Data Preview 0.2
Data Preview 0.2 contains the image and catalog products of the Rubin Science Pipelines v23 processing of the DESC Data Challenge 2 simulation, which covered 300 square degrees of the wide-fast-deep LSST survey region over 5 years.
CcdVisit
Metadata about the 189 individual CCD images for each Visit in the DC2 simulated survey.
Index | Column Name | Data Type | Unit | Description [UCD] |
---|---|---|---|---|
1 | ccdVisitId | long | Primary key (unique identifier). | |
2 | visitId | long | Reference to the corresponding entry in the Visit table. | |
3 | detector | long | Detector ID. A detector associated with a particular instrument (not an observation of that detector) | |
4 | ra | double | deg | RA of CCD center. |
5 | decl | double | deg | Declination of CCD center. |
6 | skyRotation | double | deg | Sky rotation angle. |
7 | expMidptMJD | double | d | Midpoint for exposure in MJD. TAI, accurate to 10ms. |
8 | expMidpt | timestamp | Midpoint for exposure. TAI, accurate to 10ms. | |
9 | obsStartMJD | double | d | Start of the exposure in MJD, TAI, accurate to 10ms. |
10 | obsStart | timestamp | Start of the exposure, TAI, accurate to 10ms. | |
11 | expTime | double | s | Spatially-averaged duration of exposure, accurate to 10ms. |
12 | darkTime | double | s | Average dark current accumulation time, accurate to 10ms. |
13 | 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. | |
14 | physical_filter | char | ID of physical filter, the filter associated with a particular instrument. | |
15 | seeing | double | arcsec | Mean measured FWHM of the PSF. |
16 | psfSigma | float | pixel | PSF model second-moments determinant radius (center of chip) |
17 | zeroPoint | float | mag | Zero-point for the CCD, estimated at CCD center. |
18 | skyBg | float | adu | Average sky background. |
19 | skyNoise | float | adu | RMS noise of the sky background. |
20 | zenithDistance | float | deg | Zenith distance at observation mid-point. |
21 | xSize | long | pixel | Number of columns in the image. |
22 | ySize | long | pixel | Number of rows in the image. |
23 | llcra | double | deg | RA of lower left corner. |
24 | llcdec | double | deg | Declination of lower left corner. |
25 | ulcra | double | deg | RA of upper left corner. |
26 | ulcdec | double | deg | Declination of upper left corner. |
27 | urcra | double | deg | RA of upper right corner. |
28 | urcdec | double | deg | Declination of upper right corner. |
29 | lrcra | double | deg | RA of lower right corner. |
30 | lrcdec | double | deg | Declination of lower right corner. |
CoaddPatches
Static information about the subset of tracts and patches from the standard LSST skymap that apply to coadds in these catalogs
Index | Column Name | Data Type | Unit | Description [UCD] |
---|---|---|---|---|
lsst_patch | long | ID number of the second level, 'patch', within the standard LSST skymap | ||
lsst_tract | long | ID number of the top level, 'tract', within the standard LSST skymap | ||
s_dec | double | deg | Central Spatial Position in ICRS; Declination | |
s_ra | double | deg | Central Spatial Position in ICRS; Right ascension | |
s_region | string | Sky region covered by the coadd (expressed in ICRS frame) |
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.
Index | Column Name | Data Type | Unit | Description [UCD] |
---|---|---|---|---|
decl | double | deg | Mean Declination of DIASources in the diaObject | |
diaObjectId | long | Unique id. | ||
gPSFluxChi2 | double | Chi^2 statistic for the scatter of gPSFlux around gPSFluxMean | ||
gPSFluxErrMean | double | Mean of the diaSource PSF flux uncertainties | ||
gPSFluxLinearIntercept | double | y-intercept of a linear model fit to diaSource PSF flux vs time | ||
gPSFluxLinearSlope | double | Slope of a linear model fit to diaSource PSF flux vs time | ||
gPSFluxMAD | double | Median absolute deviation of diaSource PSF flux. Does not include scale factor for comparison to sigma | ||
gPSFluxMax | double | Maximum diaSource PSF flux | ||
gPSFluxMaxSlope | double | Maximum ratio of time ordered deltaFlux / deltaTime | ||
gPSFluxMean | double | Weighted mean of diaSource PSF flux | ||
gPSFluxMeanErr | double | Standard error on the weighted mean of diaSource PSF flux | ||
gPSFluxMin | double | Minimum diaSource PSF flux | ||
gPSFluxNdata | double | The number of data points used to compute gPSFluxChi2 | ||
gPSFluxPercentile05 | double | 5th percentile diaSource PSF flux | ||
gPSFluxPercentile25 | double | 10th percentile diaSource PSF flux | ||
gPSFluxPercentile50 | double | Median diaSource PSF flux | ||
gPSFluxPercentile75 | double | 75th percentile diaSource PSF flux | ||
gPSFluxPercentile95 | double | 95th percentile diaSource PSF flux | ||
gPSFluxSigma | double | Standard deviation of the distribution of gPSFlux | ||
gPSFluxSkew | double | Skew of diaSource PSF flux | ||
gPSFluxStetsonJ | double | StetsonJ statistic of diaSource PSF flux | ||
gTOTFluxMean | double | Weighted mean of the PSF flux forced photometered at the diaSource position on the calibrated image | ||
gTOTFluxMeanErr | double | Standard error on gTOTFluxMean | ||
gTOTFluxSigma | double | Standard deviation of the PSF flux forced photometered at the diaSource position on the calibrated image | ||
iPSFluxChi2 | double | Chi^2 statistic for the scatter of iPSFlux around iPSFluxMean | ||
iPSFluxErrMean | double | Mean of the diaSource PSF flux uncertainties | ||
iPSFluxLinearIntercept | double | y-intercept of a linear model fit to diaSource PSF flux vs time | ||
iPSFluxLinearSlope | double | Slope of a linear model fit to diaSource PSF flux vs time | ||
iPSFluxMAD | double | Median absolute deviation of diaSource PSF flux. Does not include scale factor for comparison to sigma | ||
iPSFluxMax | double | Maximum diaSource PSF flux | ||
iPSFluxMaxSlope | double | Maximum ratio of time ordered deltaFlux / deltaTime | ||
iPSFluxMean | double | Weighted mean of diaSource PSF flux | ||
iPSFluxMeanErr | double | Standard error on the weighted mean of diaSource PSF flux | ||
iPSFluxMin | double | Minimum diaSource PSF flux | ||
iPSFluxNdata | double | The number of data points used to compute iPSFluxChi2 | ||
iPSFluxPercentile05 | double | 5th percentile diaSource PSF flux | ||
iPSFluxPercentile25 | double | 10th percentile diaSource PSF flux | ||
iPSFluxPercentile50 | double | Median diaSource PSF flux | ||
iPSFluxPercentile75 | double | 75th percentile diaSource PSF flux | ||
iPSFluxPercentile95 | double | 95th percentile diaSource PSF flux | ||
iPSFluxSigma | double | Standard deviation of the distribution of iPSFlux | ||
iPSFluxSkew | double | Skew of diaSource PSF flux | ||
iPSFluxStetsonJ | double | StetsonJ statistic of diaSource PSF flux | ||
iTOTFluxMean | double | Weighted mean of the PSF flux forced photometered at the diaSource position on the calibrated image | ||
iTOTFluxMeanErr | double | Standard error on iTOTFluxMean | ||
iTOTFluxSigma | double | Standard deviation of the PSF flux forced photometered at the diaSource position on the calibrated image | ||
nDiaSources | long | Number of diaSources associated with this diaObject | ||
pixelId | double | HtmIndex20 of ra, decl coordinate | ||
rPSFluxChi2 | double | Chi^2 statistic for the scatter of rPSFlux around rPSFluxMean | ||
rPSFluxErrMean | double | Mean of the diaSource PSF flux uncertainties | ||
rPSFluxLinearIntercept | double | y-intercept of a linear model fit to diaSource PSF flux vs time | ||
rPSFluxLinearSlope | double | Slope of a linear model fit to diaSource PSF flux vs time | ||
rPSFluxMAD | double | Median absolute deviation of diaSource PSF flux. Does not include scale factor for comparison to sigma | ||
rPSFluxMax | double | Maximum diaSource PSF flux | ||
rPSFluxMaxSlope | double | Maximum ratio of time ordered deltaFlux / deltaTime | ||
rPSFluxMean | double | Weighted mean of diaSource PSF flux | ||
rPSFluxMeanErr | double | Standard error on the weighted mean of diaSource PSF flux | ||
rPSFluxMin | double | Minimum diaSource PSF flux | ||
rPSFluxNdata | double | The number of data points used to compute rPSFluxChi2 | ||
rPSFluxPercentile05 | double | 5th percentile diaSource PSF flux | ||
rPSFluxPercentile25 | double | 10th percentile diaSource PSF flux | ||
rPSFluxPercentile50 | double | Median diaSource PSF flux | ||
rPSFluxPercentile75 | double | 75th percentile diaSource PSF flux | ||
rPSFluxPercentile95 | double | 95th percentile diaSource PSF flux | ||
rPSFluxSigma | double | Standard deviation of the distribution of rPSFlux | ||
rPSFluxSkew | double | Skew of diaSource PSF flux | ||
rPSFluxStetsonJ | double | StetsonJ statistic of diaSource PSF flux | ||
rTOTFluxMean | double | Weighted mean of the PSF flux forced photometered at the diaSource position on the calibrated image | ||
rTOTFluxMeanErr | double | Standard error on rTOTFluxMean | ||
rTOTFluxSigma | double | Standard deviation of the PSF flux forced photometered at the diaSource position on the calibrated image | ||
ra | double | deg | Mean Right Ascension of DIASources in the diaObject | |
radecTai | double | Not used in DP0.2 | ||
uPSFluxChi2 | double | Chi^2 statistic for the scatter of uPSFlux around uPSFluxMean | ||
uPSFluxErrMean | double | Mean of the diaSource PSF flux uncertainties | ||
uPSFluxLinearIntercept | double | y-intercept of a linear model fit to diaSource PSF flux vs time | ||
uPSFluxLinearSlope | double | Slope of a linear model fit to diaSource PSF flux vs time | ||
uPSFluxMAD | double | Median absolute deviation of diaSource PSF flux. Does not include scale factor for comparison to sigma | ||
uPSFluxMax | double | Maximum diaSource PSF flux | ||
uPSFluxMaxSlope | double | Maximum ratio of time ordered deltaFlux / deltaTime | ||
uPSFluxMean | double | Weighted mean of diaSource PSF flux | ||
uPSFluxMeanErr | double | Standard error on the weighted mean of diaSource PSF flux | ||
uPSFluxMin | double | Minimum diaSource PSF flux | ||
uPSFluxNdata | double | The number of data points used to compute uPSFluxChi2 | ||
uPSFluxPercentile05 | double | 5th percentile diaSource PSF flux | ||
uPSFluxPercentile25 | double | 10th percentile diaSource PSF flux | ||
uPSFluxPercentile50 | double | Median diaSource PSF flux | ||
uPSFluxPercentile75 | double | 75th percentile diaSource PSF flux | ||
uPSFluxPercentile95 | double | 95th percentile diaSource PSF flux | ||
uPSFluxSigma | double | Standard deviation of the distribution of uPSFlux | ||
uPSFluxSkew | double | Skew of diaSource PSF flux | ||
uPSFluxStetsonJ | double | StetsonJ statistic of diaSource PSF flux | ||
uTOTFluxMean | double | Weighted mean of the PSF flux forced photometered at the diaSource position on the calibrated image | ||
uTOTFluxMeanErr | double | Standard error on uTOTFluxMean | ||
uTOTFluxSigma | double | Standard deviation of the PSF flux forced photometered at the diaSource position on the calibrated image | ||
yPSFluxChi2 | double | Chi^2 statistic for the scatter of yPSFlux around yPSFluxMean | ||
yPSFluxErrMean | double | Mean of the diaSource PSF flux uncertainties | ||
yPSFluxLinearIntercept | double | y-intercept of a linear model fit to diaSource PSF flux vs time | ||
yPSFluxLinearSlope | double | Slope of a linear model fit to diaSource PSF flux vs time | ||
yPSFluxMAD | double | Median absolute deviation of diaSource PSF flux. Does not include scale factor for comparison to sigma | ||
yPSFluxMax | double | Maximum diaSource PSF flux | ||
yPSFluxMaxSlope | double | Maximum ratio of time ordered deltaFlux / deltaTime | ||
yPSFluxMean | double | Weighted mean of diaSource PSF flux | ||
yPSFluxMeanErr | double | Standard error on the weighted mean of diaSource PSF flux | ||
yPSFluxMin | double | Minimum diaSource PSF flux | ||
yPSFluxNdata | double | The number of data points used to compute yPSFluxChi2 | ||
yPSFluxPercentile05 | double | 5th percentile diaSource PSF flux | ||
yPSFluxPercentile25 | double | 10th percentile diaSource PSF flux | ||
yPSFluxPercentile50 | double | Median diaSource PSF flux | ||
yPSFluxPercentile75 | double | 75th percentile diaSource PSF flux | ||
yPSFluxPercentile95 | double | 95th percentile diaSource PSF flux | ||
yPSFluxSigma | double | Standard deviation of the distribution of yPSFlux | ||
yPSFluxSkew | double | Skew of diaSource PSF flux | ||
yPSFluxStetsonJ | double | StetsonJ statistic of diaSource PSF flux | ||
yTOTFluxMean | double | Weighted mean of the PSF flux forced photometered at the diaSource position on the calibrated image | ||
yTOTFluxMeanErr | double | Standard error on yTOTFluxMean | ||
yTOTFluxSigma | double | Standard deviation of the PSF flux forced photometered at the diaSource position on the calibrated image | ||
zPSFluxChi2 | double | Chi^2 statistic for the scatter of zPSFlux around zPSFluxMean | ||
zPSFluxErrMean | double | Mean of the diaSource PSF flux uncertainties | ||
zPSFluxLinearIntercept | double | y-intercept of a linear model fit to diaSource PSF flux vs time | ||
zPSFluxLinearSlope | double | Slope of a linear model fit to diaSource PSF flux vs time | ||
zPSFluxMAD | double | Median absolute deviation of diaSource PSF flux. Does not include scale factor for comparison to sigma | ||
zPSFluxMax | double | Maximum diaSource PSF flux | ||
zPSFluxMaxSlope | double | Maximum ratio of time ordered deltaFlux / deltaTime | ||
zPSFluxMean | double | Weighted mean of diaSource PSF flux | ||
zPSFluxMeanErr | double | Standard error on the weighted mean of diaSource PSF flux | ||
zPSFluxMin | double | Minimum diaSource PSF flux | ||
zPSFluxNdata | double | The number of data points used to compute zPSFluxChi2 | ||
zPSFluxPercentile05 | double | 5th percentile diaSource PSF flux | ||
zPSFluxPercentile25 | double | 10th percentile diaSource PSF flux | ||
zPSFluxPercentile50 | double | Median diaSource PSF flux | ||
zPSFluxPercentile75 | double | 75th percentile diaSource PSF flux | ||
zPSFluxPercentile95 | double | 95th percentile diaSource PSF flux | ||
zPSFluxSigma | double | Standard deviation of the distribution of zPSFlux | ||
zPSFluxSkew | double | Skew of diaSource PSF flux | ||
zPSFluxStetsonJ | double | StetsonJ statistic of diaSource PSF flux | ||
zTOTFluxMean | double | Weighted mean of the PSF flux forced photometered at the diaSource position on the calibrated image | ||
zTOTFluxMeanErr | double | Standard error on zTOTFluxMean | ||
zTOTFluxSigma | double | Standard deviation of the PSF flux forced photometered at the diaSource position on the calibrated image |
DiaSource
Properties of transient-object detections on the single-epoch difference images.
