TABLE  vmcDetection

Contains the individual VMC source detections for all science

frame types in VMC including pawprints, tiles, and deeps.

This table contains the individual detections for sources originating
from multiframe images taken for the VMC (VMC).


Required constraints:
  • Primary key is (multiframeID,extNum,seqNum)

NameTypeLengthUnitDescriptionDefault ValueUnified Content Descriptor
multiframeIDbigint8 the UID of the relevant multiframe meta.id;obs.field
extNumtinyint1 the extension number of this frame meta.number
cuEventIDint4 UID of curation event giving rise to this record meta.bib
seqNum tooltipint4 the running number of this detection {catalogue TType keyword: Sequence_number} meta.number
filterIDtinyint1 UID of combined filter (assigned in VSA: 1=Z,2=Y,3=J,4=H,5=Ks,8=blank) meta.code;instr.filter
isoFlux link to glossaryreal4ADUInstrumental isophotal flux counts {catalogue TType keyword: Isophotal_flux} phot.count
isoMagreal4magCalibrated isophotal magnitude phot.mag
x tooltipreal4pixelsX coordinate of detection {catalogue TType keyword: X_coordinate} pos.cartesian.x;instr.plate
xErr tooltipreal4pixelsError in X coordinate {catalogue TType keyword: X_coordinate_err} stat.error
y tooltipreal4pixelsY coordinate of detection {catalogue TType keyword: Y_coordinate} pos.cartesian.y;instr.plate
yErr tooltipreal4pixelsError in Y coordinate {catalogue TType keyword: Y_coordinate_err} stat.error
gauSig link to glossaryreal4pixelsRMS of axes of ellipse fit {catalogue TType keyword: Gaussian_sigma} src.morph.param
ellreal4 1-b/a, where a/b=semi-major/minor axes {catalogue TType keyword: Ellipticity} src.ellipticity
pa tooltipreal4degreesellipse fit orientation to x axis {catalogue TType keyword: Position_angle} pos.posAng
aProf1 link to glossaryreal4pixelsNo. of pixels above rethreshold 1 (can be non-integer for deblends) {catalogue TType keyword: Areal_1_profile} meta.number
aProf2 tooltipint4pixelsNo. of pixels above rethreshold 2 {catalogue TType keyword: Areal_2_profile} meta.number
aProf3 tooltipint4pixelsNo. of pixels above rethreshold 3 {catalogue TType keyword: Areal_3_profile} meta.number
aProf4 tooltipint4pixelsNo. of pixels above rethreshold 4 {catalogue TType keyword: Areal_4_profile} meta.number
aProf5 tooltipint4pixelsNo. of pixels above rethreshold 5 {catalogue TType keyword: Areal_5_profile} meta.number
aProf6 tooltipint4pixelsNo. of pixels above rethreshold 6 {catalogue TType keyword: Areal_6_profile} meta.number
aProf7 tooltipint4pixelsNo. of pixels above rethreshold 7 {catalogue TType keyword: Areal_7_profile} meta.number
aProf8 tooltipint4pixelsNo. of pixels above rethreshold 8 {catalogue TType keyword: Areal_8_profile} meta.number
pHeight tooltipreal4ADUHighest pixel value above sky {catalogue TType keyword: Peak_height} phot.count
pHeightErrreal4ADUError in peak height {catalogue TType keyword: Peak_height_err} stat.error
aperFlux1 tooltip real4ADUDefault aperture flux counts 1 {catalogue TType keyword: Aper_flux_1} phot.count
aperFlux1errreal4ADUError in aperture flux counts 1 {catalogue TType keyword: Aper_flux_1_err} stat.error
aperMagNoAperCorr1 link to glossaryreal4magCalibrated and standard corrected (but no aperture correction applied) aperture magnitude 1 phot.mag
aperMag1 link to glossaryreal4magCalibrated and corrected aperture magnitude 1 phot.mag
aperMag1errreal4magError in calibrated aperture magnitude 1 stat.error;phot.mag
