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Glossary of WSA attributes
This Glossary alphabetically lists all attributes used in the UKIDSSDR2 database(s) held in the WSA. If you would like to have more information about the schema tables please use the UKIDSSDR2 Schema Browser (other Browser versions).

A

B

C

D

E

F

G

H

I

J

K

L

M

N

O

P

Q

R

S

T

U

V

W

X

Y

Z

B
Name	Schema Table	Database	Description	Type	Length	Unit	Default Value	Unified Content Descriptor
b	CompleteStars, ReliableGalaxies, ReliableStars, Source	SSA	The Galactic latitude of the source	real	4	degrees		POS_GAL_LAT
b	CurrentAstrometry	WSATransit	Galactic latitude of device centre	float	8	Degrees		POS_GAL_LAT
b	CurrentAstrometry, PreviousAstrometry	WSA	Galactic latitude of device centre	float	8	Degrees		POS_GAL_LAT
b	dxsDetection, dxsJKsource, dxsListRemeasurement, dxsSource, dxsSourceRemeasurement, gcsDetection, gcsListRemeasurement, gcsPointSource, gcsSource, gcsSourceRemeasurement, gcsZYJHKsource, gpsDetection, gpsJHKsource, gpsListRemeasurement, gpsPointSource, gpsSource, gpsSourceRemeasurement, lasDetection, lasExtendedSource, lasListRemeasurement, lasPointSource, lasSource, lasSourceRemeasurement, lasYJHKsource, reliableDxsSource, reliableGcsPointSource, reliableGpsPointSource, reliableLasPointSource, UKIDSSDetection, udsDetection, udsListRemeasurement, udsSource, udsSourceRemeasurement	WSA	Galactic latitude	float	8	Degrees		POS_GAL_LAT
b	glimpse_hrc_inter, glimpse_mca_inter	GLIMPSE	Galactic latitude	float	8	degrees		POS_GAL_LAT
b	ptsDetection	WSATransit	Galactic latitude	float	8	Degrees		POS_GAL_LAT
B1	mgcGalaxyStruct	MGC	Background correction applied to A1	real	4		99.99
B2	mgcGalaxyStruct	MGC	Background correction applied to A2	real	4		99.99
B3	mgcGalaxyStruct	MGC	Background correction applied to A3	real	4		99.99
B4	mgcGalaxyStruct	MGC	Background correction applied to A4	real	4		99.99
b_err	glimpse_hrc_inter, glimpse_mca_inter	GLIMPSE	Error in Galactic latitude	float	8	arcsec		ERROR
B_IMAGE	mgcDetection	MGC	Flux rms along minor axis	real	4	pixel
b_m_opt	twomass_psc	2MASS	Blue magnitude of associated optical source.	real	4	mag		SPECT_FLUX_VALUE
B_MGC	mgcDetection	MGC	Best of MAG_AUTO and MAG_ISOCOR	real	4	mag
B_MGC_DC	mgcDetection	MGC	B_MGC corrected for extinction	real	4	mag
BACK	mgcGalaxyStruct	MGC	Background Level (digital units)	real	4		99.99
BACKGRND	mgcDetection	MGC	Background at object position	real	4	count
BACKm	mgcGalaxyStruct	MGC	Background Level error (-)	real	4		99.99
BACKp	mgcGalaxyStruct	MGC	Background Level error (+)	real	4		99.99
bandMergingCriterion	RequiredSynoptic	WSA	maximum timespan over which different filters are merged into sources in the synoptic source table.	real	4	minutes	-0.9999995e9
BBDWEIGHT	mgcGalaxyStruct	MGC	Weight from MGC4 BBD	real	4
BBDWEIGHTERR	mgcGalaxyStruct	MGC	Error in weight from MGC4 BBD	real	4
beamNS	Multiframe	WSA	Topend: N-S beam {image primary HDU keyword: NSBEAM}	real	4		-0.9999995e9
beamNS	Multiframe	WSATransit	Topend: N-S beam {image primary HDU keyword: NSBEAM}	real	4		-0.9999995e9
beamWE	Multiframe	WSA	Topend: W-E beam {image primary HDU keyword: WEBEAM}	real	4		-0.9999995e9