Index | Column Name | Data Type | Unit | Description [UCD] |
---|---|---|---|---|
apFlux | double | nJy | Flux within 12.0-pixel aperture | |
apFluxErr | double | nJy | Flux uncertainty within 12.0-pixel aperture | |
apFlux_flag | boolean | General Failure Flag | ||
apFlux_flag_apertureTruncated | boolean | Aperture did not fit within measurement image | ||
bboxSize | long | Bounding box of diaSource footprint | ||
ccdVisitId | long | Unique ID of CCD and visit where this source was detected and measured. Primary Key of the CcdVisit Table. | ||
centroid_flag | boolean | General failure flag, set if anything went wrong | ||
centroid_neg_flag | boolean | Failure flag for negative, set if anything went wrong | ||
centroid_pos_flag | boolean | Failure flag for positive, set if anything went wrong | ||
coord_dec | double | deg | Fiducial ICRS Declination of centroid used for database indexing | |
coord_ra | double | deg | Fiducial ICRS Right Ascension of centroid used for database indexing | |
decl | double | deg | Position in Declination | |
diaObjectId | long | Unique DiaObject ID. Primary Key of the DIA Object Table | ||
diaSourceId | long | Unique ID | ||
dipAngle | double | deg | Dipole orientation | |
dipChi2 | double | Chi2 per degree of freedom of dipole fit | ||
dipFluxDiff | double | nJy | Raw flux counts, positive lobe | |
dipFluxDiffErr | double | nJy | Raw flux uncertainty counts, positive lobe | |
dipLength | double | pixel | Pixel separation between positive and negative lobes of dipole | |
dipMeanFlux | double | count | Raw flux counts, positive lobe | |
dipMeanFluxErr | double | count | Raw flux uncertainty counts, positive lobe | |
filterName | char | Band used to take this observation | ||
forced_PsfFlux_flag | boolean | Forced PSF flux general failure flag. | ||
forced_PsfFlux_flag_edge | boolean | Forced PSF flux object was too close to the edge of the image to use the full PSF model. | ||
forced_PsfFlux_flag_noGoodPixels | boolean | Forced PSF flux not enough non-rejected pixels in data to attempt the fit. | ||
isDipole | boolean | Flag indicating diaSource is classified as a dipole | ||
ixx | double | arcsec**2 | Elliptical Gaussian adaptive moments | |
ixxPSF | double | arcsec**2 | Adaptive moments of the PSF model at the object position | |
ixy | double | arcsec**2 | Elliptical Gaussian adaptive moments | |
ixyPSF | double | arcsec**2 | Adaptive moments of the PSF model at the object position | |
iyy | double | arcsec**2 | Elliptical Gaussian adaptive moments | |
iyyPSF | double | arcsec**2 | Adaptive moments of the PSF model at the object position | |
midPointTai | double | d | Effective mid-exposure time for this diaSource. | |
parentDiaSourceId | long | Unique ID of parent source | ||
pixelFlags | boolean | General failure flag, set if anything went wrong | ||
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 outside usable exposure region (masked EDGE or NO_DATA) | ||
pixelFlags_interpolated | boolean | Interpolated pixel in the Source footprint | ||
pixelFlags_interpolatedCenter | boolean | Interpolated pixel in the Source center | ||
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 | Source's footprint includes suspect pixels | ||
pixelFlags_suspectCenter | boolean | Source's center is close to suspect pixels | ||
pixelId | long | Position in ra/dec | ||
psFlux | double | nJy | Flux derived from linear least-squares fit of PSF model | |
psFluxErr | double | nJy | Flux uncertainty derived from linear least-squares fit of PSF model | |
psfFlux_flag | boolean | Failure to derive linear least-squares fit of psf model forced on the calexp | ||
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 | ||
ra | double | deg | Position in Right Ascension | |
shape_flag | boolean | General Failure Flag | ||
shape_flag_maxIter | boolean | Too many iterations in adaptive moments | ||
shape_flag_psf | boolean | Failure in measuring PSF model shape | ||
shape_flag_shift | boolean | Centroid shifted by more than the maximum allowed amount | ||
shape_flag_unweighted | boolean | Weighted moments converged to an invalid value; using unweighted moments | ||
shape_flag_unweightedBad | boolean | Both weighted and unweighted moments were invalid | ||
snr | double | Ratio of apFlux/apFluxErr | ||
ssObjectId | long | Id of the solar system object (ssObject) this source was associated with, if any. If not, it is set to 0 | ||
totFlux | double | nJy | Forced PSF flux measured on the direct image. | |
totFluxErr | double | nJy | Forced PSF flux uncertainty measured on the direct image. | |
x | double | pixel | Unweighted first moment centroid, overall centroid | |
xErr | float | pixel | 1-sigma uncertainty on x position | |
y | double | pixel | Unweighted first moment centroid, overall centroid | |
yErr | float | pixel | 1-sigma uncertainty on y position |
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.
Index | Column Name | Data Type | Unit | Description [UCD] |
---|---|---|---|---|
10 | objectId | long | Unique Object ID. Primary Key of the Object Table | |
20 | band | char | Abstract filter that is not associated with a particular instrument | |
30 | psfFlux | double | nJy | Flux derived from linear least-squares fit of psf model forced on the calexp |
40 | psfFluxErr | double | nJy | Uncertainty on the flux derived from linear least-squares fit of psf model forced on the calexp |
50 | psfFlux_flag | boolean | Failure to derive linear least-squares fit of psf model forced on the calexp | |
60 | psfDiffFlux | double | nJy | Flux derived from linear least-squares fit of psf model forced on the image difference |
70 | psfDiffFluxErr | double | nJy | Uncertainty on the flux derived from linear least-squares fit of psf model forced on the image difference |
80 | psfDiffFlux_flag | boolean | Failure to derive linear least-squares fit of psf model forced on the image difference | |
90 | ccdVisitId | long | Unique ID of visit and detector for which forced photometry was performed. Primary Key of the CcdVisit Table. | |
100 | forcedSourceId | long | Unique ID of forced source. Primary Key. | |
110 | coord_ra | double | deg | Fiducial ICRS Right Ascension of Object centroid used for database indexing |
120 | coord_dec | double | deg | Fiducial ICRS Declination of Object centroid used for database indexing |
130 | parentObjectId | long | Unique ObjectId of the parent of the ObjectId in context of the deblender. | |
140 | tract | long | Skymap tract ID | |
150 | patch | long | Skymap patch ID | |
160 | skymap | char | Name of skymap used for coadd projection | |
170 | detect_isPrimary | boolean | True if Object seed 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 a sky object | |
180 | detect_isTractInner | boolean | True if Object seed is in the inner region of a coadd tract | |
190 | detect_isPatchInner | boolean | True if Object seed is in the inner region of a coadd patch | |
200 | pixelFlags_bad | boolean | Bad pixel in the Source footprint | |
210 | pixelFlags_cr | boolean | Cosmic ray in the Source footprint | |
220 | pixelFlags_crCenter | boolean | Cosmic ray in the Source center | |
230 | pixelFlags_edge | boolean | Source is outside usable exposure region (masked EDGE or NO_DATA) | |
240 | pixelFlags_interpolated | boolean | Interpolated pixel in the Source footprint | |
250 | pixelFlags_interpolatedCenter | boolean | Interpolated pixel in the Source center | |
260 | pixelFlags_saturated | boolean | Saturated pixel in the Source footprint | |
270 | pixelFlags_saturatedCenter | boolean | Saturated pixel in the Source center | |
280 | pixelFlags_suspect | boolean | Source's footprint includes suspect pixels | |
290 | pixelFlags_suspectCenter | boolean | Source's center is close to suspect pixels | |
400 | localBackground_instFlux | double | count | Background in annulus around source |
410 | localBackground_instFluxErr | double | count | 1-sigma uncertainty on the background in an annulus around source |
420 | localPhotoCalib | double | Local approximation of the PhotoCalib calibration factor at the location of the src. | |
430 | localPhotoCalibErr | double | Uncertainty on the local approximation of the PhotoCalib calibration factor at the location of the src. | |
440 | localPhotoCalib_flag | boolean | Set for any fatal failure | |
450 | localWcs_CDMatrix_1_1 | double | (1, 1) element of the CDMatrix for the linear approximation of the WCS at the src location. Gives units in radians. | |
460 | localWcs_CDMatrix_1_2 | double | (1, 2) element of the CDMatrix for the linear approximation of the WCS at the src location. Gives units in radians. | |
470 | localWcs_CDMatrix_2_1 | double | (2, 1) element of the CDMatrix for the linear approximation of the WCS at the src location. Gives units in radians. | |
480 | localWcs_CDMatrix_2_2 | double | (2, 2) element of the CDMatrix for the linear approximation of the WCS at the src location. Gives units in radians. | |
490 | localWcs_flag | boolean | Set for any fatal failure |
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.
Index | Column Name | Data Type | Unit | Description [UCD] |
---|---|---|---|---|
10 | diaObjectId | long | Unique DiaObject ID. Primary Key of the DiaObject Table | |
20 | band | char | Abstract filter that is not associated with a particular instrument | |
30 | psfFlux | double | nJy | Flux derived from linear least-squares fit of psf model forced on the calexp |
40 | psfFluxErr | double | nJy | Uncertainty on the flux derived from linear least-squares fit of psf model forced on the calexp |
50 | psfFlux_flag | boolean | Failure to derive linear least-squares fit of psf model forced on the calexp | |
60 | psfDiffFlux | double | nJy | Flux derived from linear least-squares fit of psf model forced on the image difference |
70 | psfDiffFluxErr | double | nJy | Uncertainty on the flux derived from linear least-squares fit of psf model forced on the image difference |
80 | psfDiffFlux_flag | boolean | Failure to derive linear least-squares fit of psf model forced on the image difference | |
90 | ccdVisitId | long | Unique ID of visit and detector for which forced photometry was performed. Primary Key of the CcdVisit Table. | |
100 | forcedSourceOnDiaObjectId | long | Unique ID of forced source. Primary Key. | |
110 | coord_ra | double | deg | Fiducial ICRS Right Ascension of DiaObject centroid used for database indexing |
120 | coord_dec | double | deg | Fiducial ICRS Declination of DiaObject centroid used for database indexing |
130 | parentObjectId | long | Unique ObjectId of the parent of the ObjectId in context of the deblender. | |
140 | tract | long | Skymap tract ID | |
150 | patch | long | Skymap patch ID | |
160 | skymap | char | Name of skymap used for coadd projection | |
200 | pixelFlags_bad | boolean | Bad pixel in the Source footprint | |
210 | pixelFlags_cr | boolean | Cosmic ray in the Source footprint | |
220 | pixelFlags_crCenter | boolean | Cosmic ray in the Source center | |
230 | pixelFlags_edge | boolean | Source is outside usable exposure region (masked EDGE or NO_DATA) | |
240 | pixelFlags_interpolated | boolean | Interpolated pixel in the Source footprint | |
250 | pixelFlags_interpolatedCenter | boolean | Interpolated pixel in the Source center | |
260 | pixelFlags_saturated | boolean | Saturated pixel in the Source footprint | |
270 | pixelFlags_saturatedCenter | boolean | Saturated pixel in the Source center | |
280 | pixelFlags_suspect | boolean | Source's footprint includes suspect pixels | |
290 | pixelFlags_suspectCenter | boolean | Source's center is close to suspect pixels | |
400 | localBackground_instFlux | double | count | Background in annulus around source |
410 | localBackground_instFluxErr | double | count | 1-sigma uncertainty on the background in an annulus around source |
420 | localPhotoCalib | double | Local approximation of the PhotoCalib calibration factor at the location of the src. | |
430 | localPhotoCalibErr | double | Uncertainty on the local approximation of the PhotoCalib calibration factor at the location of the src. | |
440 | localPhotoCalib_flag | boolean | Set for any fatal failure | |
450 | localWcs_CDMatrix_1_1 | double | (1, 1) element of the CDMatrix for the linear approximation of the WCS at the src location. Gives units in radians. | |
460 | localWcs_CDMatrix_1_2 | double | (1, 2) element of the CDMatrix for the linear approximation of the WCS at the src location. Gives units in radians. | |
470 | localWcs_CDMatrix_2_1 | double | (2, 1) element of the CDMatrix for the linear approximation of the WCS at the src location. Gives units in radians. | |
480 | localWcs_CDMatrix_2_2 | double | (2, 2) element of the CDMatrix for the linear approximation of the WCS at the src location. Gives units in radians. | |
490 | localWcs_flag | boolean | Set for any fatal failure |
MatchesTruth
Match information for TruthSummary objects.
Index | Column Name | Data Type | Unit | Description [UCD] |
---|---|---|---|---|
1 | match_objectId | long | objectId of matched entry in the Object table, if any | |
2 | id_truth_type | char | Combination of TruthSummary id and truth_type fields, used for JOINs. | |
999 | id | char | id for TruthSummary source. Potentially non-unique; use id_truth_type for JOINs. | |
999 | match_candidate | boolean | True for sources that were selected for matching | |
999 | match_chisq | double | The chi-squared value of the (best) match | |
999 | match_count | int | Number of candidate object matches within match radius | |
999 | match_n_chisq_finite | int | The number of finite columns used to compute the match chisq | |
999 | truth_type | int | Type of TruthSummary source; 1 for galaxies, 2 for stars, and 3 for SNe |
Object
Properties of the astronomical objects detected and measured on the deep coadded images.