aperFlux2 tooltipreal4ADUDefault aperture flux 2 {catalogue TType keyword: Aper_flux_2} phot.count
aperFlux2errreal4ADUError in aperture flux 2 {catalogue TType keyword: Aper_flux_2_err} stat.error
aperMagNoAperCorr2 link to glossaryreal4magCalibrated and standard corrected (but no aperture correction applied) aperture magnitude 1 phot.mag
aperMag2 link to glossaryreal4magCalibrated and corrected aperture magnitude 2 phot.mag
aperMag2errreal4magError in calibrated aperture magnitude 2 stat.error;phot.mag
aperFlux3 tooltipreal4ADUdefault aperture flux 3 {catalogue TType keyword: Aper_flux_3}aperturephot.count
aperFlux3errreal4ADUError in aperture flux 3 {catalogue TType keyword: Aper_flux_3_err} stat.error
aperMagNoAperCorr3 link to glossaryreal4magCalibrated and standard corrected (but no aperture correction applied) aperture magnitude 1 phot.mag
aperMag3 link to glossaryreal4magCalibrated and corrected aperture magnitude 3. aperMag3 has also a saturation correction applied for saturated stars. phot.mag
aperMag3errreal4magError in calibrated aperture magnitude 3 stat.error;phot.mag
aperFlux4 tooltipreal4ADUdefault aperture flux 4 {catalogue TType keyword: Aper_flux_4}aperturephot.count
aperFlux4errreal4ADUError in aperture flux 4 {catalogue TType keyword: Aper_flux_4_err} stat.error
aperMagNoAperCorr4 link to glossaryreal4magCalibrated and standard corrected (but no aperture correction applied) aperture magnitude 1 phot.mag
aperMag4 link to glossaryreal4magCalibrated and corrected aperture magnitude 4 phot.mag
aperMag4errreal4magError in calibrated aperture magnitude 4 stat.error;phot.mag
aperFlux5 tooltipreal4ADUdefault aperture flux 5 {catalogue TType keyword: Aper_flux_5}aperturephot.count
aperFlux5errreal4ADUError in aperture flux 5 {catalogue TType keyword: Aper_flux_5_err} stat.error
aperMagNoAperCorr5 link to glossaryreal4magCalibrated and standard corrected (but no aperture correction applied) aperture magnitude 1 phot.mag
aperMag5 link to glossaryreal4magCalibrated and corrected aperture magnitude 5 phot.mag
aperMag5errreal4magError in calibrated aperture magnitude 5 stat.error;phot.mag
aperFlux6 tooltipreal4ADUdefault aperture flux 6 {catalogue TType keyword: Aper_flux_6}aperturephot.count
aperFlux6errreal4ADUError in aperture flux 6 {catalogue TType keyword: Aper_flux_6_err} stat.error
aperMagNoAperCorr6 link to glossaryreal4magCalibrated and standard corrected (but no aperture correction applied) aperture magnitude 1 phot.mag
aperMag6 link to glossaryreal4magCalibrated and corrected aperture magnitude 6 phot.mag
aperMag6errreal4magError in calibrated aperture magnitude 6 stat.error;phot.mag
aperFlux7 tooltipreal4ADUdefault aperture flux 7 {catalogue TType keyword: Aper_flux_7}aperturephot.count
aperFlux7errreal4ADUError in aperture flux 7 {catalogue TType keyword: Aper_flux_7_err} stat.error
aperMagNoAperCorr7 link to glossaryreal4magCalibrated and standard corrected (but no aperture correction applied) aperture magnitude 1 phot.mag
aperMag7 link to glossaryreal4magCalibrated and corrected aperture magnitude 7 phot.mag
aperMag7errreal4magError in calibrated aperture magnitude 7 stat.error;phot.mag
aperFlux8 tooltipreal4ADUdefault aperture flux 8 {catalogue TType keyword: Aper_flux_8}aperturephot.count
aperFlux8errreal4ADUError in aperture flux 8 {catalogue TType keyword: Aper_flux_8_err} stat.error
aperMag8 link to glossaryreal4magCalibrated and corrected aperture magnitude 8. No aperture correction applied since it is 0. phot.mag
