
z_psfFluxLinearIntercept	double		y-intercept of a linear model fit to diaSource PSF flux vs time
z_psfFluxMAD	float		Median absolute deviation of diaSource PSF flux. Does not include scale factor for comparison to sigma
z_psfFluxMaxSlope	double		Maximum ratio of time ordered deltaFlux / deltaTime
z_psfFluxErrMean	float		Mean of the diaSource PSF flux errors
z_psfFluxMean	double		Weighted mean of diaSource PSF flux
z_psfFluxMeanErr	double		Standard error on the weighted mean of diaSource PSF flux
z_psfFluxNdata	double		The number of data points used to compute z_psfFluxChi2
z_scienceFluxMean	double		Weighted mean of the PSF flux forced photometered at the diaSource position on the calibrated image
z_scienceFluxMeanErr	double		Standard error on z_scienceFluxMean
z_psfFluxMin	double		Minimum diaSource PSF flux
z_psfFluxMax	double		Maximum diaSource PSF flux
z_psfFluxPercentile05	double		5th percentile diaSource PSF flux
z_psfFluxPercentile25	double		10th percentile diaSource PSF flux
z_psfFluxPercentile50	double		Median diaSource PSF flux
z_psfFluxPercentile75	double		75th percentile diaSource PSF flux
z_psfFluxPercentile95	double		95th percentile diaSource PSF flux
z_psfFluxSigma	double		Standard deviation of the distribution of z_psfFlux
z_scienceFluxSigma	double		Standard deviation of the PSF flux forced photometered at the diaSource position on the calibrated image
z_psfFluxSkew	float		Skew of diaSource PSF flux
z_psfFluxChi2	float		Chi^2 statistic for the scatter of z_psfFlux around z_psfFluxMean
z_psfFluxStetsonJ	double		StetsonJ statistic of diaSource PSF flux
y_psfFluxLinearSlope	double		Slope of a linear model fit to diaSource PSF flux vs time
y_psfFluxLinearIntercept	double		y-intercept of a linear model fit to diaSource PSF flux vs time
y_psfFluxMAD	float		Median absolute deviation of diaSource PSF flux. Does not include scale factor for comparison to sigma
y_psfFluxMaxSlope	double		Maximum ratio of time ordered deltaFlux / deltaTime
y_psfFluxErrMean	float		Mean of the diaSource PSF flux errors
y_psfFluxMean	double		Weighted mean of diaSource PSF flux
y_psfFluxMeanErr	double		Standard error on the weighted mean of diaSource PSF flux
y_psfFluxNdata	double		The number of data points used to compute y_psfFluxChi2
y_scienceFluxMean	double		Weighted mean of the PSF flux forced photometered at the diaSource position on the calibrated image
y_scienceFluxMeanErr	double		Standard error on y_scienceFluxMean
y_psfFluxMin	double		Minimum diaSource PSF flux
y_psfFluxMax	double		Maximum diaSource PSF flux
y_psfFluxPercentile05	double		5th percentile diaSource PSF flux
y_psfFluxPercentile25	double		10th percentile diaSource PSF flux
y_psfFluxPercentile50	double		Median diaSource PSF flux
y_psfFluxPercentile75	double		75th percentile diaSource PSF flux
y_psfFluxPercentile95	double		95th percentile diaSource PSF flux
y_psfFluxSigma	double		Standard deviation of the distribution of y_psfFlux
y_scienceFluxSigma	double		Standard deviation of the PSF flux forced photometered at the diaSource position on the calibrated image
y_psfFluxSkew	float		Skew of diaSource PSF flux
y_psfFluxChi2	float		Chi^2 statistic for the scatter of y_psfFlux around y_psfFluxMean
y_psfFluxStetsonJ	double		StetsonJ statistic of diaSource PSF flux
diaObjectId	long		Unique identifier of this DiaObject.

