SuperCOSMOS Science Archive

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

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Name Schema Table Database Description Type Length Unit Default Value Unified Content Descriptor

r_3sig twomass_xsc 2MASS 3-sigma K isophotal semi-major axis. real 4 arcsec ERROR

r_ext twomass_sixx2_xsc 2MASS extrapolation/total radius real 4 arcsec

r_ext twomass_xsc 2MASS extrapolation/total radius. real 4 arcsec EXTENSION_RAD

r_fc twomass_xsc 2MASS K fiducial Kron circular aperture radius. real 4 arcsec EXTENSION_RAD

r_fe twomass_xsc 2MASS K fiducial Kron elliptical aperture semi-major axis. real 4 arcsec EXTENSION_RAD

r_j21fc twomass_xsc 2MASS 21mag/sq." isophotal J fiducial circular ap. radius. real 4 arcsec EXTENSION_RAD

r_j21fe twomass_xsc 2MASS 21mag/sq." isophotal J fiducial ell. ap. semi-major axis. real 4 arcsec EXTENSION_RAD

r_k20fc twomass_xsc 2MASS 20mag/sq." isophotal K fiducial circular ap. radius. real 4 arcsec EXTENSION_RAD

r_k20fe twomass_sixx2_xsc 2MASS 20mag/sq.″ isophotal K fiducial ell. ap. semi-major axis real 4 arcsec

r_k20fe twomass_xsc 2MASS 20mag/sq." isophotal K fiducial ell. ap. semi-major axis. real 4 arcsec EXTENSION_RAD

ra Detection PSSA Celestial Right Ascension float 8 degrees POS_EQ_RA_MAIN

ra Detection SSA Celestial Right Ascension float 8 degrees POS_EQ_RA_MAIN

ra Source PSSA Mean RA, computed from detections merged in this catalogue float 8 degrees POS_EQ_RA_MAIN

ra Source SSA Mean RA, computed from detections merged in this catalogue float 8 degrees POS_EQ_RA_MAIN

ra twomass_psc 2MASS J2000 right ascension with respect to the ICRS float 8 degrees POS_EQ_RA_MAIN

ra twomass_scn 2MASS Right ascension of scan center for equinox J2000. float 8 degrees POS_EQ_RA_MAIN

ra twomass_sixx2_psc 2MASS right ascension (J2000 decimal deg) float 8 deg

ra twomass_sixx2_scn 2MASS right ascension (J2000 decimal deg) of scan center float 8 deg

ra twomass_sixx2_xsc 2MASS right ascension (J2000 decimal deg) based on peak pixel float 8 deg

ra twomass_xsc 2MASS Right ascension (J2000 decimal deg) based on peak pixel. float 8 degrees POS_EQ_RA_MAIN

ra twompzPhotoz TWOMPZ R.A. (J2000) based on the peak pixel {image primary HDU keyword: RAJ2000} float 8 Degrees pos.eq.ra;meta.main

ra wiseScosPhotoz, wiseScosPhotozRejects, wiseScosSvm WISExSCOSPZ R.A. (J2000) from WISE {image primary HDU keyword: ra_WISE} float 8 Degrees pos.eq.ra;meta.main

ra_1 twomass_scn 2MASS J2000 right ascension of the eastern corner at start of scan. float 8 degrees POS_EQ_RA_MAIN

ra_1 twomass_sixx2_scn 2MASS right ascension (J2000 decimal deg) of scan corner 1 float 8 deg

ra_2 twomass_scn 2MASS J2000 right ascension of the western corner at start of scan. float 8 degrees POS_EQ_RA_MAIN

ra_2 twomass_sixx2_scn 2MASS right ascension (J2000 decimal deg) of scan corner 2 float 8 deg

ra_3 twomass_scn 2MASS J2000 right ascension of the eastern corner at end of scan. float 8 degrees POS_EQ_RA_MAIN

ra_3 twomass_sixx2_scn 2MASS right ascension (J2000 decimal deg) of scan corner 3 float 8 deg

ra_4 twomass_scn 2MASS J2000 right ascension of the western corner at end of scan. float 8 degrees POS_EQ_RA_MAIN

ra_4 twomass_sixx2_scn 2MASS right ascension (J2000 decimal deg) of scan corner 4 float 8 deg