Index | Column Name | Data Type | Unit | Description [UCD] |
---|---|---|---|---|
coord_dec | double | deg | Fiducial ICRS Declination of centroid used for database indexing | |
coord_ra | double | deg | Fiducial ICRS Right Ascension of centroid used for database indexing | |
deblend_nChild | int | Number of children this object has (defaults to 0) | ||
deblend_skipped | boolean | Deblender skipped this source | ||
detect_fromBlend | boolean | This source is deblended from a parent with more than one child. | ||
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 a sky source and is a deblended child | ||
detect_isDeblendedSource | 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 a sky source and is either an unblended isolated source or a deblended child from a parent with | ||
detect_isIsolated | boolean | This source is not a part of a blend. | ||
detect_isPatchInner | boolean | True if source is in the inner region of a coadd patch | ||
detect_isPrimary | 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 a sky source | ||
detect_isTractInner | boolean | True if source is in the inner region of a coadd tract | ||
footprintArea | int | pixel | Number of pixels in the source's detection footprint. Reference band. | |
g_ap03Flux | double | nJy | Flux within 3.0-pixel aperture. Forced on g-band. | |
g_ap03FluxErr | double | nJy | Flux uncertainty within 3.0-pixel aperture. Forced on g-band. | |
g_ap03Flux_flag | boolean | General Failure Flag. Forced on g-band. | ||
g_ap06Flux | double | nJy | Flux within 6.0-pixel aperture. Forced on g-band. | |
g_ap06FluxErr | double | nJy | Flux uncertainty within 6.0-pixel aperture. Forced on g-band. | |
g_ap06Flux_flag | boolean | General Failure Flag. Forced on g-band. | ||
g_ap09Flux | double | nJy | Flux within 9.0-pixel aperture. Forced on g-band. | |
g_ap09FluxErr | double | nJy | Flux uncertainty within 9.0-pixel aperture. Forced on g-band. | |
g_ap09Flux_flag | boolean | General Failure Flag. Forced on g-band. | ||
g_ap12Flux | double | nJy | Flux within 12.0-pixel aperture. Forced on g-band. | |
g_ap12FluxErr | double | nJy | Flux uncertainty within 12.0-pixel aperture. Forced on g-band. | |
g_ap12Flux_flag | boolean | General Failure Flag. Forced on g-band. | ||
g_ap17Flux | double | nJy | Flux within 17.0-pixel aperture. Forced on g-band. | |
g_ap17FluxErr | double | nJy | Flux uncertainty within 17.0-pixel aperture. Forced on g-band. | |
g_ap17Flux_flag | boolean | General Failure Flag. Forced on g-band. | ||
g_ap25Flux | double | nJy | Flux within 25.0-pixel aperture. Forced on g-band. | |
g_ap25FluxErr | double | nJy | Flux uncertainty within 25.0-pixel aperture. Forced on g-band. | |
g_ap25Flux_flag | boolean | General Failure Flag. Forced on g-band. | ||
g_ap35Flux | double | nJy | Flux within 35.0-pixel aperture. Forced on g-band. | |
g_ap35FluxErr | double | nJy | Flux uncertainty within 35.0-pixel aperture. Forced on g-band. | |
g_ap35Flux_flag | boolean | General Failure Flag. Forced on g-band. | ||
g_ap50Flux | double | nJy | Flux within 50.0-pixel aperture. Forced on g-band. | |
g_ap50FluxErr | double | nJy | Flux uncertainty within 50.0-pixel aperture. Forced on g-band. | |
g_ap50Flux_flag | boolean | General Failure Flag. Forced on g-band. | ||
g_ap70Flux | double | nJy | Flux within 70.0-pixel aperture. Forced on g-band. | |
g_ap70FluxErr | double | nJy | Flux uncertainty within 70.0-pixel aperture. Forced on g-band. | |
g_ap70Flux_flag | boolean | General Failure Flag. Forced on g-band. | ||
g_apFlux_flag | boolean | General Failure Flag. Measured on g-band. | ||
g_apFlux_flag_apertureTruncated | boolean | Aperture did not fit within measurement image. Measured on g-band. | ||
g_apFlux_flag_sincCoeffsTruncated | boolean | Full sinc coefficient image did not fit within measurement image. Measured on g-band. | ||
g_bdChi2 | double | -ln(likelihood) (chi^2) in cmodel fit. Measured on g-band. | ||
g_bdE1 | double | pixel**2 | FracDev-weighted average of exp.ellipse and dev.ellipse. Measured on g-band. | |
g_bdE2 | double | pixel**2 | FracDev-weighted average of exp.ellipse and dev.ellipse. Measured on g-band. | |
g_bdFluxB | double | nJy | Flux from the de Vaucouleurs fit. Measured on g-band. | |
g_bdFluxBErr | double | nJy | Flux uncertainty from the de Vaucouleurs fit. Measured on g-band. | |
g_bdFluxD | double | nJy | Flux from the exponential fit. Measured on g-band. | |
g_bdFluxDErr | double | nJy | Flux uncertainty from the exponential fit. Measured on g-band. | |
g_bdReB | double | pixel**2 | Half-light ellipse of the de Vaucouleurs fit. Measured on g-band. | |
g_bdReD | double | pixel**2 | Half-light ellipse of the exponential fit. Measured on g-band. | |
g_blendedness | 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. Measured on g-band. | ||
g_blendedness_flag | boolean | General Failure Flag. Measured on g-band. | ||
g_cModelFlux | double | nJy | Flux from the final cmodel fit. Forced on g-band. | |
g_cModelFluxErr | double | nJy | Flux uncertainty from the final cmodel fit. Forced on g-band. | |
g_cModelFlux_inner | double | nJy | Flux within the fit region, with no extrapolation. 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 | Set if unable to aperture correct modelfit_CModel. Forced on g-band. | ||
g_calibFlux | double | nJy | Flux within 12.0-pixel aperture. Measured on g-band. | |
g_calibFluxErr | double | nJy | Flux uncertainty within 12.0-pixel aperture. Measured on g-band. | |
g_calibFlux_flag | boolean | General Failure Flag. Measured on g-band. | ||
g_calibFlux_flag_apertureTruncated | boolean | Aperture did not fit within measurement image. Measured on g-band. | ||
g_calibFlux_flag_sincCoeffsTruncated | boolean | Full sinc coefficient image did not fit within measurement image. 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_centroid_flag | boolean | General Failure Flag. Measured on g-band. | ||
g_centroid_x | double | pixel | Centroid from 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 SDSS Centroid algorithm. Measured on g-band. | |
g_centroid_yErr | float | pixel | 1-sigma uncertainty on y position. Measured on g-band. | |
g_decl | double | deg | Position in Declination. Measured on g-band. | |
g_extendedness | double | Set to 1 for extended sources, 0 for point sources. Measured on g-band. | ||
g_extendedness_flag | boolean | Set to 1 for any fatal failure. Measured on g-band. | ||
g_free_cModelFlux | double | nJy | Flux from the final cmodel fit. Measured on g-band. | |
g_free_cModelFluxErr | double | nJy | Flux uncertainty from the final cmodel fit. 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_free_cModelFlux_inner | double | nJy | Flux within the fit region, with no extrapolation. Measured on g-band. | |
g_free_psfFlux | double | nJy | Flux derived from linear least-squares fit of PSF model. Measured on g-band. | |
g_free_psfFluxErr | double | nJy | Flux uncertainty derived from linear least-squares fit of PSF model. Measured on g-band. | |
g_free_psfFlux_flag | boolean | General Failure Flag. Measured on g-band. | ||
g_fwhm | double | pixel**2 | HSM moments. Measured on g-band. | |
g_gaap0p5Flux | double | nJy | GaaP flux with 0.5 aperture after multiplying the seeing by 1.15. Forced on g-band. | |
g_gaap0p5FluxErr | double | nJy | GaaP flux uncertainty with 0.5 aperture after multiplying the seeing by 1.15. Forced on g-band. | |
g_gaap0p5Flux_flag_bigPsf | boolean | The Gaussianized PSF is bigger than the aperture. Forced on g-band. | ||
g_gaap0p7Flux | double | nJy | GaaP flux with 0.7 aperture after multiplying the seeing by 1.15. Forced on g-band. | |
g_gaap0p7FluxErr | double | nJy | GaaP flux uncertainty with 0.7 aperture after multiplying the seeing by 1.15. Forced on g-band. | |
g_gaap0p7Flux_flag_bigPsf | boolean | The Gaussianized PSF is bigger than the aperture. Forced on g-band. | ||
g_gaap1p0Flux | double | nJy | GaaP flux with 1.0 aperture after multiplying the seeing by 1.15. Forced on g-band. | |
g_gaap1p0FluxErr | double | nJy | GaaP flux uncertainty with 1.0 aperture after multiplying the seeing by 1.15. Forced on g-band. | |
g_gaap1p0Flux_flag_bigPsf | boolean | The Gaussianized PSF is bigger than the aperture. Forced on g-band. | ||
g_gaap1p5Flux | double | nJy | GaaP flux with 1.5 aperture after multiplying the seeing by 1.15. Forced on g-band. | |
g_gaap1p5FluxErr | double | nJy | GaaP flux uncertainty with 1.5 aperture after multiplying the seeing by 1.15. Forced on g-band. | |
g_gaap1p5Flux_flag_bigPsf | boolean | The Gaussianized PSF is bigger than the aperture. Forced on g-band. | ||
g_gaap2p5Flux | double | nJy | GaaP flux with 2.5 aperture after multiplying the seeing by 1.15. Forced on g-band. | |
g_gaap2p5FluxErr | double | nJy | GaaP flux uncertainty with 2.5 aperture after multiplying the seeing by 1.15. Forced on g-band. | |
g_gaap2p5Flux_flag_bigPsf | boolean | The Gaussianized PSF is bigger than the aperture. Forced on g-band. | ||
g_gaap3p0Flux | double | nJy | GaaP flux with 3.0 aperture after multiplying the seeing by 1.15. Forced on g-band. | |
g_gaap3p0FluxErr | double | nJy | GaaP flux uncertainty with 3.0 aperture after multiplying the seeing by 1.15. Forced on g-band. | |
g_gaap3p0Flux_flag_bigPsf | boolean | The Gaussianized PSF is bigger than the aperture. Forced on g-band. | ||
g_gaapFlux_flag | boolean | Set for any fatal failure. 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 | double | nJy | GaaP flux with optimal aperture after multiplying the seeing by 1.15. Forced on g-band. | |
g_gaapOptimalFluxErr | double | nJy | GaaP flux uncertainty with optimal aperture after multiplying the seeing by 1.15. Forced on g-band. | |
g_gaapOptimalFlux_flag_bigPsf | boolean | The Gaussianized PSF is bigger than the aperture. Forced on g-band. | ||
g_gaapPsfFlux | double | nJy | GaaP flux with PSF aperture after multiplying the seeing by 1.15. Forced on g-band. | |
g_gaapPsfFluxErr | double | nJy | GaaP flux uncertainty with PSF aperture after multiplying the seeing by 1.15. Forced on g-band. | |
g_hsmShapeRegauss_e1 | double | PSF-corrected shear using Hirata & Seljak (2003) regaussianization. Measured on g-band. | ||
g_hsmShapeRegauss_e2 | double | PSF-corrected shear using Hirata & Seljak (2003) regaussianization. Measured on g-band. | ||
g_hsmShapeRegauss_flag | boolean | General failure flag, set if anything went wrong. Measured on g-band. | ||
g_hsmShapeRegauss_sigma | double | PSF-corrected shear using Hirata & Seljak (2003) regaussianization. Measured on g-band. | ||
g_iDebiasedPSF_flag | boolean | General failure flag, set if anything went wrong. Measured on g-band. | ||
g_iPSF_flag | boolean | General failure flag, set if anything went wrong. Measured on g-band. | ||
g_iRound_flag | double | pixel**2 | HSM moments. Measured on g-band. | |
g_i_flag | boolean | General failure flag, set if anything went wrong. Measured on g-band. | ||
g_inputCount | int | Number of images contributing at center, not including any clipping. Forced on g-band. | ||
g_inputCount_flag | boolean | Set for any fatal failure. Forced on g-band. | ||
g_inputCount_flag_noInputs | boolean | No coadd inputs available. Forced on g-band. | ||
g_ixx | double | pixel**2 | HSM moments. Measured on g-band. | |
g_ixxDebiasedPSF | double | pixel**2 | HSM moments. Measured on g-band. | |
g_ixxPSF | double | pixel**2 | HSM moments. Measured on g-band. | |
g_ixxRound | double | pixel**2 | HSM moments. Measured on g-band. | |
g_ixy | double | pixel**2 | HSM moments. Measured on g-band. | |
g_ixyDebiasedPSF | double | pixel**2 | HSM moments. Measured on g-band. | |
g_ixyPSF | double | pixel**2 | HSM moments. Measured on g-band. | |
g_ixyRound | double | pixel**2 | HSM moments. Measured on g-band. | |
g_iyy | double | pixel**2 | HSM moments. Measured on g-band. | |
g_iyyDebiasedPSF | double | pixel**2 | HSM moments. Measured on g-band. | |
g_iyyPSF | double | pixel**2 | HSM moments. Measured on g-band. | |
g_iyyRound | double | pixel**2 | HSM moments. Measured on g-band. | |
g_kronFlux | double | nJy | Flux from Kron Flux algorithm. Measured on g-band. | |
g_kronFluxErr | double | nJy | Flux uncertainty from Kron Flux algorithm. Measured on g-band. | |
g_kronFlux_flag | boolean | General failure flag, set if anything went wrong. 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 be 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 aperture. Measured on g-band. | ||
g_kronFlux_flag_used_psf_radius | boolean | Used the PSF Kron radius for the Kron aperture. Measured on g-band. | ||
g_kronRad | float | Kron radius (sqrt(a*b)). Measured on g-band. | ||
g_pixelFlags_bad | boolean | Bad pixel in the Source footprint. Measured on g-band. | ||
g_pixelFlags_clipped | boolean | Source footprint includes CLIPPED pixels. Measured on g-band. | ||
g_pixelFlags_clippedCenter | boolean | Source center is close to CLIPPED pixels. Measured on g-band. | ||
g_pixelFlags_cr | boolean | Cosmic ray in the Source footprint. Measured on g-band. | ||
g_pixelFlags_crCenter | boolean | Cosmic ray in the Source center. Measured on g-band. | ||
g_pixelFlags_edge | boolean | Source is outside usable exposure region (masked EDGE or NO_DATA). Measured on g-band. | ||
g_pixelFlags_inexact_psf | boolean | Source footprint includes INEXACT_PSF pixels. Measured on g-band. | ||
g_pixelFlags_inexact_psfCenter | boolean | Source center is close to INEXACT_PSF pixels. Measured on g-band. | ||
g_pixelFlags_interpolated | boolean | Interpolated pixel in the Source footprint. Measured on g-band. | ||
g_pixelFlags_interpolatedCenter | boolean | Interpolated pixel in the Source center. Measured on g-band. | ||
g_pixelFlags_offimage | boolean | Source center is off image. Measured on g-band. | ||
g_pixelFlags_saturated | boolean | Saturated pixel in the Source footprint. Measured on g-band. | ||
g_pixelFlags_saturatedCenter | boolean | Saturated pixel in the Source center. Measured on g-band. | ||
g_pixelFlags_sensor_edge | boolean | Source footprint includes SENSOR_EDGE pixels. Measured on g-band. | ||
g_pixelFlags_sensor_edgeCenter | boolean | Source center is close to SENSOR_EDGE pixels. Measured on g-band. | ||
g_pixelFlags_suspect | boolean | Source's footprint includes suspect pixels. Measured on g-band. | ||
g_pixelFlags_suspectCenter | boolean | Source's center is close to suspect pixels. Measured on g-band. | ||
g_psfFlux | double | nJy | Flux derived from linear least-squares fit of PSF model. Forced on g-band. | |
g_psfFluxErr | double | nJy | Flux uncertainty derived from linear least-squares fit of PSF model. 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 | Set if unable to aperture correct base_PsfFlux. 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_ra | double | deg | Position in Right Ascension. Measured on g-band. | |
i_ap03Flux | double | nJy | Flux within 3.0-pixel aperture. Forced on i-band. | |
i_ap03FluxErr | double | nJy | Flux uncertainty within 3.0-pixel aperture. Forced on i-band. | |
i_ap03Flux_flag | boolean | General Failure Flag. Forced on i-band. | ||
i_ap06Flux | double | nJy | Flux within 6.0-pixel aperture. Forced on i-band. | |
i_ap06FluxErr | double | nJy | Flux uncertainty within 6.0-pixel aperture. Forced on i-band. | |
i_ap06Flux_flag | boolean | General Failure Flag. Forced on i-band. | ||
i_ap09Flux | double | nJy | Flux within 9.0-pixel aperture. Forced on i-band. | |
i_ap09FluxErr | double | nJy | Flux uncertainty within 9.0-pixel aperture. Forced on i-band. | |
i_ap09Flux_flag | boolean | General Failure Flag. Forced on i-band. | ||
