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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/table6Catalog of V2CGs (volume-limited sample 2 with 0.01≤z≤0.1154 and rMag≥-20mag) (297 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)
  V2sset (char) V2CG ID (Note G1)   (
  RAJ2000 deg (i) Right Ascension of V2 compact group (J2000) (pos.eq.ra;meta.main)
  DEJ2000 deg (i) Declination of V2 compact group (J2000) (pos.eq.dec;meta.main)
  Nm   [3/5] Number of member galaxies in V2 compact group (meta.number)
  z   [0.01/0.12] Redshift of V2 compact group (src.redshift)
  e_z   [0/0.002] Redshift uncertainty (Note G2)   (stat.error;src.redshift)
  Rad kpc [5.8/66.3] Group size of V2 compact group (phys.size.radius)
  e_Rad kpc [0.1/16.1] Rad uncertainty (Note G2)   (stat.error)
  Den [Mpc-3] [3.6/6.6] Number density of V2 groups in log scale (pos.distance)
  e_Den [Mpc-3] [0/1.3] Den uncertainty (stat.error)
  sigma km/s [10/781] Velocity dispersion of V2 compact group (phys.veloc.dispersion;pos.lg)
  e_sigma km/s [2/204] sigma uncertainty (stat.error)
  Nc  (n) [/22] Number of neighboring galaxies in a comoving cylinder (meta.number)

ALL cols
(n) indicates a possible blank or NULL column(i)indexed column
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usage  Display UCD1+    UCD1  
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