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J/ApJS/225/23/table1 Compact groups of galaxies from SDSS-DR12 (MLCG) (Sohn+, 2016)
Catalog of SDSS DR12 magnitude-limited redshift sample of candidate compact groups (MLCGs) (1588 rows)
  MLCG===1546
Post annotation about this record
ColumnValue  Explain   (UCD)
_RAJ200010 14 37.29867 "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)
_DEJ2000-00 49 58.7820 "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)
_RAB195010 12 03.91634 "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)
_DEB1950-00 35 03.3384 "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)
_Glon243.02344907 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)
_Glat+43.07455366 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)
1546recno 1546  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

MLCG1546  (i) Compact Group ID (meta.id;meta.main)
RAJ2000153.655411 deg (i) Right Ascension of compact group in decimal degrees (J2000) (pos.eq.ra;meta.main)
DEJ2000-00.832995 deg (i) Declination of compact group in decimal degrees (J2000) (pos.eq.dec;meta.main)
Nm4   [3/8] Number of member galaxies (meta.number)
z 0.0471   [0.01/0.19] Redshift of compact group (src.redshift)
e_z 0.0008   [0/0.002] Redshift uncertainty of compact group (Note G2)   (stat.error;src.redshift)
Rad32.8 kpc [4.9/94.1] Group size of compact group (phys.size.radius)
e_Rad 1.2 kpc [0.1/17] Group size uncertainty of compact group (Note G2)   (stat.error)
Den 4.43 [Mpc-3] [3.2/7] Number density of groups in log scale (pos.distance)
e_Den 0.05 [Mpc-3] [0/1.5] Number density uncertainty of groups in log scale (Note G2)   (stat.error)
sigma550 km/s [1/879] Velocity dispersion of compact group (phys.veloc.dispersion;pos.lg)
e_sigma123 km/s [0/228] Velocity dispersion uncertainty of compact group (stat.error)
Nc 5   [/27] Number of neighboring galaxies in a comoving cylinder (Note 2)   (meta.number)
ssetN   [NS] Designations for groups (S= group containing a sub-group) (Note 3)   (meta.code)
V1ssetV1CG433  V1 CG subsample ID (meta.id)
V2sset   V2 CG subsample ID (meta.id)

SimbadMLCG 1546  ask the Simbad data-base about this object (meta.ref.url)
  
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