GSC 2.3.3 / GSC 2.4.0 Record Structure

FieldName	DataType	UCD	unit	FieldDescription	id	ucd1plus
hstID	char	ID_MAIN		GSC2 Public ID	hstID	meta.id;meta.main
ra	double	POS_EQ_RA_MAIN	degree	Right Ascension (ICRS)	ra	pos.eq.ra;meta.main
dec	double	POS_EQ_DEC_MAIN	degree	Declination (ICRS)	dec	pos.eq.dec;meta.main
objID	long	ID_DATABASE		Database ID	objID	meta.record
gscID2	char	ID_IDENTIFIER		GSC2 Internal ID	gscID2	meta.id
GSC1ID	char	ID_CROSSID		GSC1 ID	GSC1ID	meta.id.cross
epoch	float	TIME_EPOCH	year	Epoch of coordinate	epoch	time.epoch;obs
raEpsilon	float	ERROR	arcsec	RA error	raEpsilon	stat.error
decEpsilon	float	ERROR	arcsec	Dec error	decEpsilon	stat.error
rapm	float	POS_EQ_PMRA	mas/year	RA proper motion	rapm	pos.pm;pos.eq.ra
decpm	float	POS_EQ_PMDEC	mas/year	Dec proper motion	decpm	pos.pm;pos.eq.dec
rapmErr	float	ERROR	mas/year	RA pm error	rapmErr	stat.error
decpmErr	float	ERROR	mas/year	Dec pm error	decpmErr	stat.error
deltaEpoch	float	TIME_INTERVAL	year	Time interval used for PM computation	deltaEpoch	time.interval
FpgMag	float	PHOT_PHG_R	mag	Photographic Red magnitude	FpgMag	phot.mag;em.opt.R
FpgMagErr	float	ERROR	mag	Photographic Red magnitude error	FpgMagErr	stat.error
FpgMagCode	int	PHOT_SYS-ID		Photographic Red bandpass code	FpgMagCode	meta.code
JpgMag	float	PHOT_PHG_BJ	mag	Photographic Blue magnitude	JpgMag	phot.mag;em.opt.B
JpgMagErr	float	ERROR	mag	Photographic Blue magnitude error	JpgMagErr	stat.error
JpgMagCode	int	PHOT_SYS-ID		Photographic Blue bandpass code	JpgMagCode	meta.code
VMag	float	PHOT_MAG_V	mag	V band magnitude	VMag	phot.mag;em.opt.V
VMagErr	float	ERROR	mag	V band magnitude error	VMagErr	stat.error
VMagCode	int	PHOT_SYS-ID		V band bandpass code	VMagCode	meta.code
NpgMag	float	PHOT_PHG_I	mag	Photographic Near-IR magnitude	NpgMag	phot.mag;em.opt.I
NMag	float	PHOT_PHG_I	mag	Photographic Near-IR magnitude	NpgMag	phot.mag;em.opt.I
NpgMagErr	float	ERROR	mag	Photographic Near-IR magnitude error	NpgMagErr	stat.error
NMagErr	float	ERROR	mag	Photographic Near-IR magnitude error	NpgMagErr	stat.error
NpgMagCode	int	PHOT_SYS-ID		Photographic Near-IR bandpass code	NpgMagCode	meta.code
NMagCode	int	PHOT_SYS-ID		Photographic Near-IR bandpass code	NpgMagCode	meta.code
UMag	float	PHOT_MAG_U	mag	U band magnitude	UMag	phot.mag;em.opt.U
UMagErr	float	ERROR	mag	U band magnitude error	UMagErr	stat.error
UMagCode	int	PHOT_SYS-ID		U band bandpass code	UMagCode	meta.code
BMag	float	PHOT_MAG_B	mag	B band magnitude	BMag	phot.mag;em.opt.B
BMagErr	float	ERROR	mag	B band magnitude error	BMagErr	stat.error
BMagCode	int	PHOT_SYS-ID		B band bandpass code	BMagCode	meta.code
RMag	float	PHOT_MAG_R	mag	R band magnitude	RMag	phot.mag;em.opt.R
RMagErr	float	ERROR	mag	R band magnitude error	RMagErr	stat.error
RMagCode	int	PHOT_SYS-ID		R band bandpass code	RMagCode	meta.code
IMag	float	PHOT_MAG_I	mag	I band magnitude	IMag	phot.mag;em.opt.I
IMagErr	float	ERROR	mag	I band magnitude error	IMagErr	stat.error
IMagCode	int	PHOT_SYS-ID		I band bandpass code	IMagCode	meta.code
JMag	float	PHOT_MAG_J	mag	2MASS J band magnitude	JMag	phot.mag;em.IR.J
JMagErr	float	ERROR	mag	2MASS J band magnitude error	JMagErr	stat.error
JMagCode	int	PHOT_SYS-ID		2MASS J band bandpass code	JMagCode	meta.code
HMag	float	PHOT_MAG_H	mag	2MASS H band magnitude	HMag	phot.mag;em.IR.H
HMagErr	float	ERROR	mag	2MASS H band magnitude error	HMagErr	stat.error
HMagCode	int	PHOT_SYS-ID		2MASS H band bandpass code	HMagCode	meta.code
KMag	float	PHOT_MAG_K	mag	2MASS K band magnitude	KMag	phot.mag;em.IR.K
KMagErr	float	ERROR	mag	2MASS K band magnitude error	KMagErr	stat.error
KMagCode	int	PHOT_SYS-ID		2MASS K band bandpass code	KMagCode	meta.code
class	int	CLASS_OBJECT		Object classification code	class	meta.code.class
semiMajorAxis	float	OBS_PARAM	pixels	SemiMajor diameter of object	semiMajorAxis	phys.angSize.smajAxis
eccentricity	float	OBS_PARAM		Eccentricity of object	eccentricity	phys.size.axisRatio
positionangle	float	OBS_PARAM	degree	Position Angle (North thru East)	positionangle	pos.posAng
sourceStatus	long	CODE_MISC		Object status codes	sourceStatus	meta.code.status
variableFlag	char	CODE_VARIAB		Flag for known variable	variableFlag	meta.code.status
multipleFlag	char	CODE_MULT_FLAG		Flag for known multiple	multipleFlag	meta.code.class
HTMID	long	POS		HTM position ID	HTMID	pos.HTM
cx	double	POS_EQ_X		Internal 3-vector	cx	pos.cartesian.x
cy	double	POS_EQ_Y		Internal 3-vector	cy	pos.cartesian.y
cz	double	POS_EQ_Z		Internal 3-vector	cz	pos.cartesian.z
gLat	float	POS_GAL_LAT	degree	Galactic latitude	gLat	pos.galactic.lat
gLon	float	POS_GAL_LON	degree	Galactic longitude	gLon	pos.galactic.lon
distance	float	POS_ANG_DIST_GENERAL	arcsec	Distance of Object	distance	pos.angDistance

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