aperMag8errreal4magError in calibrated aperture magnitude 8 stat.error;phot.mag
aperFlux9 tooltipreal4ADUdefault aperture flux 9 {catalogue TType keyword: Aper_flux_9}aperturephot.count
aperFlux9errreal4ADUError in aperture flux 9 {catalogue TType keyword: Aper_flux_9_err} stat.error
aperMag9 link to glossaryreal4magCalibrated and corrected aperture magnitude 9. No aperture correction applied since it is 0. phot.mag
aperMag9errreal4magError in calibrated aperture magnitude 9 stat.error;phot.mag
aperFlux10 tooltipreal4ADUdefault aperture flux 10 {catalogue TType keyword: Aper_flux_10}aperturephot.count
aperFlux10errreal4ADUError in aperture flux 10 {catalogue TType keyword: Aper_flux_10_err} stat.error
aperMag10 link to glossaryreal4magCalibrated and corrected aperture magnitude 10. No aperture correction applied since it is 0. phot.mag
aperMag10errreal4magError in calibrated aperture magnitude 10 stat.error;phot.mag
aperFlux11 tooltipreal4ADUdefault aperture flux 11 {catalogue TType keyword: Aper_flux_11}aperturephot.count
aperFlux11errreal4ADUError in aperture flux 11 {catalogue TType keyword: Aper_flux_11_err} stat.error
aperMag11 link to glossaryreal4magCalibrated and corrected aperture magnitude 11. No aperture correction applied since it is 0. phot.mag
aperMag11errreal4magError in calibrated aperture magnitude 11 stat.error;phot.mag
aperFlux12 tooltipreal4ADUdefault aperture flux 12 {catalogue TType keyword: Aper_flux_12}aperturephot.count
aperFlux12errreal4ADUError in aperture flux 12 {catalogue TType keyword: Aper_flux_12_err} stat.error
aperMag12 link to glossaryreal4magCalibrated and corrected aperture magnitude 12. No aperture correction applied since it is 0. phot.mag
aperMag12errreal4magError in calibrated aperture magnitude 12 stat.error;phot.mag
aperFlux13 tooltipreal4ADUdefault aperture flux 13 {catalogue TType keyword: Aper_flux_13}aperturephot.count
aperFlux13errreal4ADUError in aperture flux 13 {catalogue TType keyword: Aper_flux_13_err} stat.error
aperMag13 link to glossaryreal4magCalibrated and corrected aperture magnitude 13. No aperture correction applied since it is 0. phot.mag
aperMag13errreal4magError in calibrated aperture magnitude 13 stat.error;phot.mag
petroRadreal4pixelsr_p as defined in Yasuda et al. 2001 AJ 112 1104 {catalogue TType keyword: Petr_radius} phys.angSize
kronRadreal4pixelsr_k as defined in Bertin and Arnouts 1996 A&A Supp 117 393 {catalogue TType keyword: Kron_radius} phys.angSize
halfRadreal4pixelsr_h half-light radius, calculated as the circular aperture that encloses half the total flux, which is specified as max(isoFlux,aperFlux5) {catalogue TType keyword: Half_radius}-0.9999995e9phys.angSize
petroFluxreal4ADUflux within circular aperture to k × r_p ; k = 2 {catalogue TType keyword: Petr_flux} phot.count
petroFluxErrreal4ADUerror on Petrosian flux {catalogue TType keyword: Petr_flux_err} stat.error
petroMagreal4magCalibrated Petrosian magnitude within circular aperture r_p phot.mag
petroMagErrreal4magerror on calibrated Petrosian magnitude stat.error;phot.mag
kronFluxreal4ADUflux within circular aperture to k × r_k ; k = 2 {catalogue TType keyword: Kron_flux} phot.count
kronFluxErrreal4ADUerror on Kron flux {catalogue TType keyword: Kron_flux_err} stat.error
kronMagreal4magCalibrated Kron magnitude within circular aperture r_k phot.mag
kronMagErrreal4magerror on calibrated Kron magnitude stat.error;phot.mag
halfFluxreal4ADUHalf the total flux (max(isoFlux,aperFlux5), used in the halfRad calculation {catalogue TType keyword: Half_flux}-0.9999995e9phot.count