---

DiaSource

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

Column Name	Data Type	Unit	Description	UCD	Index	Principal
visit	long		Id of the visit where this diaSource was measured.	meta.id;obs.image
detector	long		Id of the detector where this diaSource was measured. Datatype short instead of byte because of DB concerns about unsigned bytes.	meta.id;obs.image
band	char		Band used to take this observation.
diaObjectId	long		Id of the DiaObject that this DiaSource was associated with.
ssObjectId	long		Id of the ssObject this source was associated with, if any. If not, it is set to 0
parentDiaSourceId	long		Unique ID of parent source.
midpointMjdTai	double		Effective mid-exposure time for this diaSource, expressed as Modified Julian Date, International Atomic Time.
bboxSize	long		Bounding box of diaSource footprint.
time_processed	timestamp		Time when the image was processed and this DiaSource record was generated.
ra	double	deg	Position in right ascension.	pos.eq.ra
dec	double	deg	Position in declination.	pos.eq.dec
raErr	float	deg	Error in right ascension.	stat.error;pos.eq.ra
decErr	float	deg	Error in declination.	stat.error;pos.eq.dec
ra_dec_Cov	float	deg**2	Covariance between right ascension and declination.	stat.covariance;pos.eq.ra;pos.eq.dec
x	double	pixel	Unweighted first moment centroid, overall centroid
y	double	pixel	Unweighted first moment centroid, overall centroid
xErr	float	pixel	1-sigma uncertainty on x position
yErr	float	pixel	1-sigma uncertainty on y position
apFlux	float	nJy	Flux in a 12 pixel radius aperture on the difference image.
apFluxErr	float	nJy	Estimated uncertainty of apFlux.
snr	double		Ratio of apFlux/apFluxErr
psfFlux	float	nJy	Flux derived from linear least-squares fit of PSF model.
psfFluxErr	float	nJy	Flux uncertainty derived from linear least-squares fit of PSF model.
psfChi2	float		Chi^2 statistic of the point source model fit.
psfNdata	int	pixel	Number of pixels that were included in the PSF fit.
trailFlux	float	nJy	Trailed source flux.
trailRa	double	deg	Trail centroid right ascension.	pos.eq.ra
trailDec	double	deg	Trail centroid declination.	pos.eq.dec
trailLength	double	pixel	Trail length.
trailAngle	double		Angle measured from +x-axis.
dipoleMeanFlux	double	count	Raw flux counts, positive lobe.
dipoleMeanFluxErr	double	count	Raw flux uncertainty counts, positive lobe.
dipoleFluxDiff	double	nJy	Raw flux counts, positive lobe.
dipoleFluxDiffErr	double	nJy	Raw flux uncertainty counts, positive lobe.
dipoleLength	double	pixel	Pixel separation between positive and negative lobes of dipole.
dipoleAngle	double	deg	Dipole orientation
dipoleChi2	double		Chi2 per degree of freedom of dipole fit.
isDipole	boolean		Source well fit by a dipole.
dipoleFitAttempted	boolean		Attempted to fit a dipole model to this source.
dipoleNdata	long		Number of data points in the dipole fit
scienceFlux	float	nJy	Forced PSF flux measured on the direct image.
scienceFluxErr	float	nJy	Forced PSF flux uncertainty measured on the direct image.
ixx	double	arcsec**2	Elliptical Gaussian adaptive moments.
iyy	double	arcsec**2	Elliptical Gaussian adaptive moments.
ixy	double	arcsec**2	Elliptical Gaussian adaptive moments.
ixxPSF	double	arcsec**2	Adaptive moments of the PSF model at the object position.
iyyPSF	double	arcsec**2	Adaptive moments of the PSF model at the object position.
ixyPSF	double	arcsec**2	Adaptive moments of the PSF model at the object position.
extendedness	double		A measure of extendedness, computed by comparing an object's moment-based traced 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.
reliability	float		A measure of reliability, computed using information from the source and image characterization, as well as the information on the Telescope and Camera system (e.g., ghost maps, defect maps, etc.).
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.
pixelFlags_offimage	boolean		DiaSource center is off image.
pixelFlags_edge	boolean		Some of the source footprint is outside usable exposure region (masked EDGE or centroid off image).
pixelFlags_interpolated	boolean		Interpolated pixel in the DiaSource footprint.
pixelFlags_saturated	boolean		Saturated pixel in the DiaSource footprint.
pixelFlags_cr	boolean		Cosmic ray in the DiaSource footprint.
pixelFlags_bad	boolean		Bad pixel in the DiaSource footprint.
pixelFlags_suspect	boolean		DiaSource's footprint includes suspect pixels.
pixelFlags_interpolatedCenter	boolean		Interpolated pixel in the 3x3 region around the centroid.
pixelFlags_saturatedCenter	boolean		Saturated pixel in the 3x3 region around the centroid.
pixelFlags_crCenter	boolean		Cosmic ray in the 3x3 region around the centroid.
pixelFlags_suspectCenter	boolean		Suspect pixel in the 3x3 region around the centroid.
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.
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.
apFlux_flag_apertureTruncated	boolean		Aperture did not fit within measurement image.
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.
psfFlux_flag_noGoodPixels	boolean		Not enough non-rejected pixels in data to attempt the fit.
psfFlux_flag_edge	boolean		Object was too close to the edge of the image to use the full PSF model.
forced_PsfFlux_flag	boolean		Forced PSF photometry on science image failed. Another forced_PsfFlux flag field should also be set to provide more information.
forced_PsfFlux_flag_noGoodPixels	boolean		Forced PSF flux not enough non-rejected pixels in data to attempt the fit.
forced_PsfFlux_flag_edge	boolean		Forced PSF flux object was too close to the edge of the image to use the full PSF model.
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.
shape_flag_no_pixels	boolean		No pixels to measure shape.
shape_flag_not_contained	boolean		Center not contained in footprint bounding box.
shape_flag_parent_source	boolean		This source is a parent source; we should only be measuring on deblended children in difference imaging.
trail_flag_edge	boolean		This flag is set if a trailed source contains edge pixels.
pixelFlags_streak	boolean		Streak in the DiaSource footprint.
pixelFlags_streakCenter	boolean		Streak in the 3x3 region around the centroid.
pixelFlags_injected	boolean		Injection in the DiaSource footprint.
pixelFlags_injectedCenter	boolean		Injection in the 3x3 region around the centroid.
pixelFlags_injected_template	boolean		Template injection in the DiaSource footprint.
pixelFlags_injected_templateCenter	boolean		Template injection in the 3x3 region around the centroid.
pixelFlags_nodata	boolean		NO_DATA pixel in the source footprint.
pixelFlags_nodataCenter	boolean		NO_DATA pixel in the 3x3 region around the centroid.
coord_ra	double	deg	Fiducial ICRS Right Ascension of centroid used for database indexing.	pos.eq.ra;meta.main
coord_dec	double	deg	Fiducial ICRS Declination of centroid used for database indexing.	pos.eq.dec;meta.main
diaSourceId	long		Unique identifier of this DiaSource.

