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Table: phat_v2.phot_meas
(The bold columns are indexed columns)
Column NameDescriptionDatatype
backgroundTotal sky levelREAL
brickBrick number, 1-23INTEGER
chiGoodness of fit to the PSFREAL
chipChip numberINTEGER
countsTotal countsREAL
crowdDolPHOT crowding parameter (difference that subtracting neighbors has on the measured magnitude of the source)REAL
dateobsUT date of observation y mCHAR
decDeclination (J2000)DOUBLE
elatEcliptic latitudeDOUBLE
elonEcliptic longitudeDOUBLE
exptimeExposure timeREAL
extImage extension, zero for base imageINTEGER
fieldField number, 1-18INTEGER
filterFilter nameCHAR
flagDolPHOT photometric quality flagREAL
glatGalactic latitudeDOUBLE
glonGalactic longitudeDOUBLE
htm9HTM base 9 indexINTEGER
imageName of image used to measure photometryCHAR
magerrMagnitude errorREAL
magvegaVEGA magnitude for the sourceREAL
mjdModified Julian dateDOUBLE
nest4096HEALPix index (NEST scheme, NSIDE 4096)INTEGER
objidUnique object IDCHAR
raRight ascension (J2000)DOUBLE
random_idUnique random number between 0 and 100REAL
rateCTE-adjusted, aperture corrected count rate for the source countsREAL
ring256HEALPix index (RING scheme, NSIDE 256)INTEGER
roundDolPHOT roundness parameterREAL
sharpDolPHOT object sharpness parameterREAL
snrSignal-to-noise ratioREAL
timeobsUT time of observation h mCHAR