i_ap12Flux | double | nJy | Flux within 12.0-pixel aperture. Forced on i-band. | |
i_ap12FluxErr | double | nJy | Flux uncertainty within 12.0-pixel aperture. Forced on i-band. | |
i_ap12Flux_flag | boolean | General Failure Flag. Forced on i-band. | ||
i_ap17Flux | double | nJy | Flux within 17.0-pixel aperture. Forced on i-band. | |
i_ap17FluxErr | double | nJy | Flux uncertainty within 17.0-pixel aperture. Forced on i-band. | |
i_ap17Flux_flag | boolean | General Failure Flag. Forced on i-band. | ||
i_ap25Flux | double | nJy | Flux within 25.0-pixel aperture. Forced on i-band. | |
i_ap25FluxErr | double | nJy | Flux uncertainty within 25.0-pixel aperture. Forced on i-band. | |
i_ap25Flux_flag | boolean | General Failure Flag. Forced on i-band. | ||
i_ap35Flux | double | nJy | Flux within 35.0-pixel aperture. Forced on i-band. | |
i_ap35FluxErr | double | nJy | Flux uncertainty within 35.0-pixel aperture. Forced on i-band. | |
i_ap35Flux_flag | boolean | General Failure Flag. Forced on i-band. | ||
i_ap50Flux | double | nJy | Flux within 50.0-pixel aperture. Forced on i-band. | |
i_ap50FluxErr | double | nJy | Flux uncertainty within 50.0-pixel aperture. Forced on i-band. | |
i_ap50Flux_flag | boolean | General Failure Flag. Forced on i-band. | ||
i_ap70Flux | double | nJy | Flux within 70.0-pixel aperture. Forced on i-band. | |
i_ap70FluxErr | double | nJy | Flux uncertainty within 70.0-pixel aperture. Forced on i-band. | |
i_ap70Flux_flag | boolean | General Failure Flag. Forced on i-band. | ||
i_apFlux_flag | boolean | General Failure Flag. Measured on i-band. | ||
i_apFlux_flag_apertureTruncated | boolean | Aperture did not fit within measurement image. Measured on i-band. | ||
i_apFlux_flag_sincCoeffsTruncated | boolean | Full sinc coefficient image did not fit within measurement image. Measured on i-band. | ||
i_bdChi2 | double | -ln(likelihood) (chi^2) in cmodel fit. Measured on i-band. | ||
i_bdE1 | double | pixel**2 | FracDev-weighted average of exp.ellipse and dev.ellipse. Measured on i-band. | |
i_bdE2 | double | pixel**2 | FracDev-weighted average of exp.ellipse and dev.ellipse. Measured on i-band. | |
i_bdFluxB | double | nJy | Flux from the de Vaucouleurs fit. Measured on i-band. | |
i_bdFluxBErr | double | nJy | Flux uncertainty from the de Vaucouleurs fit. Measured on i-band. | |
i_bdFluxD | double | nJy | Flux from the exponential fit. Measured on i-band. | |
i_bdFluxDErr | double | nJy | Flux uncertainty from the exponential fit. Measured on i-band. | |
i_bdReB | double | pixel**2 | Half-light ellipse of the de Vaucouleurs fit. Measured on i-band. | |
i_bdReD | double | pixel**2 | Half-light ellipse of the exponential fit. Measured on i-band. | |
i_blendedness | 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. Measured on i-band. | ||
i_blendedness_flag | boolean | General Failure Flag. Measured on i-band. | ||
i_cModelFlux | double | nJy | Flux from the final cmodel fit. Forced on i-band. | |
i_cModelFluxErr | double | nJy | Flux uncertainty from the final cmodel fit. Forced on i-band. | |
i_cModelFlux_inner | double | nJy | Flux within the fit region, with no extrapolation. 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 | Set if unable to aperture correct modelfit_CModel. Forced on i-band. | ||
i_calibFlux | double | nJy | Flux within 12.0-pixel aperture. Measured on i-band. | |
i_calibFluxErr | double | nJy | Flux uncertainty within 12.0-pixel aperture. Measured on i-band. | |
i_calibFlux_flag | boolean | General Failure Flag. Measured on i-band. | ||
i_calibFlux_flag_apertureTruncated | boolean | Aperture did not fit within measurement image. Measured on i-band. | ||
i_calibFlux_flag_sincCoeffsTruncated | boolean | Full sinc coefficient image did not fit within measurement image. 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_centroid_flag | boolean | General Failure Flag. Measured on i-band. | ||
i_centroid_x | double | pixel | Centroid from 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 SDSS Centroid algorithm. Measured on i-band. | |
i_centroid_yErr | float | pixel | 1-sigma uncertainty on y position. Measured on i-band. | |
i_decl | double | deg | Position in Declination. Measured on i-band. | |
i_extendedness | double | Set to 1 for extended sources, 0 for point sources. Measured on i-band. | ||
i_extendedness_flag | boolean | Set to 1 for any fatal failure. Measured on i-band. | ||
i_free_cModelFlux | double | nJy | Flux from the final cmodel fit. Measured on i-band. | |
i_free_cModelFluxErr | double | nJy | Flux uncertainty from the final cmodel fit. 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_free_cModelFlux_inner | double | nJy | Flux within the fit region, with no extrapolation. Measured on i-band. | |
i_free_psfFlux | double | nJy | Flux derived from linear least-squares fit of PSF model. Measured on i-band. | |
i_free_psfFluxErr | double | nJy | Flux uncertainty derived from linear least-squares fit of PSF model. Measured on i-band. | |
i_free_psfFlux_flag | boolean | General Failure Flag. Measured on i-band. | ||
i_fwhm | double | pixel**2 | HSM moments. Measured on i-band. | |
i_gaap0p5Flux | double | nJy | GaaP flux with 0.5 aperture after multiplying the seeing by 1.15. Forced on i-band. | |
i_gaap0p5FluxErr | double | nJy | GaaP flux uncertainty with 0.5 aperture after multiplying the seeing by 1.15. Forced on i-band. | |
i_gaap0p5Flux_flag_bigPsf | boolean | The Gaussianized PSF is bigger than the aperture. Forced on i-band. | ||
i_gaap0p7Flux | double | nJy | GaaP flux with 0.7 aperture after multiplying the seeing by 1.15. Forced on i-band. | |
i_gaap0p7FluxErr | double | nJy | GaaP flux uncertainty with 0.7 aperture after multiplying the seeing by 1.15. Forced on i-band. | |
i_gaap0p7Flux_flag_bigPsf | boolean | The Gaussianized PSF is bigger than the aperture. Forced on i-band. | ||
i_gaap1p0Flux | double | nJy | GaaP flux with 1.0 aperture after multiplying the seeing by 1.15. Forced on i-band. | |
i_gaap1p0FluxErr | double | nJy | GaaP flux uncertainty with 1.0 aperture after multiplying the seeing by 1.15. Forced on i-band. | |
i_gaap1p0Flux_flag_bigPsf | boolean | The Gaussianized PSF is bigger than the aperture. Forced on i-band. | ||
i_gaap1p5Flux | double | nJy | GaaP flux with 1.5 aperture after multiplying the seeing by 1.15. Forced on i-band. | |
i_gaap1p5FluxErr | double | nJy | GaaP flux uncertainty with 1.5 aperture after multiplying the seeing by 1.15. Forced on i-band. | |
i_gaap1p5Flux_flag_bigPsf | boolean | The Gaussianized PSF is bigger than the aperture. Forced on i-band. | ||
i_gaap2p5Flux | double | nJy | GaaP flux with 2.5 aperture after multiplying the seeing by 1.15. Forced on i-band. | |
i_gaap2p5FluxErr | double | nJy | GaaP flux uncertainty with 2.5 aperture after multiplying the seeing by 1.15. Forced on i-band. | |
i_gaap2p5Flux_flag_bigPsf | boolean | The Gaussianized PSF is bigger than the aperture. Forced on i-band. | ||
i_gaap3p0Flux | double | nJy | GaaP flux with 3.0 aperture after multiplying the seeing by 1.15. Forced on i-band. | |
i_gaap3p0FluxErr | double | nJy | GaaP flux uncertainty with 3.0 aperture after multiplying the seeing by 1.15. Forced on i-band. | |
i_gaap3p0Flux_flag_bigPsf | boolean | The Gaussianized PSF is bigger than the aperture. Forced on i-band. | ||
i_gaapFlux_flag | boolean | Set for any fatal failure. 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 | double | nJy | GaaP flux with optimal aperture after multiplying the seeing by 1.15. Forced on i-band. | |
i_gaapOptimalFluxErr | double | nJy | GaaP flux uncertainty with optimal aperture after multiplying the seeing by 1.15. Forced on i-band. | |
i_gaapOptimalFlux_flag_bigPsf | boolean | The Gaussianized PSF is bigger than the aperture. Forced on i-band. | ||
i_gaapPsfFlux | double | nJy | GaaP flux with PSF aperture after multiplying the seeing by 1.15. Forced on i-band. | |
i_gaapPsfFluxErr | double | nJy | GaaP flux uncertainty with PSF aperture after multiplying the seeing by 1.15. Forced on i-band. | |
i_hsmShapeRegauss_e1 | double | PSF-corrected shear using Hirata & Seljak (2003) regaussianization. Measured on i-band. | ||
i_hsmShapeRegauss_e2 | double | PSF-corrected shear using Hirata & Seljak (2003) regaussianization. Measured on i-band. | ||
i_hsmShapeRegauss_flag | boolean | General failure flag, set if anything went wrong. Measured on i-band. | ||
i_hsmShapeRegauss_sigma | double | PSF-corrected shear using Hirata & Seljak (2003) regaussianization. Measured on i-band. | ||
i_iDebiasedPSF_flag | boolean | General failure flag, set if anything went wrong. Measured on i-band. | ||
i_iPSF_flag | boolean | General failure flag, set if anything went wrong. Measured on i-band. | ||
i_iRound_flag | double | pixel**2 | HSM moments. Measured on i-band. | |
i_i_flag | boolean | General failure flag, set if anything went wrong. Measured on i-band. | ||
i_inputCount | int | Number of images contributing at center, not including any clipping. Forced on i-band. | ||
i_inputCount_flag | boolean | Set for any fatal failure. Forced on i-band. | ||
i_inputCount_flag_noInputs | boolean | No coadd inputs available. Forced on i-band. | ||
i_ixx | double | pixel**2 | HSM moments. Measured on i-band. | |
i_ixxDebiasedPSF | double | pixel**2 | HSM moments. Measured on i-band. | |
i_ixxPSF | double | pixel**2 | HSM moments. Measured on i-band. | |
i_ixxRound | double | pixel**2 | HSM moments. Measured on i-band. | |
i_ixy | double | pixel**2 | HSM moments. Measured on i-band. | |
i_ixyDebiasedPSF | double | pixel**2 | HSM moments. Measured on i-band. | |
i_ixyPSF | double | pixel**2 | HSM moments. Measured on i-band. | |
i_ixyRound | double | pixel**2 | HSM moments. Measured on i-band. | |
i_iyy | double | pixel**2 | HSM moments. Measured on i-band. | |
i_iyyDebiasedPSF | double | pixel**2 | HSM moments. Measured on i-band. | |
i_iyyPSF | double | pixel**2 | HSM moments. Measured on i-band. | |
i_iyyRound | double | pixel**2 | HSM moments. Measured on i-band. | |
i_kronFlux | double | nJy | Flux from Kron Flux algorithm. Measured on i-band. | |
i_kronFluxErr | double | nJy | Flux uncertainty from Kron Flux algorithm. Measured on i-band. | |
i_kronFlux_flag | boolean | General failure flag, set if anything went wrong. 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 be 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 aperture. Measured on i-band. | ||
i_kronFlux_flag_used_psf_radius | boolean | Used the PSF Kron radius for the Kron aperture. Measured on i-band. | ||
i_kronRad | float | Kron radius (sqrt(a*b)). Measured on i-band. | ||
i_pixelFlags_bad | boolean | Bad pixel in the Source footprint. Measured on i-band. | ||
i_pixelFlags_clipped | boolean | Source footprint includes CLIPPED pixels. Measured on i-band. | ||
i_pixelFlags_clippedCenter | boolean | Source center is close to CLIPPED pixels. Measured on i-band. | ||
i_pixelFlags_cr | boolean | Cosmic ray in the Source footprint. Measured on i-band. | ||
i_pixelFlags_crCenter | boolean | Cosmic ray in the Source center. Measured on i-band. | ||
i_pixelFlags_edge | boolean | Source is outside usable exposure region (masked EDGE or NO_DATA). Measured on i-band. | ||
i_pixelFlags_inexact_psf | boolean | Source footprint includes INEXACT_PSF pixels. Measured on i-band. | ||
i_pixelFlags_inexact_psfCenter | boolean | Source center is close to INEXACT_PSF pixels. Measured on i-band. | ||
i_pixelFlags_interpolated | boolean | Interpolated pixel in the Source footprint. Measured on i-band. | ||
i_pixelFlags_interpolatedCenter | boolean | Interpolated pixel in the Source center. Measured on i-band. | ||
i_pixelFlags_offimage | boolean | Source center is off image. Measured on i-band. | ||
i_pixelFlags_saturated | boolean | Saturated pixel in the Source footprint. Measured on i-band. | ||
i_pixelFlags_saturatedCenter | boolean | Saturated pixel in the Source center. Measured on i-band. | ||
i_pixelFlags_sensor_edge | boolean | Source footprint includes SENSOR_EDGE pixels. Measured on i-band. | ||
i_pixelFlags_sensor_edgeCenter | boolean | Source center is close to SENSOR_EDGE pixels. Measured on i-band. | ||
i_pixelFlags_suspect | boolean | Source's footprint includes suspect pixels. Measured on i-band. | ||
i_pixelFlags_suspectCenter | boolean | Source's center is close to suspect pixels. Measured on i-band. | ||
i_psfFlux | double | nJy | Flux derived from linear least-squares fit of PSF model. Forced on i-band. | |
i_psfFluxErr | double | nJy | Flux uncertainty derived from linear least-squares fit of PSF model. 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 | Set if unable to aperture correct base_PsfFlux. 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_ra | double | deg | Position in Right Ascension. Measured on i-band. | |
merge_peak_sky | boolean | Peak detected in filter sky | ||
objectId | long | Unique id. Unique ObjectID | ||
parentObjectId | long | Unique ID of parent source. Reference band. | ||
patch | long | Skymap patch ID | ||
r_ap03Flux | double | nJy | Flux within 3.0-pixel aperture. Forced on r-band. | |
r_ap03FluxErr | double | nJy | Flux uncertainty within 3.0-pixel aperture. Forced on r-band. | |
r_ap03Flux_flag | boolean | General Failure Flag. Forced on r-band. | ||
r_ap06Flux | double | nJy | Flux within 6.0-pixel aperture. Forced on r-band. | |
r_ap06FluxErr | double | nJy | Flux uncertainty within 6.0-pixel aperture. Forced on r-band. | |
r_ap06Flux_flag | boolean | General Failure Flag. Forced on r-band. | ||
r_ap09Flux | double | nJy | Flux within 9.0-pixel aperture. Forced on r-band. | |
r_ap09FluxErr | double | nJy | Flux uncertainty within 9.0-pixel aperture. Forced on r-band. | |
r_ap09Flux_flag | boolean | General Failure Flag. Forced on r-band. | ||
r_ap12Flux | double | nJy | Flux within 12.0-pixel aperture. Forced on r-band. | |
r_ap12FluxErr | double | nJy | Flux uncertainty within 12.0-pixel aperture. Forced on r-band. | |
r_ap12Flux_flag | boolean | General Failure Flag. Forced on r-band. | ||
r_ap17Flux | double | nJy | Flux within 17.0-pixel aperture. Forced on r-band. | |
r_ap17FluxErr | double | nJy | Flux uncertainty within 17.0-pixel aperture. Forced on r-band. | |
r_ap17Flux_flag | boolean | General Failure Flag. Forced on r-band. | ||
r_ap25Flux | double | nJy | Flux within 25.0-pixel aperture. Forced on r-band. | |
r_ap25FluxErr | double | nJy | Flux uncertainty within 25.0-pixel aperture. Forced on r-band. | |
r_ap25Flux_flag | boolean | General Failure Flag. Forced on r-band. | ||
r_ap35Flux | double | nJy | Flux within 35.0-pixel aperture. Forced on r-band. | |
r_ap35FluxErr | double | nJy | Flux uncertainty within 35.0-pixel aperture. Forced on r-band. | |
r_ap35Flux_flag | boolean | General Failure Flag. Forced on r-band. | ||
r_ap50Flux | double | nJy | Flux within 50.0-pixel aperture. Forced on r-band. | |
r_ap50FluxErr | double | nJy | Flux uncertainty within 50.0-pixel aperture. Forced on r-band. | |
r_ap50Flux_flag | boolean | General Failure Flag. Forced on r-band. | ||
r_ap70Flux | double | nJy | Flux within 70.0-pixel aperture. Forced on r-band. | |
r_ap70FluxErr | double | nJy | Flux uncertainty within 70.0-pixel aperture. Forced on r-band. | |
r_ap70Flux_flag | boolean | General Failure Flag. Forced on r-band. | ||
r_apFlux_flag | boolean | General Failure Flag. Measured on r-band. | ||
r_apFlux_flag_apertureTruncated | boolean | Aperture did not fit within measurement image. Measured on r-band. | ||