raCol Plate PSSA Name of RA column in reference catalogue varchar 16 REMARKS

raCol Plate SSA Name of RA column in reference catalogue varchar 16 REMARKS

radecSys Plate PSSA Co-ordinate system of raPnt/decPnt, eg. FK4 varchar 4 POS_REFERENCE-SYSTEM

radecSys Plate SSA Co-ordinate system of raPnt/decPnt, eg. FK4 varchar 4 POS_REFERENCE-SYSTEM

raPMCol Plate PSSA Name of RA proper motion column in reference catalogue varchar 16 REMARKS

raPMCol Plate SSA Name of RA proper motion column in reference catalogue varchar 16 REMARKS

raPnt Plate PSSA Mean plate centre RA real 4 degrees POS_EQ_RA_MAIN

raPnt Plate SSA Mean plate centre RA real 4 degrees POS_EQ_RA_MAIN

rCalCorr twompzPhotoz TWOMPZ SuperCOSMOS RgCorMag corrected for Galactic dust extinction. Southern hemisphere [dec(1950)<2.5] have been corrected for a small colour dependent offset between UKST and POSS-II. {image primary HDU keyword: RcalCorr} real 4 -0.9999995e9

rCalCorr wiseScosPhotoz, wiseScosPhotozRejects, wiseScosSvm WISExSCOSPZ SuperCOSMOS RgCorMag corrected for Galactic dust extinction. Southern hemisphere [dec(1950)<2.5] have been corrected for a small colour dependent offset between UKST and POSS-II. {image primary HDU keyword: Rcc} real 4 -0.9999995e9

rCalCorrErr twompzPhotoz TWOMPZ Estimated error in R band {image primary HDU keyword: errR} real 4 mag -0.9999995e9

rCalCorrErr wiseScosSvm WISExSCOSPZ Error on SuperCOSMOS RgCorMag corrected for Galactic dust extinction {image primary HDU keyword: errR} real 4 -0.9999995e9

rCritAbs Plate PSSA Absolute object rejection criterion real 4 microns REDUCT_PARAM

rCritAbs Plate SSA Absolute object rejection criterion real 4 microns REDUCT_PARAM

rCritFin Plate PSSA Final residual tolerance real 4 sigma REDUCT_PARAM

rCritFin Plate SSA Final residual tolerance real 4 sigma REDUCT_PARAM

rCritIni Plate PSSA Initial matching tolerance for refstars real 4 microns REDUCT_PARAM

rCritIni Plate SSA Initial matching tolerance for refstars real 4 microns REDUCT_PARAM

rCritRel Plate PSSA Relative object rejection criterion real 4 REDUCT_PARAM

rCritRel Plate SSA Relative object rejection criterion real 4 REDUCT_PARAM

rd_flg twomass_psc 2MASS Read flag. varchar 3 CODE_MISC

rd_flg twomass_sixx2_psc 2MASS source of JHK "default" mags (AKA "read flag") varchar 3

recNum Detection PSSA The record number in the original IAM file int 4 RECORD

recNum Detection SSA The record number in the original IAM file int 4 RECORD

rel twomass_sixx2_psc, twomass_sixx2_xsc 2MASS Reliability flag (A-F), with A being the highest and F being lowest reliability varchar 1

rel0 twomass_scn 2MASS Flag indicating whether the scan is contained in the TWOMASS Sampler Release. smallint 2 CODE_MISC

rel1 twomass_scn 2MASS Flag indicating whether the scan is contained in the TWOMASS First Incremental Data Release (IDR1). smallint 2 CODE_MISC

rel2 twomass_scn 2MASS Flag indicating whether the scan is contained in the TWOMASS Second Incremental Data Release (IDR2). smallint 2 CODE_MISC

rh twomass_scn 2MASS Relative humidity of telescope enclosure at beginning of scan. smallint 2 % OBS_CONDITIONS

rh twomass_sixx2_scn 2MASS relative humidity (%) at beginning of scan smallint 2 %

rvCol Plate PSSA Name of radial velocity column in reference catalogue varchar 16 REMARKS

rvCol Plate SSA Name of radial velocity column in reference catalogue varchar 16 REMARKS

