VizieR

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The 3 columns in color are computed by VizieR, and are not part of the original data (note that the computed coordinates are computed from the positions and the proper motions given in the table)

I/353/gsc242

The Guide Star Catalog, Version 2.4.2 (GSC2.4.2) (STScI, 2020)

ReadMe+ftp

2008AJ....136..735L

Guide Star Catalogue, Version 2.4.2 (original column names in green) (3485671481 rows)

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Full	_r arcsec	_RAJ2000 "h:m:s"	_DEJ2000 "d:m:s"	GSC2	RA_ICRS deg	DE_ICRS deg	objID	Epoch yr	Class	Gmag mag	OMag mag	Bjmag mag	Fpgmag mag	Epgmag mag	Npgmag mag	Umag mag	Bmag mag	Vmag mag	umag mag	gmag mag	rmag mag	imag mag	zmag mag	ymag mag	Jmag mag	Hmag mag	Ksmag mag	Zmag mag	Ymag mag	W1mag mag	W2mag mag	W3mag mag	W4mag mag	FUVmag mag	NUVmag mag	a pix	e pix	PA pix
1	0.185	20 08 51.0963648000	-00 25 13.277604000	S9YB113004	302.21290152000	-00.42035489000	23021203113004	2013.939	3											20.349	19.562	19.703
2	3.786	20 08 51.3465002777	-00 25 13.919134832	S9YB051786	302.21394375116	-00.42053309301	2302120351786	2004.773	3										23.177	25.122	23.170	23.422	22.588

II/333/master

Sloan Digital Sky Survey-II Supernova Survey (Sako+, 2018)

ReadMe+ftp

2018PASP..130f4002S

SN candidates (Version April, 20 2018) (10258 rows)

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Full	_r arcsec	_RAJ2000 "h:m:s"	_DEJ2000 "d:m:s"	CID	RAJ2000 deg	DEJ2000 deg	IAUName	Class	Peakrmag mag	MJD d	zsph	objIDHost	RAHdeg deg	DEHdeg deg	Sep arcsec	zphH	Sloan
1	0.136	20 08 51.10293	-00 25 13.2310	14598	302.212929	-00.420342		Variable	19.5	54008.10							Sloan

Note:

II/349/ps1 The Pan-STARRS release 1 (PS1) Survey - DR1 (Chambers+, 2016)
ReadMe+ftp
2016arXiv161205560C
metaII/349/ps1

Pan-STARRS DR1 catalogue (original column names in green) (1919106885 rows)

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Full	_r arcsec	_RAJ2000 "h:m:s"	_DEJ2000 "d:m:s"	RAJ2000 deg	DEJ2000 deg	objID	f_objID	Qual	e_RAJ2000 (...)	e_DEJ2000 arcsec	Epoch d	Ns	Nd	gmag mag	e_ mag	gKmag mag	e_ mag	gFlags	rmag mag	e_ mag	rKmag mag	e_ mag	rFlags	imag mag	e_ mag	iKmag mag	e_ mag	iFlags	zmag mag	e_ mag	zKmag mag	e_ mag	zFlags	ymag mag	e_ mag	yKmag mag	e_ mag	yFlags
1	0.185	20 08 51.09636480	-00 25 13.2776040	302.212901520	-00.420354890	107493022129065971	1375805440	164	0.0147	0.0147	56495.938715280	1	8	20.3485	0.0027	20.4831	0.0511	16696	19.5624	0.0187	19.7023	0.0874	115000	19.7027	0.0281	19.8379	0.0060	16696					16416					16416

Note:

II/381/hlsp_ps1_mh PS1-PSC, Point Source Catalog (Miller+, 2021)
ReadMe+ftp
2021PASP..133e4502M
metaII/381/hlsp_ps1_mh

Update to the Probabilistic Classifications of Unresolved Point Sources in PanSTARRS1 from Miller & Hall, 2021PASP..133e4502M (144870754 sources) (144870754 rows)