r_apFlux_flag_sincCoeffsTruncated | boolean | Full sinc coefficient image did not fit within measurement image. Measured on r-band. | ||
r_bdChi2 | double | -ln(likelihood) (chi^2) in cmodel fit. Measured on r-band. | ||
r_bdE1 | double | pixel**2 | FracDev-weighted average of exp.ellipse and dev.ellipse. Measured on r-band. | |
r_bdE2 | double | pixel**2 | FracDev-weighted average of exp.ellipse and dev.ellipse. Measured on r-band. | |
r_bdFluxB | double | nJy | Flux from the de Vaucouleurs fit. Measured on r-band. | |
r_bdFluxBErr | double | nJy | Flux uncertainty from the de Vaucouleurs fit. Measured on r-band. | |
r_bdFluxD | double | nJy | Flux from the exponential fit. Measured on r-band. | |
r_bdFluxDErr | double | nJy | Flux uncertainty from the exponential fit. Measured on r-band. | |
r_bdReB | double | pixel**2 | Half-light ellipse of the de Vaucouleurs fit. Measured on r-band. | |
r_bdReD | double | pixel**2 | Half-light ellipse of the exponential fit. Measured on r-band. | |
r_blendedness | 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. Measured on r-band. | ||
r_blendedness_flag | boolean | General Failure Flag. Measured on r-band. | ||
r_cModelFlux | double | nJy | Flux from the final cmodel fit. Forced on r-band. | |
r_cModelFluxErr | double | nJy | Flux uncertainty from the final cmodel fit. Forced on r-band. | |
r_cModelFlux_inner | double | nJy | Flux within the fit region, with no extrapolation. 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 | Set if unable to aperture correct modelfit_CModel. Forced on r-band. | ||
r_calibFlux | double | nJy | Flux within 12.0-pixel aperture. Measured on r-band. | |
r_calibFluxErr | double | nJy | Flux uncertainty within 12.0-pixel aperture. Measured on r-band. | |
r_calibFlux_flag | boolean | General Failure Flag. Measured on r-band. | ||
r_calibFlux_flag_apertureTruncated | boolean | Aperture did not fit within measurement image. Measured on r-band. | ||
r_calibFlux_flag_sincCoeffsTruncated | boolean | Full sinc coefficient image did not fit within measurement image. 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_centroid_flag | boolean | General Failure Flag. Measured on r-band. | ||
r_centroid_x | double | pixel | Centroid from 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 SDSS Centroid algorithm. Measured on r-band. | |
r_centroid_yErr | float | pixel | 1-sigma uncertainty on y position. Measured on r-band. | |
r_decl | double | deg | Position in Declination. Measured on r-band. | |
r_extendedness | double | Set to 1 for extended sources, 0 for point sources. Measured on r-band. | ||
r_extendedness_flag | boolean | Set to 1 for any fatal failure. Measured on r-band. | ||
r_free_cModelFlux | double | nJy | Flux from the final cmodel fit. Measured on r-band. | |
r_free_cModelFluxErr | double | nJy | Flux uncertainty from the final cmodel fit. 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_free_cModelFlux_inner | double | nJy | Flux within the fit region, with no extrapolation. Measured on r-band. | |
r_free_psfFlux | double | nJy | Flux derived from linear least-squares fit of PSF model. Measured on r-band. | |
r_free_psfFluxErr | double | nJy | Flux uncertainty derived from linear least-squares fit of PSF model. Measured on r-band. | |
r_free_psfFlux_flag | boolean | General Failure Flag. Measured on r-band. | ||
r_fwhm | double | pixel**2 | HSM moments. Measured on r-band. | |
r_gaap0p5Flux | double | nJy | GaaP flux with 0.5 aperture after multiplying the seeing by 1.15. Forced on r-band. | |
r_gaap0p5FluxErr | double | nJy | GaaP flux uncertainty with 0.5 aperture after multiplying the seeing by 1.15. Forced on r-band. | |
r_gaap0p5Flux_flag_bigPsf | boolean | The Gaussianized PSF is bigger than the aperture. Forced on r-band. | ||
r_gaap0p7Flux | double | nJy | GaaP flux with 0.7 aperture after multiplying the seeing by 1.15. Forced on r-band. | |
r_gaap0p7FluxErr | double | nJy | GaaP flux uncertainty with 0.7 aperture after multiplying the seeing by 1.15. Forced on r-band. | |
r_gaap0p7Flux_flag_bigPsf | boolean | The Gaussianized PSF is bigger than the aperture. Forced on r-band. | ||
r_gaap1p0Flux | double | nJy | GaaP flux with 1.0 aperture after multiplying the seeing by 1.15. Forced on r-band. | |
r_gaap1p0FluxErr | double | nJy | GaaP flux uncertainty with 1.0 aperture after multiplying the seeing by 1.15. Forced on r-band. | |
r_gaap1p0Flux_flag_bigPsf | boolean | The Gaussianized PSF is bigger than the aperture. Forced on r-band. | ||
r_gaap1p5Flux | double | nJy | GaaP flux with 1.5 aperture after multiplying the seeing by 1.15. Forced on r-band. | |
r_gaap1p5FluxErr | double | nJy | GaaP flux uncertainty with 1.5 aperture after multiplying the seeing by 1.15. Forced on r-band. | |
r_gaap1p5Flux_flag_bigPsf | boolean | The Gaussianized PSF is bigger than the aperture. Forced on r-band. | ||
r_gaap2p5Flux | double | nJy | GaaP flux with 2.5 aperture after multiplying the seeing by 1.15. Forced on r-band. | |
r_gaap2p5FluxErr | double | nJy | GaaP flux uncertainty with 2.5 aperture after multiplying the seeing by 1.15. Forced on r-band. | |
r_gaap2p5Flux_flag_bigPsf | boolean | The Gaussianized PSF is bigger than the aperture. Forced on r-band. | ||
r_gaap3p0Flux | double | nJy | GaaP flux with 3.0 aperture after multiplying the seeing by 1.15. Forced on r-band. | |
r_gaap3p0FluxErr | double | nJy | GaaP flux uncertainty with 3.0 aperture after multiplying the seeing by 1.15. Forced on r-band. | |
r_gaap3p0Flux_flag_bigPsf | boolean | The Gaussianized PSF is bigger than the aperture. Forced on r-band. | ||
r_gaapFlux_flag | boolean | Set for any fatal failure. 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 | double | nJy | GaaP flux with optimal aperture after multiplying the seeing by 1.15. Forced on r-band. | |
r_gaapOptimalFluxErr | double | nJy | GaaP flux uncertainty with optimal aperture after multiplying the seeing by 1.15. Forced on r-band. | |
r_gaapOptimalFlux_flag_bigPsf | boolean | The Gaussianized PSF is bigger than the aperture. Forced on r-band. | ||
r_gaapPsfFlux | double | nJy | GaaP flux with PSF aperture after multiplying the seeing by 1.15. Forced on r-band. | |
r_gaapPsfFluxErr | double | nJy | GaaP flux uncertainty with PSF aperture after multiplying the seeing by 1.15. Forced on r-band. | |
r_hsmShapeRegauss_e1 | double | PSF-corrected shear using Hirata & Seljak (2003) regaussianization. Measured on r-band. | ||
r_hsmShapeRegauss_e2 | double | PSF-corrected shear using Hirata & Seljak (2003) regaussianization. Measured on r-band. | ||
r_hsmShapeRegauss_flag | boolean | General failure flag, set if anything went wrong. Measured on r-band. | ||
r_hsmShapeRegauss_sigma | double | PSF-corrected shear using Hirata & Seljak (2003) regaussianization. Measured on r-band. | ||
r_iDebiasedPSF_flag | boolean | General failure flag, set if anything went wrong. Measured on r-band. | ||
r_iPSF_flag | boolean | General failure flag, set if anything went wrong. Measured on r-band. | ||
r_iRound_flag | double | pixel**2 | HSM moments. Measured on r-band. | |
r_i_flag | boolean | General failure flag, set if anything went wrong. Measured on r-band. | ||
r_inputCount | int | Number of images contributing at center, not including any clipping. Forced on r-band. | ||
r_inputCount_flag | boolean | Set for any fatal failure. Forced on r-band. | ||
r_inputCount_flag_noInputs | boolean | No coadd inputs available. Forced on r-band. | ||
r_ixx | double | pixel**2 | HSM moments. Measured on r-band. | |
r_ixxDebiasedPSF | double | pixel**2 | HSM moments. Measured on r-band. | |
r_ixxPSF | double | pixel**2 | HSM moments. Measured on r-band. | |
r_ixxRound | double | pixel**2 | HSM moments. Measured on r-band. | |
r_ixy | double | pixel**2 | HSM moments. Measured on r-band. | |
r_ixyDebiasedPSF | double | pixel**2 | HSM moments. Measured on r-band. | |
r_ixyPSF | double | pixel**2 | HSM moments. Measured on r-band. | |
r_ixyRound | double | pixel**2 | HSM moments. Measured on r-band. | |
r_iyy | double | pixel**2 | HSM moments. Measured on r-band. | |
r_iyyDebiasedPSF | double | pixel**2 | HSM moments. Measured on r-band. | |
r_iyyPSF | double | pixel**2 | HSM moments. Measured on r-band. | |
r_iyyRound | double | pixel**2 | HSM moments. Measured on r-band. | |
r_kronFlux | double | nJy | Flux from Kron Flux algorithm. Measured on r-band. | |
r_kronFluxErr | double | nJy | Flux uncertainty from Kron Flux algorithm. Measured on r-band. | |
r_kronFlux_flag | boolean | General failure flag, set if anything went wrong. 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 be 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 aperture. Measured on r-band. | ||
r_kronFlux_flag_used_psf_radius | boolean | Used the PSF Kron radius for the Kron aperture. Measured on r-band. | ||
r_kronRad | float | Kron radius (sqrt(a*b)). Measured on r-band. | ||
r_pixelFlags_bad | boolean | Bad pixel in the Source footprint. Measured on r-band. | ||
r_pixelFlags_clipped | boolean | Source footprint includes CLIPPED pixels. Measured on r-band. | ||
r_pixelFlags_clippedCenter | boolean | Source center is close to CLIPPED pixels. Measured on r-band. | ||
r_pixelFlags_cr | boolean | Cosmic ray in the Source footprint. Measured on r-band. | ||
r_pixelFlags_crCenter | boolean | Cosmic ray in the Source center. Measured on r-band. | ||
r_pixelFlags_edge | boolean | Source is outside usable exposure region (masked EDGE or NO_DATA). Measured on r-band. | ||
r_pixelFlags_inexact_psf | boolean | Source footprint includes INEXACT_PSF pixels. Measured on r-band. | ||
r_pixelFlags_inexact_psfCenter | boolean | Source center is close to INEXACT_PSF pixels. Measured on r-band. | ||
r_pixelFlags_interpolated | boolean | Interpolated pixel in the Source footprint. Measured on r-band. | ||
r_pixelFlags_interpolatedCenter | boolean | Interpolated pixel in the Source center. Measured on r-band. | ||
r_pixelFlags_offimage | boolean | Source center is off image. Measured on r-band. | ||
r_pixelFlags_saturated | boolean | Saturated pixel in the Source footprint. Measured on r-band. | ||
r_pixelFlags_saturatedCenter | boolean | Saturated pixel in the Source center. Measured on r-band. | ||
r_pixelFlags_sensor_edge | boolean | Source footprint includes SENSOR_EDGE pixels. Measured on r-band. | ||
r_pixelFlags_sensor_edgeCenter | boolean | Source center is close to SENSOR_EDGE pixels. Measured on r-band. | ||
r_pixelFlags_suspect | boolean | Source's footprint includes suspect pixels. Measured on r-band. | ||
r_pixelFlags_suspectCenter | boolean | Source's center is close to suspect pixels. Measured on r-band. | ||
r_psfFlux | double | nJy | Flux derived from linear least-squares fit of PSF model. Forced on r-band. | |
r_psfFluxErr | double | nJy | Flux uncertainty derived from linear least-squares fit of PSF model. 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 | Set if unable to aperture correct base_PsfFlux. 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_ra | double | deg | Position in Right Ascension. Measured on r-band. | |
refBand | char | Reference band - parameters measured on coadds of this band were used for multi-band forced photometry | ||
refExtendedness | double | Set to 1 for extended sources, 0 for point sources. Reference band. | ||
refFwhm | double | Estimated FWHM on the reference band at source center assuming a Gaussian profile | ||
shape_flag | boolean | General failure flag, set if anything went wrong. Reference band. | ||
shape_xx | double | pixel**2 | Hirata-Seljak-Mandelbaum (HSM) moments. Reference band. | |
shape_xy | double | pixel**2 | HSM moments. Reference band. | |
shape_yy | double | pixel**2 | HSM moments. Reference band. | |
sky_object | boolean | No source was detected here. This object exists to characterize properties of the sky background | ||
skymap | char | Name of skymap used for coadd projection | ||
tract | long | Skymap tract ID | ||
u_ap03Flux | double | nJy | Flux within 3.0-pixel aperture. Forced on u-band. | |
u_ap03FluxErr | double | nJy | Flux uncertainty within 3.0-pixel aperture. Forced on u-band. | |
u_ap03Flux_flag | boolean | General Failure Flag. Forced on u-band. | ||
u_ap06Flux | double | nJy | Flux within 6.0-pixel aperture. Forced on u-band. | |
u_ap06FluxErr | double | nJy | Flux uncertainty within 6.0-pixel aperture. Forced on u-band. | |
u_ap06Flux_flag | boolean | General Failure Flag. Forced on u-band. | ||
u_ap09Flux | double | nJy | Flux within 9.0-pixel aperture. Forced on u-band. | |
u_ap09FluxErr | double | nJy | Flux uncertainty within 9.0-pixel aperture. Forced on u-band. | |
u_ap09Flux_flag | boolean | General Failure Flag. Forced on u-band. | ||
u_ap12Flux | double | nJy | Flux within 12.0-pixel aperture. Forced on u-band. | |
u_ap12FluxErr | double | nJy | Flux uncertainty within 12.0-pixel aperture. Forced on u-band. | |
u_ap12Flux_flag | boolean | General Failure Flag. Forced on u-band. | ||
u_ap17Flux | double | nJy | Flux within 17.0-pixel aperture. Forced on u-band. | |
u_ap17FluxErr | double | nJy | Flux uncertainty within 17.0-pixel aperture. Forced on u-band. | |
u_ap17Flux_flag | boolean | General Failure Flag. Forced on u-band. | ||
u_ap25Flux | double | nJy | Flux within 25.0-pixel aperture. Forced on u-band. | |
u_ap25FluxErr | double | nJy | Flux uncertainty within 25.0-pixel aperture. Forced on u-band. | |
u_ap25Flux_flag | boolean | General Failure Flag. Forced on u-band. | ||
u_ap35Flux | double | nJy | Flux within 35.0-pixel aperture. Forced on u-band. | |
u_ap35FluxErr | double | nJy | Flux uncertainty within 35.0-pixel aperture. Forced on u-band. | |
u_ap35Flux_flag | boolean | General Failure Flag. Forced on u-band. | ||
u_ap50Flux | double | nJy | Flux within 50.0-pixel aperture. Forced on u-band. | |
u_ap50FluxErr | double | nJy | Flux uncertainty within 50.0-pixel aperture. Forced on u-band. | |
u_ap50Flux_flag | boolean | General Failure Flag. Forced on u-band. | ||
u_ap70Flux | double | nJy | Flux within 70.0-pixel aperture. Forced on u-band. | |
u_ap70FluxErr | double | nJy | Flux uncertainty within 70.0-pixel aperture. Forced on u-band. | |
u_ap70Flux_flag | boolean | General Failure Flag. Forced on u-band. | ||
u_apFlux_flag | boolean | General Failure Flag. Measured on u-band. | ||
u_apFlux_flag_apertureTruncated | boolean | Aperture did not fit within measurement image. Measured on u-band. | ||
u_apFlux_flag_sincCoeffsTruncated | boolean | Full sinc coefficient image did not fit within measurement image. Measured on u-band. | ||
u_bdChi2 | double | -ln(likelihood) (chi^2) in cmodel fit. Measured on u-band. | ||
u_bdE1 | double | pixel**2 | FracDev-weighted average of exp.ellipse and dev.ellipse. Measured on u-band. | |
u_bdE2 | double | pixel**2 | FracDev-weighted average of exp.ellipse and dev.ellipse. Measured on u-band. | |
u_bdFluxB | double | nJy | Flux from the de Vaucouleurs fit. Measured on u-band. | |
u_bdFluxBErr | double | nJy | Flux uncertainty from the de Vaucouleurs fit. Measured on u-band. | |
u_bdFluxD | double | nJy | Flux from the exponential fit. Measured on u-band. | |
u_bdFluxDErr | double | nJy | Flux uncertainty from the exponential fit. Measured on u-band. | |
u_bdReB | double | pixel**2 | Half-light ellipse of the de Vaucouleurs fit. Measured on u-band. | |
u_bdReD | double | pixel**2 | Half-light ellipse of the exponential fit. Measured on u-band. | |
u_blendedness | 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. Measured on u-band. | ||
u_blendedness_flag | boolean | General Failure Flag. Measured on u-band. | ||