---

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.

Column Name	Data Type	Unit	Description	UCD	Index	Principal
diaObjectId	long		Id of the DiaObject that this DiaForcedSource was associated with.
parentObjectId	long		Unique ObjectId of the parent of the ObjectId in context of the deblender.
coord_ra	double	deg	Fiducial ICRS Right Ascension of centroid used for database indexing	pos.eq.ra;meta.main
coord_dec	double	deg	Fiducial ICRS Declination of centroid used for database indexing	pos.eq.dec;meta.main
visit	long		Id of the visit where this forced source was measured.	meta.id;obs.image
detector	long		Id of the detector where this forced source was measured. Datatype short instead of byte because of DB concerns about unsigned bytes.	meta.id;obs.image
band	char		Abstract filter that is not associated with a particular instrument
psfFlux	float	nJy	Flux derived from linear least-squares fit of psf model forced on the calexp
psfFluxErr	float	nJy	Uncertainty on the flux derived from linear least-squares fit of psf model forced on the calexp
psfFlux_flag	boolean		Failure to derive linear least-squares fit of psf model forced on the calexp
psfDiffFlux	float	nJy	Flux derived from linear least-squares fit of psf model forced on the image difference
psfDiffFluxErr	float	nJy	Uncertainty on the flux derived from linear least-squares fit of psf model forced on the image difference
psfDiffFlux_flag	boolean		Failure to derive linear least-squares fit of psf model forced on the image difference
diff_PixelFlags_nodataCenter	boolean		Source center is outside usable region on image difference (masked NO_DATA)
pixelFlags_bad	boolean		Bad pixel in the Source footprint
pixelFlags_cr	boolean		Cosmic ray in the Source footprint
pixelFlags_crCenter	boolean		Cosmic ray in the Source center
pixelFlags_edge	boolean		Source is on the edge of an exposure region (masked EDGE)
pixelFlags_interpolated	boolean		Interpolated pixel in the Source footprint
pixelFlags_interpolatedCenter	boolean		Interpolated pixel in the Source center
pixelFlags_nodata	boolean		Source is outside usable exposure region (masked NO_DATA)
pixelFlags_saturated	boolean		Saturated pixel in the Source footprint
pixelFlags_saturatedCenter	boolean		Saturated pixel in the Source center
pixelFlags_suspect	boolean		Sources footprint includes suspect pixels
pixelFlags_suspectCenter	boolean		Sources center is close to suspect pixels
invalidPsfFlag	boolean		Forced source has an invalid PSF.
tract	long		Skymap tract ID
patch	long		Skymap patch ID