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Name	Schema Table	Database	Description	Type	Length	Unit	Default Value	Unified Content Descriptor
r_3sig	twomass_xsc	2MASS	3-sigma K isophotal semi-major axis.	real	4	arcsec		ERROR
r_ext	twomass_sixx2_xsc	2MASS	extrapolation/total radius	real	4	arcsec
r_ext	twomass_xsc	2MASS	extrapolation/total radius.	real	4	arcsec		EXTENSION_RAD
r_fc	twomass_xsc	2MASS	K fiducial Kron circular aperture radius.	real	4	arcsec		EXTENSION_RAD
r_fe	twomass_xsc	2MASS	K fiducial Kron elliptical aperture semi-major axis.	real	4	arcsec		EXTENSION_RAD
r_j21fc	twomass_xsc	2MASS	21mag/sq." isophotal J fiducial circular ap. radius.	real	4	arcsec		EXTENSION_RAD
r_j21fe	twomass_xsc	2MASS	21mag/sq." isophotal J fiducial ell. ap. semi-major axis.	real	4	arcsec		EXTENSION_RAD
r_k20fc	twomass_xsc	2MASS	20mag/sq." isophotal K fiducial circular ap. radius.	real	4	arcsec		EXTENSION_RAD
r_k20fe	twomass_sixx2_xsc	2MASS	20mag/sq.″ isophotal K fiducial ell. ap. semi-major axis	real	4	arcsec
r_k20fe	twomass_xsc	2MASS	20mag/sq." isophotal K fiducial ell. ap. semi-major axis.	real	4	arcsec		EXTENSION_RAD
ra	Detection	PSSA	Celestial Right Ascension	float	8	degrees		POS_EQ_RA_MAIN
ra	Detection	SSA	Celestial Right Ascension	float	8	degrees		POS_EQ_RA_MAIN
ra	Source	PSSA	Mean RA, computed from detections merged in this catalogue	float	8	degrees		POS_EQ_RA_MAIN
ra	Source	SSA	Mean RA, computed from detections merged in this catalogue	float	8	degrees		POS_EQ_RA_MAIN
ra	twomass_psc	2MASS	J2000 right ascension with respect to the ICRS	float	8	degrees		POS_EQ_RA_MAIN
ra	twomass_scn	2MASS	Right ascension of scan center for equinox J2000.	float	8	degrees		POS_EQ_RA_MAIN
ra	twomass_sixx2_psc	2MASS	right ascension (J2000 decimal deg)	float	8	deg
ra	twomass_sixx2_scn	2MASS	right ascension (J2000 decimal deg) of scan center	float	8	deg
ra	twomass_sixx2_xsc	2MASS	right ascension (J2000 decimal deg) based on peak pixel	float	8	deg
ra	twomass_xsc	2MASS	Right ascension (J2000 decimal deg) based on peak pixel.	float	8	degrees		POS_EQ_RA_MAIN
ra	twompzPhotoz	TWOMPZ	R.A. (J2000) based on the peak pixel {image primary HDU keyword: RAJ2000}	float	8	Degrees		pos.eq.ra;meta.main
ra	wiseScosPhotoz, wiseScosPhotozRejects, wiseScosSvm	WISExSCOSPZ	R.A. (J2000) from WISE {image primary HDU keyword: ra_WISE}	float	8	Degrees		pos.eq.ra;meta.main
ra_1	twomass_scn	2MASS	J2000 right ascension of the eastern corner at start of scan.	float	8	degrees		POS_EQ_RA_MAIN
ra_1	twomass_sixx2_scn	2MASS	right ascension (J2000 decimal deg) of scan corner 1	float	8	deg
ra_2	twomass_scn	2MASS	J2000 right ascension of the western corner at start of scan.	float	8	degrees		POS_EQ_RA_MAIN
ra_2	twomass_sixx2_scn	2MASS	right ascension (J2000 decimal deg) of scan corner 2	float	8	deg
ra_3	twomass_scn	2MASS	J2000 right ascension of the eastern corner at end of scan.	float	8	degrees		POS_EQ_RA_MAIN
ra_3	twomass_sixx2_scn	2MASS	right ascension (J2000 decimal deg) of scan corner 3	float	8	deg
ra_4	twomass_scn	2MASS	J2000 right ascension of the western corner at end of scan.	float	8	degrees		POS_EQ_RA_MAIN
ra_4	twomass_sixx2_scn	2MASS	right ascension (J2000 decimal deg) of scan corner 4	float	8	deg
raCol	Plate	PSSA	Name of RA column in reference catalogue	varchar	16			REMARKS
raCol	Plate	SSA	Name of RA column in reference catalogue	varchar	16			REMARKS