u_cModelFlux | double | nJy | Flux from the final cmodel fit. Forced on u-band. | |
u_cModelFluxErr | double | nJy | Flux uncertainty from the final cmodel fit. Forced on u-band. | |
u_cModelFlux_inner | double | nJy | Flux within the fit region, with no extrapolation. 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 | Set if unable to aperture correct modelfit_CModel. Forced on u-band. | ||
u_calibFlux | double | nJy | Flux within 12.0-pixel aperture. Measured on u-band. | |
u_calibFluxErr | double | nJy | Flux uncertainty within 12.0-pixel aperture. Measured on u-band. | |
u_calibFlux_flag | boolean | General Failure Flag. Measured on u-band. | ||
u_calibFlux_flag_apertureTruncated | boolean | Aperture did not fit within measurement image. Measured on u-band. | ||
u_calibFlux_flag_sincCoeffsTruncated | boolean | Full sinc coefficient image did not fit within measurement image. 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_centroid_flag | boolean | General Failure Flag. Measured on u-band. | ||
u_centroid_x | double | pixel | Centroid from 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 SDSS Centroid algorithm. Measured on u-band. | |
u_centroid_yErr | float | pixel | 1-sigma uncertainty on y position. Measured on u-band. | |
u_decl | double | deg | Position in Declination. Measured on u-band. | |
u_extendedness | double | Set to 1 for extended sources, 0 for point sources. Measured on u-band. | ||
u_extendedness_flag | boolean | Set to 1 for any fatal failure. Measured on u-band. | ||
u_free_cModelFlux | double | nJy | Flux from the final cmodel fit. Measured on u-band. | |
u_free_cModelFluxErr | double | nJy | Flux uncertainty from the final cmodel fit. 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_free_cModelFlux_inner | double | nJy | Flux within the fit region, with no extrapolation. Measured on u-band. | |
u_free_psfFlux | double | nJy | Flux derived from linear least-squares fit of PSF model. Measured on u-band. | |
u_free_psfFluxErr | double | nJy | Flux uncertainty derived from linear least-squares fit of PSF model. Measured on u-band. | |
u_free_psfFlux_flag | boolean | General Failure Flag. Measured on u-band. | ||
u_fwhm | double | pixel**2 | HSM moments. Measured on u-band. | |
u_gaap0p5Flux | double | nJy | GaaP flux with 0.5 aperture after multiplying the seeing by 1.15. Forced on u-band. | |
u_gaap0p5FluxErr | double | nJy | GaaP flux uncertainty with 0.5 aperture after multiplying the seeing by 1.15. Forced on u-band. | |
u_gaap0p5Flux_flag_bigPsf | boolean | The Gaussianized PSF is bigger than the aperture. Forced on u-band. | ||
u_gaap0p7Flux | double | nJy | GaaP flux with 0.7 aperture after multiplying the seeing by 1.15. Forced on u-band. | |
u_gaap0p7FluxErr | double | nJy | GaaP flux uncertainty with 0.7 aperture after multiplying the seeing by 1.15. Forced on u-band. | |
u_gaap0p7Flux_flag_bigPsf | boolean | The Gaussianized PSF is bigger than the aperture. Forced on u-band. | ||
u_gaap1p0Flux | double | nJy | GaaP flux with 1.0 aperture after multiplying the seeing by 1.15. Forced on u-band. | |
u_gaap1p0FluxErr | double | nJy | GaaP flux uncertainty with 1.0 aperture after multiplying the seeing by 1.15. Forced on u-band. | |
u_gaap1p0Flux_flag_bigPsf | boolean | The Gaussianized PSF is bigger than the aperture. Forced on u-band. | ||
u_gaap1p5Flux | double | nJy | GaaP flux with 1.5 aperture after multiplying the seeing by 1.15. Forced on u-band. | |
u_gaap1p5FluxErr | double | nJy | GaaP flux uncertainty with 1.5 aperture after multiplying the seeing by 1.15. Forced on u-band. | |
u_gaap1p5Flux_flag_bigPsf | boolean | The Gaussianized PSF is bigger than the aperture. Forced on u-band. | ||
u_gaap2p5Flux | double | nJy | GaaP flux with 2.5 aperture after multiplying the seeing by 1.15. Forced on u-band. | |
u_gaap2p5FluxErr | double | nJy | GaaP flux uncertainty with 2.5 aperture after multiplying the seeing by 1.15. Forced on u-band. | |
u_gaap2p5Flux_flag_bigPsf | boolean | The Gaussianized PSF is bigger than the aperture. Forced on u-band. | ||
u_gaap3p0Flux | double | nJy | GaaP flux with 3.0 aperture after multiplying the seeing by 1.15. Forced on u-band. | |
u_gaap3p0FluxErr | double | nJy | GaaP flux uncertainty with 3.0 aperture after multiplying the seeing by 1.15. Forced on u-band. | |
u_gaap3p0Flux_flag_bigPsf | boolean | The Gaussianized PSF is bigger than the aperture. Forced on u-band. | ||
u_gaapFlux_flag | boolean | Set for any fatal failure. 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 | double | nJy | GaaP flux with optimal aperture after multiplying the seeing by 1.15. Forced on u-band. | |
u_gaapOptimalFluxErr | double | nJy | GaaP flux uncertainty with optimal aperture after multiplying the seeing by 1.15. Forced on u-band. | |
u_gaapOptimalFlux_flag_bigPsf | boolean | The Gaussianized PSF is bigger than the aperture. Forced on u-band. | ||
u_gaapPsfFlux | double | nJy | GaaP flux with PSF aperture after multiplying the seeing by 1.15. Forced on u-band. | |
u_gaapPsfFluxErr | double | nJy | GaaP flux uncertainty with PSF aperture after multiplying the seeing by 1.15. Forced on u-band. | |
u_hsmShapeRegauss_e1 | double | PSF-corrected shear using Hirata & Seljak (2003) regaussianization. Measured on u-band. | ||
u_hsmShapeRegauss_e2 | double | PSF-corrected shear using Hirata & Seljak (2003) regaussianization. Measured on u-band. | ||
u_hsmShapeRegauss_flag | boolean | General failure flag, set if anything went wrong. Measured on u-band. | ||
u_hsmShapeRegauss_sigma | double | PSF-corrected shear using Hirata & Seljak (2003) regaussianization. Measured on u-band. | ||
u_iDebiasedPSF_flag | boolean | General failure flag, set if anything went wrong. Measured on u-band. | ||
u_iPSF_flag | boolean | General failure flag, set if anything went wrong. Measured on u-band. | ||
u_iRound_flag | double | pixel**2 | HSM moments. Measured on u-band. | |
u_i_flag | boolean | General failure flag, set if anything went wrong. Measured on u-band. | ||
u_inputCount | int | Number of images contributing at center, not including any clipping. Forced on u-band. | ||
u_inputCount_flag | boolean | Set for any fatal failure. Forced on u-band. | ||
u_inputCount_flag_noInputs | boolean | No coadd inputs available. Forced on u-band. | ||
u_ixx | double | pixel**2 | HSM moments. Measured on u-band. | |
u_ixxDebiasedPSF | double | pixel**2 | HSM moments. Measured on u-band. | |
u_ixxPSF | double | pixel**2 | HSM moments. Measured on u-band. | |
u_ixxRound | double | pixel**2 | HSM moments. Measured on u-band. | |
u_ixy | double | pixel**2 | HSM moments. Measured on u-band. | |
u_ixyDebiasedPSF | double | pixel**2 | HSM moments. Measured on u-band. | |
u_ixyPSF | double | pixel**2 | HSM moments. Measured on u-band. | |
u_ixyRound | double | pixel**2 | HSM moments. Measured on u-band. | |
u_iyy | double | pixel**2 | HSM moments. Measured on u-band. | |
u_iyyDebiasedPSF | double | pixel**2 | HSM moments. Measured on u-band. | |
u_iyyPSF | double | pixel**2 | HSM moments. Measured on u-band. | |
u_iyyRound | double | pixel**2 | HSM moments. Measured on u-band. | |
u_kronFlux | double | nJy | Flux from Kron Flux algorithm. Measured on u-band. | |
u_kronFluxErr | double | nJy | Flux uncertainty from Kron Flux algorithm. Measured on u-band. | |
u_kronFlux_flag | boolean | General failure flag, set if anything went wrong. 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 be 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 aperture. Measured on u-band. | ||
u_kronFlux_flag_used_psf_radius | boolean | Used the PSF Kron radius for the Kron aperture. Measured on u-band. | ||
u_kronRad | float | Kron radius (sqrt(a*b)). Measured on u-band. | ||
u_pixelFlags_bad | boolean | Bad pixel in the Source footprint. Measured on u-band. | ||
u_pixelFlags_clipped | boolean | Source footprint includes CLIPPED pixels. Measured on u-band. | ||
u_pixelFlags_clippedCenter | boolean | Source center is close to CLIPPED pixels. Measured on u-band. | ||
u_pixelFlags_cr | boolean | Cosmic ray in the Source footprint. Measured on u-band. | ||
u_pixelFlags_crCenter | boolean | Cosmic ray in the Source center. Measured on u-band. | ||
u_pixelFlags_edge | boolean | Source is outside usable exposure region (masked EDGE or NO_DATA). Measured on u-band. | ||
u_pixelFlags_inexact_psf | boolean | Source footprint includes INEXACT_PSF pixels. Measured on u-band. | ||
u_pixelFlags_inexact_psfCenter | boolean | Source center is close to INEXACT_PSF pixels. Measured on u-band. | ||
u_pixelFlags_interpolated | boolean | Interpolated pixel in the Source footprint. Measured on u-band. | ||
u_pixelFlags_interpolatedCenter | boolean | Interpolated pixel in the Source center. Measured on u-band. | ||
u_pixelFlags_offimage | boolean | Source center is off image. Measured on u-band. | ||
u_pixelFlags_saturated | boolean | Saturated pixel in the Source footprint. Measured on u-band. | ||
u_pixelFlags_saturatedCenter | boolean | Saturated pixel in the Source center. Measured on u-band. | ||
u_pixelFlags_sensor_edge | boolean | Source footprint includes SENSOR_EDGE pixels. Measured on u-band. | ||
u_pixelFlags_sensor_edgeCenter | boolean | Source center is close to SENSOR_EDGE pixels. Measured on u-band. | ||
u_pixelFlags_suspect | boolean | Source's footprint includes suspect pixels. Measured on u-band. | ||
u_pixelFlags_suspectCenter | boolean | Source's center is close to suspect pixels. Measured on u-band. | ||
u_psfFlux | double | nJy | Flux derived from linear least-squares fit of PSF model. Forced on u-band. | |
u_psfFluxErr | double | nJy | Flux uncertainty derived from linear least-squares fit of PSF model. 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 | Set if unable to aperture correct base_PsfFlux. 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_ra | double | deg | Position in Right Ascension. Measured on u-band. | |
x | double | pixel | Centroid from SDSS Centroid algorithm. Reference band. | |
xErr | float | pixel | 1-sigma uncertainty on x position. Reference band. | |
xy_flag | boolean | General Failure Flag. Reference band. | ||
y | double | pixel | Centroid from SDSS Centroid algorithm. Reference band. | |
yErr | float | pixel | 1-sigma uncertainty on y position. Reference band. | |
y_ap03Flux | double | nJy | Flux within 3.0-pixel aperture. Forced on y-band. | |
y_ap03FluxErr | double | nJy | Flux uncertainty within 3.0-pixel aperture. Forced on y-band. | |
y_ap03Flux_flag | boolean | General Failure Flag. Forced on y-band. | ||
y_ap06Flux | double | nJy | Flux within 6.0-pixel aperture. Forced on y-band. | |
y_ap06FluxErr | double | nJy | Flux uncertainty within 6.0-pixel aperture. Forced on y-band. | |
y_ap06Flux_flag | boolean | General Failure Flag. Forced on y-band. | ||
y_ap09Flux | double | nJy | Flux within 9.0-pixel aperture. Forced on y-band. | |
y_ap09FluxErr | double | nJy | Flux uncertainty within 9.0-pixel aperture. Forced on y-band. | |
y_ap09Flux_flag | boolean | General Failure Flag. Forced on y-band. | ||
y_ap12Flux | double | nJy | Flux within 12.0-pixel aperture. Forced on y-band. | |
y_ap12FluxErr | double | nJy | Flux uncertainty within 12.0-pixel aperture. Forced on y-band. | |
y_ap12Flux_flag | boolean | General Failure Flag. Forced on y-band. | ||
y_ap17Flux | double | nJy | Flux within 17.0-pixel aperture. Forced on y-band. | |
y_ap17FluxErr | double | nJy | Flux uncertainty within 17.0-pixel aperture. Forced on y-band. | |
y_ap17Flux_flag | boolean | General Failure Flag. Forced on y-band. | ||
y_ap25Flux | double | nJy | Flux within 25.0-pixel aperture. Forced on y-band. | |
y_ap25FluxErr | double | nJy | Flux uncertainty within 25.0-pixel aperture. Forced on y-band. | |
y_ap25Flux_flag | boolean | General Failure Flag. Forced on y-band. | ||
y_ap35Flux | double | nJy | Flux within 35.0-pixel aperture. Forced on y-band. | |
y_ap35FluxErr | double | nJy | Flux uncertainty within 35.0-pixel aperture. Forced on y-band. | |
y_ap35Flux_flag | boolean | General Failure Flag. Forced on y-band. | ||
y_ap50Flux | double | nJy | Flux within 50.0-pixel aperture. Forced on y-band. | |
y_ap50FluxErr | double | nJy | Flux uncertainty within 50.0-pixel aperture. Forced on y-band. | |
y_ap50Flux_flag | boolean | General Failure Flag. Forced on y-band. | ||
y_ap70Flux | double | nJy | Flux within 70.0-pixel aperture. Forced on y-band. | |
y_ap70FluxErr | double | nJy | Flux uncertainty within 70.0-pixel aperture. Forced on y-band. | |
y_ap70Flux_flag | boolean | General Failure Flag. Forced on y-band. | ||
y_apFlux_flag | boolean | General Failure Flag. Measured on y-band. | ||
y_apFlux_flag_apertureTruncated | boolean | Aperture did not fit within measurement image. Measured on y-band. | ||
y_apFlux_flag_sincCoeffsTruncated | boolean | Full sinc coefficient image did not fit within measurement image. Measured on y-band. | ||
y_bdChi2 | double | -ln(likelihood) (chi^2) in cmodel fit. Measured on y-band. | ||
y_bdE1 | double | pixel**2 | FracDev-weighted average of exp.ellipse and dev.ellipse. Measured on y-band. | |
y_bdE2 | double | pixel**2 | FracDev-weighted average of exp.ellipse and dev.ellipse. Measured on y-band. | |
y_bdFluxB | double | nJy | Flux from the de Vaucouleurs fit. Measured on y-band. | |
y_bdFluxBErr | double | nJy | Flux uncertainty from the de Vaucouleurs fit. Measured on y-band. | |
y_bdFluxD | double | nJy | Flux from the exponential fit. Measured on y-band. | |
y_bdFluxDErr | double | nJy | Flux uncertainty from the exponential fit. Measured on y-band. | |
y_bdReB | double | pixel**2 | Half-light ellipse of the de Vaucouleurs fit. Measured on y-band. | |
y_bdReD | double | pixel**2 | Half-light ellipse of the exponential fit. Measured on y-band. | |
y_blendedness | 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. Measured on y-band. | ||
y_blendedness_flag | boolean | General Failure Flag. Measured on y-band. | ||
y_cModelFlux | double | nJy | Flux from the final cmodel fit. Forced on y-band. | |
y_cModelFluxErr | double | nJy | Flux uncertainty from the final cmodel fit. Forced on y-band. | |
y_cModelFlux_inner | double | nJy | Flux within the fit region, with no extrapolation. 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 | Set if unable to aperture correct modelfit_CModel. Forced on y-band. | ||
y_calibFlux | double | nJy | Flux within 12.0-pixel aperture. Measured on y-band. | |
y_calibFluxErr | double | nJy | Flux uncertainty within 12.0-pixel aperture. Measured on y-band. | |
y_calibFlux_flag | boolean | General Failure Flag. Measured on y-band. | ||
y_calibFlux_flag_apertureTruncated | boolean | Aperture did not fit within measurement image. Measured on y-band. | ||
y_calibFlux_flag_sincCoeffsTruncated | boolean | Full sinc coefficient image did not fit within measurement image. 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_centroid_flag | boolean | General Failure Flag. Measured on y-band. | ||
y_centroid_x | double | pixel | Centroid from 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 SDSS Centroid algorithm. Measured on y-band. | |
y_centroid_yErr | float | pixel | 1-sigma uncertainty on y position. Measured on y-band. | |
y_decl | double | deg | Position in Declination. Measured on y-band. | |
y_extendedness | double | Set to 1 for extended sources, 0 for point sources. Measured on y-band. | ||
y_extendedness_flag | boolean | Set to 1 for any fatal failure. Measured on y-band. | ||
y_free_cModelFlux | double | nJy | Flux from the final cmodel fit. Measured on y-band. | |
