VizieR

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J/ApJS/225/23/table1

Compact groups of galaxies from SDSS-DR12 (MLCG) (Sohn+, 2016)

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Catalog of SDSS DR12 magnitude-limited redshift sample of candidate compact groups (MLCGs) (1588 rows)

MLCG===0631

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*Column*	*Value*		*Explain (UCD)*
_RAJ2000	08 48 46.82013	"h:m:s"	Right ascension (FK5, Equinox=J2000.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.ra) (POS_EQ_RA)
_DEJ2000	+14 17 22.9450	"d:m:s"	Declination (FK5, Equinox=J2000.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.dec) (POS_EQ_DEC)
_RAB1950	08 46 00.31258	"h:m:s"	Right ascension (FK4, Equinox=B1950.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.ra) (POS_EQ_RA)
_DEB1950	+14 28 31.3889	"d:m:s"	Declination (FK4, Equinox=B1950.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.dec) (POS_EQ_DEC)
_Glon	212.71586292	deg	Galactic longitude (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.galactic.lon) (POS_GAL_LON)
_Glat	+32.34962727	deg	Galactic latitude (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.galactic.lat) (POS_GAL_LAT)
631recno	631		Record number assigned by the VizieR team. Should Not be used for identification. (meta.record) (RECORD)

MLCG	0631		⁽ⁱ⁾ Compact Group ID (meta.id;meta.main) (ID_MAIN)
RAJ2000	132.195084	deg	⁽ⁱ⁾ Right Ascension of compact group in decimal degrees (J2000) (pos.eq.ra;meta.main) (POS_EQ_RA_MAIN)
DEJ2000	+14.289707	deg	⁽ⁱ⁾ Declination of compact group in decimal degrees (J2000) (pos.eq.dec;meta.main) (POS_EQ_DEC_MAIN)
Nm	3		[3/8] Number of member galaxies (meta.number) (NUMBER)
z	0.0934		[0.01/0.19] Redshift of compact group (src.redshift) (REDSHIFT_HC)
e_z	0.0001		[0/0.002] Redshift uncertainty of compact group (Note G2) (stat.error;src.redshift) (ERROR)
Rad	16.8	kpc	[4.9/94.1] Group size of compact group (phys.size.radius) (PHYS_SIZE_RADIUS_GENERAL)
e_Rad	1.0	kpc	[0.1/17] Group size uncertainty of compact group (Note G2) (stat.error) (ERROR)
Den	5.18	[Mpc-3]	[3.2/7] Number density of groups in log scale (pos.distance) (PHYS_DENSITY_NUMBER)
e_Den	0.09	[Mpc-3]	[0/1.5] Number density uncertainty of groups in log scale (Note G2) (stat.error) (ERROR)
sigma	88	km/s	[1/879] Velocity dispersion of compact group (phys.veloc.dispersion;pos.lg) (VELOC_DISP)
e_sigma	17	km/s	[0/228] Velocity dispersion uncertainty of compact group (stat.error) (ERROR)
Nc	0		[/27] Number of neighboring galaxies in a comoving cylinder (Note 2) (meta.number) (NUMBER)
sset	S		[NS] Designations for groups (S= group containing a sub-group) (Note 3) (meta.code) (CODE_MISC)
V1sset			V1 CG subsample ID (meta.id) (ID_GROUP)
V2sset			V2 CG subsample ID (meta.id) (ID_GROUP)

Simbad	MLCG 0631		ask the Simbad* data-base about this object (meta.ref.url) (DATA_LINK)*

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