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Simple TargetList Of TargetsFast Xmatch with large catalogs or Simbad
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

  Compact groups of galaxies from SDSS-DR12 (MLCG) (Sohn+, 2016)
Post annotation
1.J/ApJS/225/23/table1Catalog of SDSS DR12 magnitude-limited redshift sample of candidate compact groups (MLCGs) (1588 rows)

Query by Constraints constraints help applied on Columns (Output Order: + - )
ShowSortColumn  Constraint Explain   (UCD)
  recno  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)
  MLCG  (i) Compact Group ID (;meta.main)
  RAJ2000 deg (i) Right Ascension of compact group in decimal degrees (J2000) (pos.eq.ra;meta.main)
  DEJ2000 deg (i) Declination of compact group in decimal degrees (J2000) (pos.eq.dec;meta.main)
  Nm   [3/8] Number of member galaxies (meta.number)
  z   [0.01/0.19] Redshift of compact group (src.redshift)
  e_z   [0/0.002] Redshift uncertainty of compact group (Note G2)   (stat.error;src.redshift)
  Rad kpc [4.9/94.1] Group size of compact group (phys.size.radius)
  e_Rad kpc [0.1/17] Group size uncertainty of compact group (Note G2)   (stat.error)
  Den [Mpc-3] [3.2/7] Number density of groups in log scale (pos.distance)
  e_Den [Mpc-3] [0/1.5] Number density uncertainty of groups in log scale (Note G2)   (stat.error)
  sigma km/s [1/879] Velocity dispersion of compact group (phys.veloc.dispersion;pos.lg)
  e_sigma km/s [0/228] Velocity dispersion uncertainty of compact group (stat.error)
  Nc  (n) [/27] Number of neighboring galaxies in a comoving cylinder (Note 2)   (meta.number)
  sset (char) [NS] Designations for groups (S= group containing a sub-group) (Note 3)   (meta.code)
  V1sset (char) V1 CG subsample ID (
  V2sset (char) V2 CG subsample ID (
  Simbad  ask the Simbad data-base about this object (meta.ref.url)

ALL cols
(n) indicates a possible blank or NULL column(i)indexed column
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