y_free_cModelFluxErr | double | nJy | Flux uncertainty from the final cmodel fit. 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_free_cModelFlux_inner | double | nJy | Flux within the fit region, with no extrapolation. Measured on y-band. | |
y_free_psfFlux | double | nJy | Flux derived from linear least-squares fit of PSF model. Measured on y-band. | |
y_free_psfFluxErr | double | nJy | Flux uncertainty derived from linear least-squares fit of PSF model. Measured on y-band. | |
y_free_psfFlux_flag | boolean | General Failure Flag. Measured on y-band. | ||
y_fwhm | double | pixel**2 | HSM moments. Measured on y-band. | |
y_gaap0p5Flux | double | nJy | GaaP flux with 0.5 aperture after multiplying the seeing by 1.15. Forced on y-band. | |
y_gaap0p5FluxErr | double | nJy | GaaP flux uncertainty with 0.5 aperture after multiplying the seeing by 1.15. Forced on y-band. | |
y_gaap0p5Flux_flag_bigPsf | boolean | The Gaussianized PSF is bigger than the aperture. Forced on y-band. | ||
y_gaap0p7Flux | double | nJy | GaaP flux with 0.7 aperture after multiplying the seeing by 1.15. Forced on y-band. | |
y_gaap0p7FluxErr | double | nJy | GaaP flux uncertainty with 0.7 aperture after multiplying the seeing by 1.15. Forced on y-band. | |
y_gaap0p7Flux_flag_bigPsf | boolean | The Gaussianized PSF is bigger than the aperture. Forced on y-band. | ||
y_gaap1p0Flux | double | nJy | GaaP flux with 1.0 aperture after multiplying the seeing by 1.15. Forced on y-band. | |
y_gaap1p0FluxErr | double | nJy | GaaP flux uncertainty with 1.0 aperture after multiplying the seeing by 1.15. Forced on y-band. | |
y_gaap1p0Flux_flag_bigPsf | boolean | The Gaussianized PSF is bigger than the aperture. Forced on y-band. | ||
y_gaap1p5Flux | double | nJy | GaaP flux with 1.5 aperture after multiplying the seeing by 1.15. Forced on y-band. | |
y_gaap1p5FluxErr | double | nJy | GaaP flux uncertainty with 1.5 aperture after multiplying the seeing by 1.15. Forced on y-band. | |
y_gaap1p5Flux_flag_bigPsf | boolean | The Gaussianized PSF is bigger than the aperture. Forced on y-band. | ||
y_gaap2p5Flux | double | nJy | GaaP flux with 2.5 aperture after multiplying the seeing by 1.15. Forced on y-band. | |
y_gaap2p5FluxErr | double | nJy | GaaP flux uncertainty with 2.5 aperture after multiplying the seeing by 1.15. Forced on y-band. | |
y_gaap2p5Flux_flag_bigPsf | boolean | The Gaussianized PSF is bigger than the aperture. Forced on y-band. | ||
y_gaap3p0Flux | double | nJy | GaaP flux with 3.0 aperture after multiplying the seeing by 1.15. Forced on y-band. | |
y_gaap3p0FluxErr | double | nJy | GaaP flux uncertainty with 3.0 aperture after multiplying the seeing by 1.15. Forced on y-band. | |
y_gaap3p0Flux_flag_bigPsf | boolean | The Gaussianized PSF is bigger than the aperture. Forced on y-band. | ||
y_gaapFlux_flag | boolean | Set for any fatal failure. 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 | double | nJy | GaaP flux with optimal aperture after multiplying the seeing by 1.15. Forced on y-band. | |
y_gaapOptimalFluxErr | double | nJy | GaaP flux uncertainty with optimal aperture after multiplying the seeing by 1.15. Forced on y-band. | |
y_gaapOptimalFlux_flag_bigPsf | boolean | The Gaussianized PSF is bigger than the aperture. Forced on y-band. | ||
y_gaapPsfFlux | double | nJy | GaaP flux with PSF aperture after multiplying the seeing by 1.15. Forced on y-band. | |
y_gaapPsfFluxErr | double | nJy | GaaP flux uncertainty with PSF aperture after multiplying the seeing by 1.15. Forced on y-band. | |
y_hsmShapeRegauss_e1 | double | PSF-corrected shear using Hirata & Seljak (2003) regaussianization. Measured on y-band. | ||
y_hsmShapeRegauss_e2 | double | PSF-corrected shear using Hirata & Seljak (2003) regaussianization. Measured on y-band. | ||
y_hsmShapeRegauss_flag | boolean | General failure flag, set if anything went wrong. Measured on y-band. | ||
y_hsmShapeRegauss_sigma | double | PSF-corrected shear using Hirata & Seljak (2003) regaussianization. Measured on y-band. | ||
y_iDebiasedPSF_flag | boolean | General failure flag, set if anything went wrong. Measured on y-band. | ||
y_iPSF_flag | boolean | General failure flag, set if anything went wrong. Measured on y-band. | ||
y_iRound_flag | double | pixel**2 | HSM moments. Measured on y-band. | |
y_i_flag | boolean | General failure flag, set if anything went wrong. Measured on y-band. | ||
y_inputCount | int | Number of images contributing at center, not including any clipping. Forced on y-band. | ||
y_inputCount_flag | boolean | Set for any fatal failure. Forced on y-band. | ||
y_inputCount_flag_noInputs | boolean | No coadd inputs available. Forced on y-band. | ||
y_ixx | double | pixel**2 | HSM moments. Measured on y-band. | |
y_ixxDebiasedPSF | double | pixel**2 | HSM moments. Measured on y-band. | |
y_ixxPSF | double | pixel**2 | HSM moments. Measured on y-band. | |
y_ixxRound | double | pixel**2 | HSM moments. Measured on y-band. | |
y_ixy | double | pixel**2 | HSM moments. Measured on y-band. | |
y_ixyDebiasedPSF | double | pixel**2 | HSM moments. Measured on y-band. | |
y_ixyPSF | double | pixel**2 | HSM moments. Measured on y-band. | |
y_ixyRound | double | pixel**2 | HSM moments. Measured on y-band. | |
y_iyy | double | pixel**2 | HSM moments. Measured on y-band. | |
y_iyyDebiasedPSF | double | pixel**2 | HSM moments. Measured on y-band. | |
y_iyyPSF | double | pixel**2 | HSM moments. Measured on y-band. | |
y_iyyRound | double | pixel**2 | HSM moments. Measured on y-band. | |
y_kronFlux | double | nJy | Flux from Kron Flux algorithm. Measured on y-band. | |
y_kronFluxErr | double | nJy | Flux uncertainty from Kron Flux algorithm. Measured on y-band. | |
y_kronFlux_flag | boolean | General failure flag, set if anything went wrong. 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 be 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 aperture. Measured on y-band. | ||
y_kronFlux_flag_used_psf_radius | boolean | Used the PSF Kron radius for the Kron aperture. Measured on y-band. | ||
y_kronRad | float | Kron radius (sqrt(a*b)). Measured on y-band. | ||
y_pixelFlags_bad | boolean | Bad pixel in the Source footprint. Measured on y-band. | ||
y_pixelFlags_clipped | boolean | Source footprint includes CLIPPED pixels. Measured on y-band. | ||
y_pixelFlags_clippedCenter | boolean | Source center is close to CLIPPED pixels. Measured on y-band. | ||
y_pixelFlags_cr | boolean | Cosmic ray in the Source footprint. Measured on y-band. | ||
y_pixelFlags_crCenter | boolean | Cosmic ray in the Source center. Measured on y-band. | ||
y_pixelFlags_edge | boolean | Source is outside usable exposure region (masked EDGE or NO_DATA). Measured on y-band. | ||
y_pixelFlags_inexact_psf | boolean | Source footprint includes INEXACT_PSF pixels. Measured on y-band. | ||
y_pixelFlags_inexact_psfCenter | boolean | Source center is close to INEXACT_PSF pixels. Measured on y-band. | ||
y_pixelFlags_interpolated | boolean | Interpolated pixel in the Source footprint. Measured on y-band. | ||
y_pixelFlags_interpolatedCenter | boolean | Interpolated pixel in the Source center. Measured on y-band. | ||
y_pixelFlags_offimage | boolean | Source center is off image. Measured on y-band. | ||
y_pixelFlags_saturated | boolean | Saturated pixel in the Source footprint. Measured on y-band. | ||
y_pixelFlags_saturatedCenter | boolean | Saturated pixel in the Source center. Measured on y-band. | ||
y_pixelFlags_sensor_edge | boolean | Source footprint includes SENSOR_EDGE pixels. Measured on y-band. | ||
y_pixelFlags_sensor_edgeCenter | boolean | Source center is close to SENSOR_EDGE pixels. Measured on y-band. | ||
y_pixelFlags_suspect | boolean | Source's footprint includes suspect pixels. Measured on y-band. | ||
y_pixelFlags_suspectCenter | boolean | Source's center is close to suspect pixels. Measured on y-band. | ||
y_psfFlux | double | nJy | Flux derived from linear least-squares fit of PSF model. Forced on y-band. | |
y_psfFluxErr | double | nJy | Flux uncertainty derived from linear least-squares fit of PSF model. 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 | Set if unable to aperture correct base_PsfFlux. 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_ra | double | deg | Position in Right Ascension. Measured on y-band. | |
z_ap03Flux | double | nJy | Flux within 3.0-pixel aperture. Forced on z-band. | |
z_ap03FluxErr | double | nJy | Flux uncertainty within 3.0-pixel aperture. Forced on z-band. | |
z_ap03Flux_flag | boolean | General Failure Flag. Forced on z-band. | ||
z_ap06Flux | double | nJy | Flux within 6.0-pixel aperture. Forced on z-band. | |
z_ap06FluxErr | double | nJy | Flux uncertainty within 6.0-pixel aperture. Forced on z-band. | |
z_ap06Flux_flag | boolean | General Failure Flag. Forced on z-band. | ||
z_ap09Flux | double | nJy | Flux within 9.0-pixel aperture. Forced on z-band. | |
z_ap09FluxErr | double | nJy | Flux uncertainty within 9.0-pixel aperture. Forced on z-band. | |
z_ap09Flux_flag | boolean | General Failure Flag. Forced on z-band. | ||
z_ap12Flux | double | nJy | Flux within 12.0-pixel aperture. Forced on z-band. | |
z_ap12FluxErr | double | nJy | Flux uncertainty within 12.0-pixel aperture. Forced on z-band. | |
z_ap12Flux_flag | boolean | General Failure Flag. Forced on z-band. | ||
z_ap17Flux | double | nJy | Flux within 17.0-pixel aperture. Forced on z-band. | |
z_ap17FluxErr | double | nJy | Flux uncertainty within 17.0-pixel aperture. Forced on z-band. | |
z_ap17Flux_flag | boolean | General Failure Flag. Forced on z-band. | ||
z_ap25Flux | double | nJy | Flux within 25.0-pixel aperture. Forced on z-band. | |
z_ap25FluxErr | double | nJy | Flux uncertainty within 25.0-pixel aperture. Forced on z-band. | |
z_ap25Flux_flag | boolean | General Failure Flag. Forced on z-band. | ||
z_ap35Flux | double | nJy | Flux within 35.0-pixel aperture. Forced on z-band. | |
z_ap35FluxErr | double | nJy | Flux uncertainty within 35.0-pixel aperture. Forced on z-band. | |
z_ap35Flux_flag | boolean | General Failure Flag. Forced on z-band. | ||
z_ap50Flux | double | nJy | Flux within 50.0-pixel aperture. Forced on z-band. | |
z_ap50FluxErr | double | nJy | Flux uncertainty within 50.0-pixel aperture. Forced on z-band. | |
z_ap50Flux_flag | boolean | General Failure Flag. Forced on z-band. | ||
z_ap70Flux | double | nJy | Flux within 70.0-pixel aperture. Forced on z-band. | |
z_ap70FluxErr | double | nJy | Flux uncertainty within 70.0-pixel aperture. Forced on z-band. | |
z_ap70Flux_flag | boolean | General Failure Flag. Forced on z-band. | ||
z_apFlux_flag | boolean | General Failure Flag. Measured on z-band. | ||
z_apFlux_flag_apertureTruncated | boolean | Aperture did not fit within measurement image. Measured on z-band. | ||
z_apFlux_flag_sincCoeffsTruncated | boolean | Full sinc coefficient image did not fit within measurement image. Measured on z-band. | ||
z_bdChi2 | double | -ln(likelihood) (chi^2) in cmodel fit. Measured on z-band. | ||
z_bdE1 | double | pixel**2 | FracDev-weighted average of exp.ellipse and dev.ellipse. Measured on z-band. | |
z_bdE2 | double | pixel**2 | FracDev-weighted average of exp.ellipse and dev.ellipse. Measured on z-band. | |
z_bdFluxB | double | nJy | Flux from the de Vaucouleurs fit. Measured on z-band. | |
z_bdFluxBErr | double | nJy | Flux uncertainty from the de Vaucouleurs fit. Measured on z-band. | |
z_bdFluxD | double | nJy | Flux from the exponential fit. Measured on z-band. | |
z_bdFluxDErr | double | nJy | Flux uncertainty from the exponential fit. Measured on z-band. | |
z_bdReB | double | pixel**2 | Half-light ellipse of the de Vaucouleurs fit. Measured on z-band. | |
z_bdReD | double | pixel**2 | Half-light ellipse of the exponential fit. Measured on z-band. | |
z_blendedness | 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. Measured on z-band. | ||
z_blendedness_flag | boolean | General Failure Flag. Measured on z-band. | ||
z_cModelFlux | double | nJy | Flux from the final cmodel fit. Forced on z-band. | |
z_cModelFluxErr | double | nJy | Flux uncertainty from the final cmodel fit. Forced on z-band. | |
z_cModelFlux_inner | double | nJy | Flux within the fit region, with no extrapolation. 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 | Set if unable to aperture correct modelfit_CModel. Forced on z-band. | ||
z_calibFlux | double | nJy | Flux within 12.0-pixel aperture. Measured on z-band. | |
z_calibFluxErr | double | nJy | Flux uncertainty within 12.0-pixel aperture. Measured on z-band. | |
z_calibFlux_flag | boolean | General Failure Flag. Measured on z-band. | ||
z_calibFlux_flag_apertureTruncated | boolean | Aperture did not fit within measurement image. Measured on z-band. | ||
z_calibFlux_flag_sincCoeffsTruncated | boolean | Full sinc coefficient image did not fit within measurement image. 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_centroid_flag | boolean | General Failure Flag. Measured on z-band. | ||
z_centroid_x | double | pixel | Centroid from 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 SDSS Centroid algorithm. Measured on z-band. | |
z_centroid_yErr | float | pixel | 1-sigma uncertainty on y position. Measured on z-band. | |
z_decl | double | deg | Position in Declination. Measured on z-band. | |
z_extendedness | double | Set to 1 for extended sources, 0 for point sources. Measured on z-band. | ||
z_extendedness_flag | boolean | Set to 1 for any fatal failure. Measured on z-band. | ||
z_free_cModelFlux | double | nJy | Flux from the final cmodel fit. Measured on z-band. | |
z_free_cModelFluxErr | double | nJy | Flux uncertainty from the final cmodel fit. 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_free_cModelFlux_inner | double | nJy | Flux within the fit region, with no extrapolation. Measured on z-band. | |
z_free_psfFlux | double | nJy | Flux derived from linear least-squares fit of PSF model. Measured on z-band. | |
z_free_psfFluxErr | double | nJy | Flux uncertainty derived from linear least-squares fit of PSF model. Measured on z-band. | |
z_free_psfFlux_flag | boolean | General Failure Flag. Measured on z-band. | ||
z_fwhm | double | pixel**2 | HSM moments. Measured on z-band. | |
z_gaap0p5Flux | double | nJy | GaaP flux with 0.5 aperture after multiplying the seeing by 1.15. Forced on z-band. | |
z_gaap0p5FluxErr | double | nJy | GaaP flux uncertainty with 0.5 aperture after multiplying the seeing by 1.15. Forced on z-band. | |
z_gaap0p5Flux_flag_bigPsf | boolean | The Gaussianized PSF is bigger than the aperture. Forced on z-band. | ||
z_gaap0p7Flux | double | nJy | GaaP flux with 0.7 aperture after multiplying the seeing by 1.15. Forced on z-band. | |
z_gaap0p7FluxErr | double | nJy | GaaP flux uncertainty with 0.7 aperture after multiplying the seeing by 1.15. Forced on z-band. | |
z_gaap0p7Flux_flag_bigPsf | boolean | The Gaussianized PSF is bigger than the aperture. Forced on z-band. | ||
z_gaap1p0Flux | double | nJy | GaaP flux with 1.0 aperture after multiplying the seeing by 1.15. Forced on z-band. | |
z_gaap1p0FluxErr | double | nJy | GaaP flux uncertainty with 1.0 aperture after multiplying the seeing by 1.15. Forced on z-band. | |
z_gaap1p0Flux_flag_bigPsf | boolean | The Gaussianized PSF is bigger than the aperture. Forced on z-band. | ||
z_gaap1p5Flux | double | nJy | GaaP flux with 1.5 aperture after multiplying the seeing by 1.15. Forced on z-band. | |
z_gaap1p5FluxErr | double | nJy | GaaP flux uncertainty with 1.5 aperture after multiplying the seeing by 1.15. Forced on z-band. | |