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Full	_r arcsec	_RAJ2000 "h:m:s"	_DEJ2000 "d:m:s"	objid	RAJ2000 deg	DEJ2000 deg	psScore
1	0.185	20 08 51.0963648	-00 25 13.277604	107493022129065971	302.21290152	-00.42035489	0.096

Note:

II/389/ps1_dr2 The Pan-STARRS release 1 (PS1) Survey - DR2 (Magnier+, 2025)
ReadMe+ftp
2020ApJS..251....6M
metaII/389/ps1_dr2

Pan-STARRS DR2 catalog (original column names in green) (1868236315 rows)

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Full	_r arcsec	_RAJ2000 "h:m:s"	_DEJ2000 "d:m:s"	objID	RAJ2000 deg	DEJ2000 deg	f_objID	Qual	e_RAJ2000 deg	e_DEJ2000 deg	Epoch d	Ns	Nd	gmag mag	e_ mag	gKmag mag	e_ mag	gFlags	rmag mag	e_ mag	rKmag mag	e_ mag	rFlags	imag mag	e_ mag	iKmag mag	e_ mag	iFlags	zmag mag	e_ mag	zKmag mag	e_ mag	zFlags	ymag mag	e_ mag	yKmag mag	e_ mag	yFlags
1	0.165	20 08 51.0981175133	-00 25 13.263742988	107493022129065971	302.21290882297	-00.42035103972	1375809536	164	0.00810482675	0.00817659694	56496.438652371	1	8	20.3485	0.0027	20.4831	0.0511	16696	19.5624	0.0187	19.7023	0.0874	115000	19.7027	0.0542	19.8379	0.0060	16696					16416					16416

Note: SDSS is also available from http://www.sdss3.org/dr9/

V/139/sdss9 The SDSS Photometric Catalog, Release 9 (Adelman-McCarthy+, 2012)
ReadMe+ftp
2012ApJS..203...21A
metaV/139/sdss9

Data Release 9 (469,053,874 primary sources plus 324,960,076 secondary sources); 2,674,200 spectroscopic targets. Data Release 9 is the first release of the spectra from the SDSS-III's Baryon Oscillation Spectroscopic Survey (BOSS). The photometric part contains the same sources as the Data Release 8, with a corrected astrometry. (794013950 rows) (Note)

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Full	_r arcsec	_RAJ2000 "h:m:s"	_DEJ2000 "d:m:s"	objID	RA_ICRS deg	DE_ICRS deg	mode	q_	cl	SDSS9	m_	Im	ObsDate yr	Q	umag mag	e_ mag	gmag mag	e_ mag	rmag mag	e_ mag	imag mag	e_ mag	zmag mag	e_ mag	zsp
1	3.786	20 08 51.34656	-00 25 13.9188	1237666407343391183	302.213944	-00.420533	1		6	J200851.34-002513.9		Im	2004.7751	1	23.200	0.576	25.122	0.656	23.172	0.282	23.417	0.482	22.582	0.640

Note:

V/147/sdss12 The SDSS Photometric Catalogue, Release 12 (Alam+, 2015)
ReadMe+ftp
2015ApJS..219...12A
metaV/147/sdss12

Data Release 12 (469,053,874 primary sources plus 324,960,094 secondary sources); 3,538,079 spectroscopic targets (original column names in green) (794013968 rows) (Note)

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Full	_r arcsec	_RAJ2000 "h:m:s"	_DEJ2000 "d:m:s"	RA_ICRS deg	DE_ICRS deg	mode	q_	class	SDSS12	m_	objID	ObsDate yr	Q	umag mag	e_ mag	gmag mag	e_ mag	rmag mag	e_ mag	imag mag	e_ mag	zmag mag	e_ mag	zsp	zph	e_	<zph>
1	3.785	20 08 51.34649	-00 25 13.9190	302.213944	-00.420533	1		6	J200851.34-002513.9		1237666407343391183	2004.7751	1	23.200	0.576	25.122	0.656	23.172	0.282	23.417	0.482	22.582	0.640