---

CoaddPatches

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

Column Name	Data Type	Unit	Description	UCD	Index	Principal
lsst_tract	long		ID number of the top level, 'tract', within the standard LSST skymap	meta.id;obs.field	1	1
lsst_patch	long		ID number of the second level, 'patch', within the standard LSST skymap	meta.id.part;obs.field	2	1
s_ra	double	deg	Central Spatial Position in ICRS; Right ascension	pos.eq.ra	3	1
s_dec	double	deg	Central Spatial Position in ICRS; Declination	pos.eq.dec	4	1
s_region	string		Sky region covered by the coadd (expressed in ICRS frame)	pos.outline;obs.field	5	1

---

Visit

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

Column Name	Data Type	Unit	Description	UCD	Index	Principal
visit	long		Unique identifier.	meta.id;obs.image
physical_filter	char		ID of physical filter, the filter associated with a particular instrument.
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.
ra	double	deg	Right Ascension of focal plane center.
dec	double	deg	Declination of focal plane center
skyRotation	double	deg	Sky rotation angle.
azimuth	double	deg	Azimuth of focal plane center at the middle of the visit.
altitude	double	deg	Altitude of focal plane center at the middle of the visit.
zenithDistance	double	deg	Zenith distance at the middle of the visit.
airmass	double		Airmass of the observed line of sight.
expTime	double	s	Spatially-averaged duration of visit, accurate to 10ms.
expMidpt	timestamp		Midpoint time for exposure at the fiducial center of the focal plane array. TAI, accurate to 10ms.		6
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	5	1
obsStart	timestamp		Start time of the visit at the fiducial center of the focal plane array, TAI, accurate to 10ms.
obsStartMJD	double	d	Start of the exposure in MJD, TAI, accurate to 10ms.	time.start;obs.exposure	7

---

CcdVisit

Metadata about the nine individual CCD images for each Visit in the DP1 LSSTComCam dataset.

Column Name	Data Type	Unit	Description	UCD	Index	Principal
physical_filter	char		ID of physical filter, the filter associated with a particular instrument.
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.
ra	double	deg	Right Ascension of Ccd center.
dec	double	deg	Declination of Ccd center.
pixelScale	float	arcsec/pixel	Measured detector pixel scale.
zenithDistance	float	deg	Zenith distance at observation mid-point.
expTime	double	s	Spatially-averaged duration of visit, accurate to 10ms.
zeroPoint	float	mag	Zero-point for the Ccd, estimated at Ccd center.
psfSigma	float	pixel	PSF model second-moments determinant radius (center of chip)
skyBg	float	adu	Average sky background.
skyNoise	float	adu	RMS noise of the sky background.
astromOffsetMean	double	arcsec	Mean offset of astrometric calibration matches (arcsec)
astromOffsetStd	double	arcsec	Standard deviation of offsets of astrometric calibration matches (arcsec)
nPsfStar	int		Number of stars used for PSF model
psfStarDeltaE1Median	double		Median E1 residual (starE1 - psfE1) for psf stars
psfStarDeltaE2Median	double		Median E2 residual (starE2 - psfE2) for psf stars
psfStarDeltaE1Scatter	double		Scatter (via MAD) of E1 residual (starE1 - psfE1) for psf stars
psfStarDeltaE2Scatter	double		Scatter (via MAD) of E2 residual (starE2 - psfE2) for psf stars
psfStarDeltaSizeMedian	double	pixel	Median size residual (starSize - psfSize) for psf stars (pixel)
psfStarDeltaSizeScatter	double	pixel	Scatter (via MAD) of size residual (starSize - psfSize) for stars (pixel)
psfStarScaledDeltaSizeScatter	double		Scatter (via MAD) of size residual scaled by median size squared
psfTraceRadiusDelta	double	pixel	Delta (max - min) of model psf trace radius values evaluated on a grid of unmasked pixels (pixel)
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
psfApCorrSigmaScaledDelta	double		Delta (max - min) of psf flux aperture correction factors scaled (divided) by the psfSigma evaluated on a grid of unmasked pixels
maxDistToNearestPsf	double	pixel	Maximum distance of an unmasked pixel to its nearest model psf star (pixel)
ccdVisitId	long		Primary key (unique identifier).
visitId	long		Reference to the corresponding entry in the Visit table.	meta.id.parent;obs	2	1
detector	long		Detector ID. A detector associated with a particular instrument (not an observation of that detector).
seeing	double	arcsec	Mean measured FWHM of the PSF.
skyRotation	double	deg	Sky rotation angle.
expMidpt	timestamp		Midpoint time for exposure at the fiducial center of the focal plane array. TAI, accurate to 10ms.		6
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	5	1
obsStart	timestamp		Start of the visit, TAI, accurate to 10ms.
obsStartMJD	double	d	Start of the exposure in MJD, TAI, accurate to 10ms.	time.start;obs.exposure	7
darkTime	double	s	Average dark current accumulation time, accurate to 10ms.
xSize	long	pixel	Number of columns in the image.
ySize	long	pixel	Number of rows in the image.
llcra	double	deg	Right Ascension of lower left corner.
llcdec	double	deg	Declination of lower left corner.
ulcra	double	deg	Right Ascension of upper left corner.
ulcdec	double	deg	Declination of upper left corner.
urcra	double	deg	Right Ascension of upper right corner.
urcdec	double	deg	Declination of upper right corner.
lrcra	double	deg	Right Ascension of lower right corner.
lrcdec	double	deg	Declination of lower right corner.
effTime	double	s	Effective time metric
effTimePsfSigmaScale	double		Effective time metric -- PSF size component
effTimeSkyBgScale	double		Effective time metric -- Sky background component
effTimeZeroPointScale	double		Effective time metric -- Throughput component
magLim	double	mag	5-sigma limiting magnitude

