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VizieR

Simple TargetList Of TargetsFast Xmatch with large catalogs or Simbad
Target Name (resolved by Sesame) or Position:

  
Target dimension:

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J/ApJ/539/136
  Properties of poor groups of galaxies. III. (Zabludoff+, 2000)
Post annotation
img(gal)
1.J/ApJ/539/136/table2Group properties (6 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)
  Members  Display the members in this Group (meta.ref)
  Group (char) Group name (Note 4)   (meta.id)
  RAJ2000 "h:m:s" (i) Right ascension of the group optical projected centroid in J2000 (pos.eq.ra;meta.main)
  DEJ2000 "d:m:s" (i) Declination of the group optical projected centroid in J2000 (pos.eq.dec;meta.main)
  Ngroup  Number of group members (Note 1)   (meta.number)
  <HRV> km/s Mean heliocentric velocity (Note 1)   (phys.veloc;stat.mean)
  e_<HRV> km/s rms uncertainty on <HRV> (stat.error)
  sigma km/s Line-of-sight velocity dispersion (phys.veloc.dispersion)
  E_sigma km/s Error on sigma (upper limit) (stat.error)
  e_sigma km/s Error on sigma (lower limit) (stat.error)
  logLx [10-7W] X-ray luminosity (Note 2)   (phys.luminosity;em.X-ray)
  rsample Mpc Sampling radius for the photometry (phys.size.radius)
  N'grp  Number of members within rsample (4) (Note 3)   (meta.number)
  n0,4 Mpc-3 Corrected number density of galaxies (Note 5)   (phys.density)
  D/G0.4  Dwarf-to-giant ratio (Note 6)   (stat)
  e_D/G0.4  rms uncertainty on D/G0.4 (stat.error)

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