radecSys	Plate	PSSA	Co-ordinate system of raPnt/decPnt, eg. FK4	varchar	4			POS_REFERENCE-SYSTEM
radecSys	Plate	SSA	Co-ordinate system of raPnt/decPnt, eg. FK4	varchar	4			POS_REFERENCE-SYSTEM
raPMCol	Plate	PSSA	Name of RA proper motion column in reference catalogue	varchar	16			REMARKS
raPMCol	Plate	SSA	Name of RA proper motion column in reference catalogue	varchar	16			REMARKS
raPnt	Plate	PSSA	Mean plate centre RA	real	4	degrees		POS_EQ_RA_MAIN
raPnt	Plate	SSA	Mean plate centre RA	real	4	degrees		POS_EQ_RA_MAIN
rCalCorr	twompzPhotoz	TWOMPZ	SuperCOSMOS RgCorMag corrected for Galactic dust extinction. Southern hemisphere [dec(1950)<2.5] have been corrected for a small colour dependent offset between UKST and POSS-II. {image primary HDU keyword: RcalCorr}	real	4		-0.9999995e9
rCalCorr	wiseScosPhotoz, wiseScosPhotozRejects, wiseScosSvm	WISExSCOSPZ	SuperCOSMOS RgCorMag corrected for Galactic dust extinction. Southern hemisphere [dec(1950)<2.5] have been corrected for a small colour dependent offset between UKST and POSS-II. {image primary HDU keyword: Rcc}	real	4		-0.9999995e9
rCalCorrErr	twompzPhotoz	TWOMPZ	Estimated error in R band {image primary HDU keyword: errR}	real	4	mag	-0.9999995e9
rCalCorrErr	wiseScosSvm	WISExSCOSPZ	Error on SuperCOSMOS RgCorMag corrected for Galactic dust extinction {image primary HDU keyword: errR}	real	4		-0.9999995e9
rCritAbs	Plate	PSSA	Absolute object rejection criterion	real	4	microns		REDUCT_PARAM
rCritAbs	Plate	SSA	Absolute object rejection criterion	real	4	microns		REDUCT_PARAM
rCritFin	Plate	PSSA	Final residual tolerance	real	4	sigma		REDUCT_PARAM
rCritFin	Plate	SSA	Final residual tolerance	real	4	sigma		REDUCT_PARAM
rCritIni	Plate	PSSA	Initial matching tolerance for refstars	real	4	microns		REDUCT_PARAM
rCritIni	Plate	SSA	Initial matching tolerance for refstars	real	4	microns		REDUCT_PARAM
rCritRel	Plate	PSSA	Relative object rejection criterion	real	4			REDUCT_PARAM
rCritRel	Plate	SSA	Relative object rejection criterion	real	4			REDUCT_PARAM
rd_flg	twomass_psc	2MASS	Read flag.	varchar	3			CODE_MISC
rd_flg	twomass_sixx2_psc	2MASS	source of JHK "default" mags (AKA "read flag")	varchar	3
recNum	Detection	PSSA	The record number in the original IAM file	int	4			RECORD
recNum	Detection	SSA	The record number in the original IAM file	int	4			RECORD
rel	twomass_sixx2_psc, twomass_sixx2_xsc	2MASS	Reliability flag (A-F), with A being the highest and F being lowest reliability	varchar	1
rel0	twomass_scn	2MASS	Flag indicating whether the scan is contained in the TWOMASS Sampler Release.	smallint	2			CODE_MISC
rel1	twomass_scn	2MASS	Flag indicating whether the scan is contained in the TWOMASS First Incremental Data Release (IDR1).	smallint	2			CODE_MISC
rel2	twomass_scn	2MASS	Flag indicating whether the scan is contained in the TWOMASS Second Incremental Data Release (IDR2).	smallint	2			CODE_MISC
rh	twomass_scn	2MASS	Relative humidity of telescope enclosure at beginning of scan.	smallint	2	%		OBS_CONDITIONS
rh	twomass_sixx2_scn	2MASS	relative humidity (%) at beginning of scan	smallint	2	%
rvCol	Plate	PSSA	Name of radial velocity column in reference catalogue	varchar	16			REMARKS
rvCol	Plate	SSA	Name of radial velocity column in reference catalogue	varchar	16			REMARKS

WFAU, Institute for Astronomy,
Royal Observatory, Blackford Hill
Edinburgh, EH9 3HJ, UK

mar@roe.ac.uk
22/11/2016

Glossary of SSA attributes

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

R