---

MPCORB

Orbit catalog produced by the Minor Planet Center based on submissions from DP1 processing. The columns are described at https://minorplanetcenter.net//iau/info/MPOrbitFormat.html .

Column Name	Data Type	Unit	Description	UCD	Index	Principal
mpcDesignation	char		MPCORB: Number or provisional designation (in packed form)	meta.id;src
ssObjectId	long		LSST unique identifier (if observed by LSST)	meta.id;src
q	double	AU	MPCORB: Perihelion distance (AU)
e	double		MPCORB: Orbital eccentricity
incl	double	deg	MPCORB: Inclination to the ecliptic, J2000.0 (degrees)
node	double	deg	MPCORB: Longitude of the ascending node, J2000.0 (degrees)
peri	double	deg	MPCORB: Argument of perihelion, J2000.0 (degrees)
t_p	double	d	MPCORB: MJD of pericentric passage
epoch	double	d	MPCORB: Epoch (in MJD, .0 TT)
mpcH	float	mag	MPCORB: Absolute magnitude, H

---

SSObject

LSST-computed per-object quantities. 1:1 relationship with MPCORB.

Column Name	Data Type	Unit	Description	UCD	Index	Principal
ssObjectId	long		Unique identifier.	meta.id;src
numObs	int		Number of LSST observations of this object
discoverySubmissionDate	double	d	The date the LSST first linked and submitted the discovery observations to the MPC. May be NULL if not an LSST discovery. The date format will follow general LSST conventions (MJD TAI, at the moment).

---

SSSource

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

Column Name	Data Type	Unit	Description	UCD	Index	Principal
phaseAngle	float	deg	Phase angle
heliocentricDist	float	AU	Heliocentric distance
topocentricDist	float	AU	Topocentric distace
heliocentricX	float	AU	Cartesian heliocentric X coordinate (at the emit time)
heliocentricY	float	AU	Cartesian heliocentric Y coordinate (at the emit time)
heliocentricZ	float	AU	Cartesian heliocentric Z coordinate (at the emit time)
heliocentricVX	float	AU	Cartesian heliocentric X velocity (at the emit time)
heliocentricVY	float	AU	Cartesian heliocentric Y velocity (at the emit time)
heliocentricVZ	float	AU	Cartesian heliocentric Z velocity (at the emit time)
topocentricX	float	AU	Cartesian topocentric X coordinate (at the emit time)
topocentricY	float	AU	Cartesian topocentric Y coordinate (at the emit time)
topocentricZ	float	AU	Cartesian topocentric Z coordinate (at the emit time)
topocentricVX	float	AU	Cartesian topocentric X velocity (at the emit time)
topocentricVY	float	AU	Cartesian topocentric Y velocity (at the emit time)
topocentricVZ	float	AU	Cartesian topocentric Z velocity (at the emit time)
ssObjectId	long		Unique identifier of the object.	meta.id;src
residualRa	double	deg	Residual R.A. vs. ephemeris
residualDec	double	deg	Residual Dec vs. ephemeris
diaSourceId	long		Unique identifier of the observation	meta.id;src
galacticL	double	deg	Galactic longitude
galacticB	double	deg	Galactic latitute
eclipticLambda	double	deg	Ecliptic longitude
eclipticBeta	double	deg	Ecliptic latitude

---

SDM Schemas is maintained by Rubin Observatory.