halfFluxErrreal4ADUerror on Half flux {catalogue TType keyword: Half_flux_err}-0.9999995e9stat.error
halfMagreal4magCalibrated magnitude within circular aperture halfRad phot.mag
halfMagErrreal4magCalibrated error on Half magnitude stat.error;phot.mag
errBits link to glossaryint4 processing warning/error bitwise flags {catalogue TType keyword: Error_bit_flag} meta.code
skyreal4ADUlocal interpolated sky level from background tracker {catalogue TType keyword: Sky_level} instr.skyLevel
skyVarreal4ADUlocal estimate of variation in sky level around image {catalogue TType keyword: Sky_rms} instr.skyLevel
averageConfreal4 The average confidence level in the default 2 arcsec diameter aperture (aper3). {catalogue TType keyword: Av_conf}-0.9999995e9stat.likelihood
mjdfloat8dayThe mean Modified Julian Day of each detection {catalogue TType keyword: MJDoff} time.epoch
ra link to glossaryfloat8DegreesCelestial Right Ascension pos.eq.ra;meta.main
dec link to glossaryfloat8DegreesCelestial Declination pos.eq.dec;meta.main
cxfloat8 unit vector of spherical co-ordinates pos.cartesian.x;pos.eq
cyfloat8 unit vector of spherical co-ordinates pos.cartesian.y;pos.eq
czfloat8 unit vector of spherical co-ordinates pos.cartesian.z;pos.eq
htmIDbigint8 Hierarchical Triangular Mesh (HTM) index, 20 deep, for equatorial co-ordinates pos
lfloat8DegreesGalactic longitude pos.galactic.lon
bfloat8DegreesGalactic latitude pos.galactic.lat
lambdafloat8DegreesSDSS system spherical co-ordinate 1 pos
etafloat8DegreesSDSS system spherical co-ordinate 2 pos
class tooltip smallint2 Flag indicating most probable morphological classification {catalogue TType keyword: Classification} src.class
classStat link to glossaryreal4 N(0,1) stellarness-of-profile statistic {catalogue TType keyword: Statistic} stat
psfFluxreal4ADUPSF-fitted flux {catalogue TType keyword: PSF_flux}-0.9999995e9phot.count
psfFluxErrreal4ADUError on PSF-fitted flux {catalogue TType keyword: PSF_flux_err}-0.9999995e9stat.error
psfMagreal4magPSF-fitted calibrated magnitude-0.9999995e9stat.fit.param;phot.mag
psfMagErrreal4magError on PSF-fitted calibrated magnitude-0.9999995e9stat.error;phot.mag
psfFitXreal4pixelsPSF-fitted X coordinate {catalogue TType keyword: PSF_fit_X}-0.9999995e9pos.cartesian.x;instr.plate
psfFitXerrreal4pixelsError on PSF-fitted X coordinate {catalogue TType keyword: PSF_fit_X_err}-0.9999995e9stat.error
psfFitYreal4pixelsPSF-fitted Y coordinate {catalogue TType keyword: PSF_fit_Y}-0.9999995e9pos.cartesian.y;instr.plate
psfFitYerrreal4pixelsError on PSF-fitted Y coordinate {catalogue TType keyword: PSF_fit_y_err}-0.9999995e9stat.error
psfFitChi2real4 standard normalised variance of PSF fit {catalogue TType keyword: PSF_fit_chi2}-0.9999995e9stat.stdev
psfFitDofsmallint2 no. of degrees of freedom of PSF fit {catalogue TType keyword: PSF_fit_dof}-9999stat.fit.dof
deltaMagreal4 sum of magnitude corrections for faster processing0.0stat.param;phot.mag
illumCorrreal4 illumination correction0.0stat.fit
distortCorrreal4 distortion correction0.0stat.fit.param
saturatCorrreal4 saturation correction0.0stat.param
ppErrBits link to glossaryint4 additional WFAU post-processing error bits0meta.code
deprecated link to glossarytinyint1 Code for a current (=0) or deprecated (!=0) detection0meta.code
objID link to glossarybigint8 Unique identifier for this detection or default for no detection-99999999meta.id;meta.main
Total length567