beamWE	Multiframe	WSATransit	Topend: W-E beam {image primary HDU keyword: WEBEAM}	real	4		-0.9999995e9
BEST_Z	mgcBrightSpec	MGC	Best redshift	real	4
BEST_ZQUAL	mgcBrightSpec	MGC	Quality of best redshift	tinyint	1
BESTTQZ_Z	mgcBrightSpec	MGC	2qz redshift	real	4
bgrCpsa	rosat_bsc, rosat_fsc	ROSAT	background countrate, vignetting corrected	real	4	counts/sec/arcmin**2		INST_BACKGROUND
bI	Detection	SSA	Semi-minor axis of intensity-weighted fitted ellip.	real	4	microns		EXTENSION_SMIN
bitsPerPix	MultiframeDetector	WSA	Number of bits per data pixel, eg. +32 = 4 byte integers {image extension keyword: BITPIX}	smallint	2	FITS bitpix		NUMBER
bitsPerPix	MultiframeDetector	WSATransit	Number of bits per data pixel, eg. +32 = 4 byte integers {image extension keyword: BITPIX}	smallint	2	FITS bitpix		NUMBER
bl_flg	twomass_psc	2MASS	Blend flag.	varchar	3			CODE_MISC
bl_sub_flg	twomass_xsc	2MASS	blanked/subtracted src description flag.	smallint	2			CODE_MISC
blend	Detection	SSA	Deblend flag: -n=parent of n children; +n = nth child of a parent	int	4			CODE_MULT_INDEX
blendB	CompleteStars, ReliableGalaxies, ReliableStars, Source	SSA	Blend flag from B band detection	int	4		-99999999	CODE_MULT_INDEX
blendI	CompleteStars, ReliableGalaxies, ReliableStars, Source	SSA	Blend flag from I band detection	int	4		-99999999	CODE_MULT_INDEX
blendR1	CompleteStars, ReliableGalaxies, ReliableStars, Source	SSA	Blend flag from R1 band detection	int	4		-99999999	CODE_MULT_INDEX
blendR2	CompleteStars, ReliableGalaxies, ReliableStars, Source	SSA	Blend flag from R2 band detection	int	4		-99999999	CODE_MULT_INDEX
blk_fac	twomass_xsc	2MASS	LCSB blocking factor (1, 2, 4, 8).	smallint	2			FIT_PARAM
bMag	ukirtFSstars	WSA	B band total magnitude	real	4	mag	-0.9999995e9	PHOT_INT-MAG
brgMag	CurrentStdStarInfo, PreviousStdStarInfo	WSA	BrG band total magnitude of star (from external sources if primary)	real	4	mag		PHOT_INT-MAG
brgMagErr	CurrentStdStarInfo, PreviousStdStarInfo	WSA	BrG band magnitude error of star	real	4	mag		ERROR
brightLim	Plate	SSA	Bright mag limit for selected astrometric refstars	real	4			PHOT_MAG_LIMIT
brightObjID	JunkDetection	SSA	The Detection.objID of the artifact-inducing bright star	bigint	8		0	ID_ASSOCIATED
bU	Detection	SSA	Semi-minor axis of unweighted fitted ellipse	real	4	microns		EXTENSION_SMIN
BULGE_E	mgcGalaxyStruct	MGC	Bulge Ellipticity	real	4		99.99
BULGE_Em	mgcGalaxyStruct	MGC	Bulge Ellipticity error (-)	real	4		99.99
BULGE_Ep	mgcGalaxyStruct	MGC	Bulge Ellipticity error (+)	real	4		99.99
BULGE_FRAC	mgcGalaxyStruct	MGC	Bulge Fraction (0=pure disk)	real	4		99.99
BULGE_FRACm	mgcGalaxyStruct	MGC	Bulge Fraction error (-)	real	4		99.99
BULGE_FRACp	mgcGalaxyStruct	MGC	Bulge Fraction error (+)	real	4		99.99
BULGE_PA	mgcGalaxyStruct	MGC	Bulge Position Angle	real	4		99.99
BULGE_PAm	mgcGalaxyStruct	MGC	Bulge Position Angle error (-)	real	4		99.99
BULGE_PAp	mgcGalaxyStruct	MGC	Bulge Position Angle error (+)	real	4		99.99
BULGE_RE	mgcGalaxyStruct	MGC	Bulge Effective Radius	real	4		99.99
BULGE_REm	mgcGalaxyStruct	MGC	Bulge Effective Radius error (-)	real	4		99.99
BULGE_REp	mgcGalaxyStruct	MGC	Bulge Effective Radius error (+)	real	4		99.99