Note:

V/154/sdss16 Sloan Digital Sky Surveys (SDSS), Release 16 (DR16) (Ahumada+, 2020)
ReadMe+ftp
2020ApJS..249....3A
metaV/154/sdss16

Data Release 16 (469,050,976 primary sources plus 325,277,739 secondary sources) (original column names in green) (1231051050 rows) (Note)

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Full	_r arcsec	_RAJ2000 "h:m:s"	_DEJ2000 "d:m:s"	objID	RA_ICRS deg	DE_ICRS deg	mode	class	clean	e_RA_ICRS (...)	e_DE_ICRS (...)	umag mag	gmag mag	rmag mag	imag mag	zmag mag	e_umag mag	e_gmag mag	e_rmag mag	e_imag mag	e_zmag mag	zsp	e_	f_	zph	e_	<zph>	Q	SDSS16	Sp-ID	MJD d
1	3.786	20 08 51.34650	-00 25 13.9191	1237666407343391183	302.213944	-00.420533	1	6	0	0.101	0.135	23.177	25.122	23.170	23.422	22.588	0.580	0.655	0.282	0.480	0.624							1	SDSS J200851.34-002513.9		53288.0912
2	6.440	20 08 51.21518	-00 25 06.8972	1237666407343391178	302.213397	-00.418583	4	3	0	0.121	0.117	24.744	25.385	23.745	21.836	21.537	1.238	0.712	0.517	0.157	0.417							1	SDSS J200851.21-002506.8		53288.0912

VI/42/out

Identification of a Constellation From Position (Roman 1987)

ReadMe+ftp

1987PASP...99..695R

Compute constellation name from Position (357 rows)

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Full	_r arcsec	_RAJ2000 "h:m:s"	_DEJ2000 "d:m:s"	RA1875 deg	DE1875 deg	Cst
1	0.2	20 08 51.107	-00 25 13.43	300.6057	-00.7831	Aql

Note:

VI/137/gum_mw GaiaSimu Universe Model Snapshot (Robin+, 2012)
ReadMe+ftp
2012A&A...543A.100R
metaVI/137/gum_mw

Gaia Universe Model Snapshot (GUMS): Milky Way stars (among 2,143,475,885 stars) (2152286095 rows)

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Full	_r arcsec	_RAJ2000 "h:m:s"	_DEJ2000 "d:m:s"	Pop	Gmag mag	GBmag mag	GRmag mag	Gsmag mag	RAICRS deg	DEICRS deg	r pc	pmRA mas/yr	pmDE mas/yr	RV km/s	Mass Sun	[Fe/H] [Sun]	Teff K	logg [cm/s2]	fI	Vtype
1	6.194	20 08 51.489048720	-00 25 15.14517602	1	15.507	15.925	14.904	14.636	302.2145387847	-00.4208807314	1313.2	0.389	-2.546	8.8	0.9500	-0.18	5623	4.340	0

B/vsx/vsx

AAVSO International Variable Star Index VSX (Watson+, 2006-)

ReadMe+ftp

2006SASS...25...47W

Variable Star indeX, Version 2026-08-09 (original column names in green) (10304640 rows)

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Full	_r arcsec	_RAJ2000 "h:m:s"	_DEJ2000 "d:m:s"	OID	Name	V	RAJ2000 deg	DEJ2000 deg	Type	l_	max mag	u_	n_	f_	l_	min mag	u_	n_	l_	Period d	u_	Sp
1	0.19	20 08 51.1011	-00 25 13.296	10867909	TCP J20085110-0025131	0	302.21292	-0.42036	UG		19.300		g			24.000	:	g

Target Name (resolved by Sesame) or Position:	Target dimension:
NB: The epoch used for the query is the original epoch of the table(s)	Radius Box size