VizieR

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The 3 columns in color are computed by VizieR, and are not part of the original data.

Note: This version of the GSC-II has no proper motions, but the limits on brightness which existed on GSC2.2 (F<18.5, B_j<19.5) were removed.

I/305/out The Guide Star Catalog, Version 2.3.2 (GSC2.3) (STScI, 2006)
ReadMe+ftp
2008AJ....136..735L
metaI/305/out

The Full GSC2.3.2 Catalogue (945592683 objects) (945592683 rows)

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Full	_r arcsec	_RAJ2000 "h:m:s"	_DEJ2000 "d:m:s"	GSC2.3	RAJ2000 deg	DEJ2000 deg	Epoch yr	Fmag mag	jmag mag	Vmag mag	Nmag mag	Class	a pix	e
1	0.289	01 24 55.36680	+50 50 23.4600	NC0G037514	021.230695	+50.839850	1993.623		22.30			3	1.84	0.33

Note:

I/329/urat1 URAT1 Catalog (Zacharias+ 2015)
ReadMe+ftp
2015AJ....150..101Z
metaI/329/urat1

URAT1 catalog (228276482 rows)

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Full	_r arcsec	_RAJ2000 "h:m:s"	_DEJ2000 "d:m:s"	URAT1	RAICRS deg	DEICRS deg	Epoch yr	f.mag mag	e_ mag	pmRA mas/yr	pmDE mas/yr	Jmag mag	Hmag mag	Kmag mag	Bmag mag	Vmag mag	gmag mag	rmag mag	imag mag
1	0.109	01 24 55.339537	+50 50 23.74692	705-040969	021.2305814	+50.8399297	2013.540	17.634	0.247

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	0.295	01 24 55.3665161133	+50 50 23.451232910	NC0G037514	021.23069381714	+50.83984756470	1330310037514	1993.620	0			22.298600																								1.843	0.331	162.9

Note:

II/363/unwise The band-merged unWISE Catalog (Schlafly+, 2019)
ReadMe+ftp
2019ApJS..240...30S
metaII/363/unwise

The band-merged unWISE catalog (original column names in green) (2214734224 rows)

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Full	_r arcsec	_RAJ2000 "h:m:s"	_DEJ2000 "d:m:s"	objID	RAJ2000 deg	DEJ2000 deg	FW1 309.05nJy	FW2 167.66nJy	e_FW1 309.05nJy	e_FW2 167.66nJy	q_W1	q_W2	fFW1	fFW2
1	2.086	01 24 55.544337	+50 50 22.72082	0214p514o0113271	021.2314347	+50.8396447	6.0432e+01	0.0000e+00	6.3462e+00	0.0000e+00	1.00000	0.00000	0.4807	0.0000

II/365/catwise

The CatWISE2020 catalog (updated version 28-Jan-2021) (Marocco+, 2021)

ReadMe+ftp

2021ApJS..253....8M

The CatWISE2020 catalog (original column names in green) (1890715640 rows)

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Full	_r arcsec	_RAJ2000 "h:m:s"	_DEJ2000 "d:m:s"	RA_ICRS deg	e_ arcsec	DE_ICRS deg	e_ arcsec	Name	nW1	mW1	nW2	mW2	RAPMdeg deg	e_ arcsec	DEPMdeg deg	e_ arcsec	pmRA arcsec/yr	e_ (...)	pmDE arcsec/yr	e_ (...)	snrW1pm	snrW2pm	FW1pm ct	e_ ct	FW2pm ct	e_ ct	W1mproPM mag	W2mproPM mag	pmQual	Dist arcsec	snrdELON	snrdELAT	chi2pmRA	chi2pmDE	ka	k1	k2	km	Sep arcsec	abf	WISEA
1	2.157	01 24 55.553747	+50 50 22.73887	021.2314739	0.4103	+50.8396497	0.3985	J012455.55+505022.7	2	13	0	13	21.2314884	0.4344	50.8396624	0.4264	-0.03217	0.1456	-0.03400	0.1405	7.7	3.9	5.1e+01	7e+00	7.9e+01	2e+01	18.224	17.760	1N000	0.548	0.634	0.049	6.37e-01	2.39e-02	3	3	3	3		00	WISEA

VI/42/out

Identification of a Constellation From Position (Roman 1987)

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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	01 24 55.346	+50 50 23.03	019.3369	+50.1870	Cas

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	0.10	01 24 55.3391	+50 50 23.712	2225717	ZTF19aadpfou	0	21.23058	50.83992	UG		16.900		g			22.400		g

J/A+A/594/A116/nhi_hpx

HI4PI spectra and column density maps (HI4PI team+, 2016)

ReadMe+ftp

2016A&A...594A.116H

HI column densities (12582912 rows)

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Full	_r arcsec	_RAJ2000 "h:m:s"	_DEJ2000 "d:m:s"	HPX	RAJ2000 deg	DEJ2000 deg	GLON deg	GLAT deg	NHI cm-2
1	5.56	01 24 55.8792	+50 50 21.300	7564724	021.23283	+50.83925	128.32031	-11.68167	1.58431695005053e+21

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