T
Name	Schema Table	Database	Description	Type	Length	Unit	Default Value	Unified Content Descriptor
tel_temp	twomass_scn	2MASS	Telescope girdle temperature at beginning of scan.	real	4	degC		PHYS_TEMP_MISC
tel_temp	twomass_sixx2_scn	2MASS	telescope tube girdle temperature (deg C) at beg. of scan	real	4	degC
telAperture	Survey	PSSA	Telescope aperture	float	8	metres		TEL_SIZE
telAperture	Survey	SSA	Telescope aperture	float	8	metres		TEL_SIZE
telescope	Survey	PSSA	UK, ESO or Palomar Oschin Schmidt	varchar	64			TEL_ID
telescope	Survey	SSA	UK, ESO or Palomar Oschin Schmidt	varchar	64			TEL_ID
telHeight	Survey	PSSA	Telescope altitude	real	4	metres		OBSTY_ALTITUDE
telHeight	Survey	SSA	Telescope altitude	real	4	metres		OBSTY_ALTITUDE
telLat	Survey	PSSA	Telescope latitude	float	8	degress		POS_EARTH_LAT_MAIN
telLat	Survey	SSA	Telescope latitude	float	8	degress		POS_EARTH_LAT_MAIN
telLong	Survey	PSSA	Telescope longitude	float	8	degrees		POS_EARTH_LON_MAIN
telLong	Survey	SSA	Telescope longitude	float	8	degrees		POS_EARTH_LON_MAIN
thetaI	Detection	PSSA	Position angle (wrt x-axis) of intensity-weighted fitted ellipse	smallint	2	degrees		POS_POS-ANG
thetaI	Detection	SSA	Position angle (wrt x-axis) of intensity-weighted fitted ellipse	smallint	2	degrees		POS_POS-ANG
thetaU	Detection	PSSA	Position angle (wrt x-axis) of unweighted fitted ellipse	smallint	2	degrees		POS_POS-ANG
thetaU	Detection	SSA	Position angle (wrt x-axis) of unweighted fitted ellipse	smallint	2	degrees		POS_POS-ANG
tile	twomass_scn	2MASS	Tile identification number.	int	4			ID_NUMBER
tile	twomass_sixx2_scn	2MASS	tile ID number	int	4
timeMeas	Plate	PSSA	Measurement time (local), eg. 15:33:47	varchar	8			TIME_MISC
timeMeas	Plate	SSA	Measurement time (local), eg. 15:33:47	varchar	8			TIME_MISC
trackAngle	JunkDetection	PSSA	Angle of track or diffraction spike	real	4	degrees	-999.995	POS_POS-ANG
trackAngle	JunkDetection	SSA	Angle of track or diffraction spike	real	4	degrees	-999.995	POS_POS-ANG
tropl	Plate	PSSA	Tropospheric lapse rate	real	4	K/m		MODEL_PARAM
tropl	Plate	SSA	Tropospheric lapse rate	real	4	K/m		MODEL_PARAM
tSysRef	Plate	PSSA	Time system of equinox of refstar positions, eg. JULIAN	varchar	12			NOTE
tSysRef	Plate	SSA	Time system of equinox of refstar positions, eg. JULIAN	varchar	12			NOTE
twomassID	twompzPhotoz	TWOMPZ	2MASS ID, equivalent to ext_key in twomass_xsc	bigint	8			meta.id;meta.main
twomassX	twompzPhotoz	TWOMPZ	2MASS source designation {image primary HDU keyword: 2MASX}	varchar	17			meta.id