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Glossary of WSA NonSurvey attributes (UKIDSSDR10)

This Glossary alphabetically lists all attributes used in the WSA NonSurvey database(s) held in the WSA. If you would like to have more information about the schema tables please use the Schema Browser (other Browser versions).
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NameSchema TableDatabaseDescriptionTypeLengthUnitDefault ValueUnified Content Descriptor
gain [nspid]MultiframeDetector WSA NonSurvey Detector gain {image extension keyword: GAIN} real 4 electrons/ADU -0.9999995e9 ??
gauSig [nspid]Detection WSA NonSurvey RMS of axes of ellipse fit {catalogue TType keyword: Gaussian_sigma} real 4 pixels   MORPH_PARAM
These are derived from the three general intensity-weighted second moments. The equivalence between them and a generalised elliptical Gaussian Distribution is used to derive Gaussian sigma = (σa²+σb²)½
gpsEnd [nspid]Multiframe WSA NonSurvey Date and time (UTC) of end of the observation from GPS data {image primary HDU keyword: GPS-END} datetime 8   12-31-9999 time.epoch
gpsObs [nspid]Multiframe WSA NonSurvey Date and time (UTC) of start of the observation from GPS data {image primary HDU keyword: GPS-OBS} datetime 8   12-31-9999 time.epoch
grpMem [nspid]Multiframe WSA NonSurvey Group membership (0=F, 1=T) {image primary HDU keyword: GRPMEM} tinyint 1   0 CODE_MEM
grpNum [nspid]Multiframe WSA NonSurvey Group number applied to all members {image primary HDU keyword: GRPNUM} int 4   -99999999 meta.number
gsDec [nspid]Multiframe WSA NonSurvey Declination of guide star {image primary HDU keyword: GSDEC} float 8 degrees -0.9999995e9 pos.eq.dec;meta.main
gsRa [nspid]Multiframe WSA NonSurvey Right ascension of guide star {image primary HDU keyword: GSRA} float 8 hours -0.9999995e9 pos.eq.ra;meta.main
guiding [nspid]Multiframe WSA NonSurvey Guider status (OFF|ON|PAUSED) {image primary HDU keyword: GUIDING} varchar 10   NONE  



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07/11/2017