z_gaap1p5Flux_flag_bigPsf | boolean | The Gaussianized PSF is bigger than the aperture. Forced on z-band. | ||
z_gaap2p5Flux | double | nJy | GaaP flux with 2.5 aperture after multiplying the seeing by 1.15. Forced on z-band. | |
z_gaap2p5FluxErr | double | nJy | GaaP flux uncertainty with 2.5 aperture after multiplying the seeing by 1.15. Forced on z-band. | |
z_gaap2p5Flux_flag_bigPsf | boolean | The Gaussianized PSF is bigger than the aperture. Forced on z-band. | ||
z_gaap3p0Flux | double | nJy | GaaP flux with 3.0 aperture after multiplying the seeing by 1.15. Forced on z-band. | |
z_gaap3p0FluxErr | double | nJy | GaaP flux uncertainty with 3.0 aperture after multiplying the seeing by 1.15. Forced on z-band. | |
z_gaap3p0Flux_flag_bigPsf | boolean | The Gaussianized PSF is bigger than the aperture. Forced on z-band. | ||
z_gaapFlux_flag | boolean | Set for any fatal failure. 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 | double | nJy | GaaP flux with optimal aperture after multiplying the seeing by 1.15. Forced on z-band. | |
z_gaapOptimalFluxErr | double | nJy | GaaP flux uncertainty with optimal aperture after multiplying the seeing by 1.15. Forced on z-band. | |
z_gaapOptimalFlux_flag_bigPsf | boolean | The Gaussianized PSF is bigger than the aperture. Forced on z-band. | ||
z_gaapPsfFlux | double | nJy | GaaP flux with PSF aperture after multiplying the seeing by 1.15. Forced on z-band. | |
z_gaapPsfFluxErr | double | nJy | GaaP flux uncertainty with PSF aperture after multiplying the seeing by 1.15. Forced on z-band. | |
z_hsmShapeRegauss_e1 | double | PSF-corrected shear using Hirata & Seljak (2003) regaussianization. Measured on z-band. | ||
z_hsmShapeRegauss_e2 | double | PSF-corrected shear using Hirata & Seljak (2003) regaussianization. Measured on z-band. | ||
z_hsmShapeRegauss_flag | boolean | General failure flag, set if anything went wrong. Measured on z-band. | ||
z_hsmShapeRegauss_sigma | double | PSF-corrected shear using Hirata & Seljak (2003) regaussianization. Measured on z-band. | ||
z_iDebiasedPSF_flag | boolean | General failure flag, set if anything went wrong. Measured on z-band. | ||
z_iPSF_flag | boolean | General failure flag, set if anything went wrong. Measured on z-band. | ||
z_iRound_flag | double | pixel**2 | HSM moments. Measured on z-band. | |
z_i_flag | boolean | General failure flag, set if anything went wrong. Measured on z-band. | ||
z_inputCount | int | Number of images contributing at center, not including any clipping. Forced on z-band. | ||
z_inputCount_flag | boolean | Set for any fatal failure. Forced on z-band. | ||
z_inputCount_flag_noInputs | boolean | No coadd inputs available. Forced on z-band. | ||
z_ixx | double | pixel**2 | HSM moments. Measured on z-band. | |
z_ixxDebiasedPSF | double | pixel**2 | HSM moments. Measured on z-band. | |
z_ixxPSF | double | pixel**2 | HSM moments. Measured on z-band. | |
z_ixxRound | double | pixel**2 | HSM moments. Measured on z-band. | |
z_ixy | double | pixel**2 | HSM moments. Measured on z-band. | |
z_ixyDebiasedPSF | double | pixel**2 | HSM moments. Measured on z-band. | |
z_ixyPSF | double | pixel**2 | HSM moments. Measured on z-band. | |
z_ixyRound | double | pixel**2 | HSM moments. Measured on z-band. | |
z_iyy | double | pixel**2 | HSM moments. Measured on z-band. | |
z_iyyDebiasedPSF | double | pixel**2 | HSM moments. Measured on z-band. | |
z_iyyPSF | double | pixel**2 | HSM moments. Measured on z-band. | |
z_iyyRound | double | pixel**2 | HSM moments. Measured on z-band. | |
z_kronFlux | double | nJy | Flux from Kron Flux algorithm. Measured on z-band. | |
z_kronFluxErr | double | nJy | Flux uncertainty from Kron Flux algorithm. Measured on z-band. | |
z_kronFlux_flag | boolean | General failure flag, set if anything went wrong. 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 be 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 aperture. Measured on z-band. | ||
z_kronFlux_flag_used_psf_radius | boolean | Used the PSF Kron radius for the Kron aperture. Measured on z-band. | ||
z_kronRad | float | Kron radius (sqrt(a*b)). Measured on z-band. | ||
z_pixelFlags_bad | boolean | Bad pixel in the Source footprint. Measured on z-band. | ||
z_pixelFlags_clipped | boolean | Source footprint includes CLIPPED pixels. Measured on z-band. | ||
z_pixelFlags_clippedCenter | boolean | Source center is close to CLIPPED pixels. Measured on z-band. | ||
z_pixelFlags_cr | boolean | Cosmic ray in the Source footprint. Measured on z-band. | ||
z_pixelFlags_crCenter | boolean | Cosmic ray in the Source center. Measured on z-band. | ||
z_pixelFlags_edge | boolean | Source is outside usable exposure region (masked EDGE or NO_DATA). Measured on z-band. | ||
z_pixelFlags_inexact_psf | boolean | Source footprint includes INEXACT_PSF pixels. Measured on z-band. | ||
z_pixelFlags_inexact_psfCenter | boolean | Source center is close to INEXACT_PSF pixels. Measured on z-band. | ||
z_pixelFlags_interpolated | boolean | Interpolated pixel in the Source footprint. Measured on z-band. | ||
z_pixelFlags_interpolatedCenter | boolean | Interpolated pixel in the Source center. Measured on z-band. | ||
z_pixelFlags_offimage | boolean | Source center is off image. Measured on z-band. | ||
z_pixelFlags_saturated | boolean | Saturated pixel in the Source footprint. Measured on z-band. | ||
z_pixelFlags_saturatedCenter | boolean | Saturated pixel in the Source center. Measured on z-band. | ||
z_pixelFlags_sensor_edge | boolean | Source footprint includes SENSOR_EDGE pixels. Measured on z-band. | ||
z_pixelFlags_sensor_edgeCenter | boolean | Source center is close to SENSOR_EDGE pixels. Measured on z-band. | ||
z_pixelFlags_suspect | boolean | Source's footprint includes suspect pixels. Measured on z-band. | ||
z_pixelFlags_suspectCenter | boolean | Source's center is close to suspect pixels. Measured on z-band. | ||
z_psfFlux | double | nJy | Flux derived from linear least-squares fit of PSF model. Forced on z-band. | |
z_psfFluxErr | double | nJy | Flux uncertainty derived from linear least-squares fit of PSF model. 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 | Set if unable to aperture correct base_PsfFlux. 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_ra | double | deg | Position in Right Ascension. Measured on z-band. |
Source
Properties of detections on the single-epoch visit images, performed independently of the Object detections on coadded images.
Index | Column Name | Data Type | Unit | Description [UCD] |
---|---|---|---|---|
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 | ||
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 | |
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 | ||
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 | ||
calibFlux | double | nJy | Flux within 12.0-pixel aperture | |
calibFluxErr | double | nJy | Flux uncertainty within 12.0-pixel aperture | |
calib_astrometry_used | boolean | Set if source was used in astrometric calibration | ||
calib_detected | boolean | Source was detected as an image characterization source (icSrc) | ||
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 | ||
ccdVisitId | long | Unique ID of CCD and visit where this source was detected and measured. Primary Key of the CcdVisit Table. | ||
centroid_flag | boolean | General Failure Flag | ||
centroid_flag_almostNoSecondDerivative | boolean | Almost vanishing second derivative | ||
centroid_flag_badError | boolean | Uncertainty 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 | ||
coord_dec | double | deg | Fiducial ICRS Declination of centroid used for database indexing | |
coord_ra | double | deg | Fiducial ICRS Right Ascension of centroid used for database indexing | |
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 | ||
decl | double | deg | Position in Declination | |
detect_isPrimary | boolean | True if Object seed 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 a sky object | ||
detector | long | Detector ID. A detector associated with a particular instrument (not an observation of that detector) | ||
extendedness | double | Set to 1 for extended sources, 0 for point sources. | ||
extendedness_flag | boolean | Set to 1 for any fatal failure. | ||
footprintArea_value | int | pixel | Number of pixels in the source's detection footprint. | |
gaussianFlux | double | nJy | Flux from Gaussian Flux algorithm | |
gaussianFluxErr | double | nJy | Flux uncertainty from Gaussian Flux algorithm | |
gaussianFlux_flag | boolean | General Failure Flag | ||
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 | ||
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 | ||
instrument | char | ID of instrument, the entity that produces observations. | ||
ixx | double | pixel**2 | HSM moments | |
ixxPSF | double | pixel**2 | HSM moments | |
ixy | double | pixel**2 | HSM moments | |
ixyPSF | double | pixel**2 | HSM moments | |
iyy | double | pixel**2 | HSM moments | |
iyyPSF | double | pixel**2 | HSM moments | |
jacobian_flag | boolean | Set to 1 for any fatal failure | ||
jacobian_value | double | Jacobian correction | ||
localBackground_flag | boolean | General Failure Flag | ||
localBackground_flag_noGoodPixels | boolean | No good pixels in the annulus | ||
localBackground_flag_noPsf | boolean | No PSF provided | ||
localBackground_instFlux | double | count | Background in annulus around source | |
localBackground_instFluxErr | double | count | 1-sigma flux uncertainty | |
localPhotoCalib | double | Local approximation of the PhotoCalib calibration factor at the location of the src. | ||
localPhotoCalibErr | double | Uncertainty on the local approximation of the PhotoCalib calibration factor at the location of the src. | ||
localPhotoCalib_flag | boolean | Set for any fatal failure | ||
localWcs_CDMatrix_1_1 | double | (1, 1) element of the CDMatrix for the linear approximation of the WCS at the src location. Gives units in radians. | ||
localWcs_CDMatrix_1_2 | double | (1, 2) element of the CDMatrix for the linear approximation of the WCS at the src location. Gives units in radians. | ||
localWcs_CDMatrix_2_1 | double | (2, 1) element of the CDMatrix for the linear approximation of the WCS at the src location. Gives units in radians. | ||
localWcs_CDMatrix_2_2 | double | (2, 2) element of the CDMatrix for the linear approximation of the WCS at the src location. Gives units in radians. | ||
localWcs_flag | boolean | Set for any fatal failure | ||
parentSourceId | long | Unique ID of parent source | ||
physical_filter | char | ID of physical filter, the filter associated with a particular instrument. | ||
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 outside usable exposure region (masked EDGE or NO_DATA) | ||
pixelFlags_interpolated | boolean | Interpolated pixel in the Source footprint | ||
pixelFlags_interpolatedCenter | boolean | Interpolated pixel in the Source center | ||
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 | Source's footprint includes suspect pixels | ||
pixelFlags_suspectCenter | boolean | Source's center is close to suspect pixels | ||
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 | |
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 | ||
ra | double | deg | Position in Right Ascension | |
sky | double | nJy | Background in annulus around source | |
skyErr | double | nJy | Background in annulus around source | |
sky_source | boolean | Sky objects. | ||
sourceId | long | Unique id. Unique Source ID. Primary Key. | ||
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 | ||
visit | long | ID of visit, the identifier for an observation within a sequence of observations. | ||
visit_system | long | ID of visit system, the system of self-consistent visit definitions | ||
x | double | pixel | Centroid from SDSS Centroid algorithm | |
xErr | float | pixel | 1-sigma uncertainty on x position | |
y | double | pixel | Centroid from SDSS Centroid algorithm | |
yErr | float | pixel | 1-sigma uncertainty on y position |
TruthSummary
Summary properties of objects from the DESC DC2 truth catalog, as described in arXiv:2101.04855. Includes the noiseless astrometric and photometric parameters.
Index | Column Name | Data Type | Unit | Description [UCD] |
---|---|---|---|---|
0 | id_truth_type | char | Combination of id and truth_type fields, used for JOINs with MatchesTruth. | |
1 | id | char | Unique object ID | |
2 | ra | double | deg | Right Ascension |
3 | dec | double | deg | Declination |
999 | cosmodc2_hp | long | Healpix ID in cosmoDC2 (for galaxies only; -1 for stars and SNe) | |
999 | cosmodc2_id | long | Galaxy ID in cosmoDC2 (for galaxies only; -1 for stars and SNe) | |
999 | flux_g | float | nJy | Static flux value in g |
999 | flux_g_noMW | float | nJy | Static flux value in g, without Milky Way extinction (i.e., dereddened) |
999 | flux_i | float | nJy | Static flux value in i |
999 | flux_i_noMW | float | nJy | Static flux value in i, without Milky Way extinction (i.e., dereddened) |
999 | flux_r | float | nJy | Static flux value in r |
999 | flux_r_noMW | float | nJy | Static flux value in r, without Milky Way extinction (i.e., dereddened) |
999 | flux_u | float | nJy | Static flux value in u |
999 | flux_u_noMW | float | nJy | Static flux value in u, without Milky Way extinction (i.e., dereddened) |
999 | flux_y | float | nJy | Static flux value in y |
999 | flux_y_noMW | float | nJy | Static flux value in y, without Milky Way extinction (i.e., dereddened) |
999 | flux_z | float | nJy | Static flux value in z |
999 | flux_z_noMW | float | nJy | Static flux value in z, without Milky Way extinction (i.e., dereddened) |
999 | host_galaxy | long | ID of the host galaxy for a SN/AGN entry (-1 for other truth types) | |
999 | is_pointsource | int | 1 for a point source | |
999 | is_variable | int | 1 for a variable source | |
999 | mag_r | float | mag | Magnitude in r |
999 | redshift | float | Redshift | |
999 | truth_type | long | 1 for galaxies, 2 for stars, and 3 for SNe |
Visit
Metadata about the pointings of the DC2 simulated survey, largely associated with the boresight of the entire focal plane.
Index | Column Name | Data Type | Unit | Description [UCD] |
---|---|---|---|---|
1 | visit | long | Unique identifier. | |
2 | ra | double | deg | RA of focal plane center. |
3 | decl | double | deg | Declination of focal plane center |
4 | skyRotation | double | deg | Sky rotation angle. |
5 | expMidptMJD | double | d | Midpoint time for exposure at the fiducial center of the focal plane array in MJD. TAI, accurate to 10ms. |
6 | expMidpt | timestamp | Midpoint time for exposure at the fiducial center of the focal plane array. TAI, accurate to 10ms. | |
7 | obsStartMJD | double | d | Start of the exposure in MJD, TAI, accurate to 10ms. |
8 | obsStart | timestamp | Start time of the exposure at the fiducial center of the focal plane array, TAI, accurate to 10ms. | |
9 | expTime | double | s | Spatially-averaged duration of exposure, accurate to 10ms. |
10 | 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. | |
11 | physical_filter | char | ID of physical filter, the filter associated with a particular instrument. | |
12 | airmass | double | Airmass of the observed line of sight. | |
13 | altitude | double | deg | Altitude of focal plane center at the middle of the exposure. |
14 | azimuth | double | deg | Azimuth of focal plane center at the middle of the exposure. |
15 | zenithDistance | double | deg | Zenith distance at the middle of the exposure. |
SDM Schemas is maintained by Rubin Observatory.