VizieR

CfA VizieR . ADAC VizieR . CADC VizieR . Cambridge (UK) VizieR . IUCAA VizieR . Beijing (Ch) VizieR .

VizieR

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

  
VII/256
  Groups of Galaxies from CfA2 Redshift Survey (Mahtessian++, 2010)
Post annotation
img(gal)
1.VII/256/table1(c)Data of groups members (6787 rows)
2.VII/256/table2(c)Mean parameters of groups (1971 rows)
Help Xmatch is

 
Query by Constraints constraints help applied on Columns (Output Order: + - )
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Column  Constraint Explain   (UCD)
  (1)CfA (char) Details from CfA Redshift Survey about this galaxy (meta.ref.url)
   (ALL)DE1950 "d:m:s" (i) Declination (1950) (pos.eq.dec;meta.main)
   (ALL)_DE.icrs "d:m:s" (n)(i) Declination (ICRS) (computed by VizieR, not part of the original data) (pos.eq.dec)
  (1)Galaxy (char) Galaxy name, as in CfA2 (Cat. J/ApJS/121/287) (meta.id;meta.main)
   (ALL)Group  Number of group (meta.id)
  (1)Lum solLum Luminosity of galaxy (phys.luminosity)
  (1)MAG mag Absolute magnitude of galaxy (phys.magAbs)
  (1)magc mag Apparent magnitude of galaxy corrected from galactic absorption (Sandage, 1973ApJ...183..711S) and by K damping (Yang et al., 2005MNRAS.356.1293Y.) (phot.mag;em.opt.V)
   (ALL)RA1950 "h:m:s" (i) Right ascension (1950) (pos.eq.ra;meta.main)
   (ALL)_RA.icrs "h:m:s" (n)(i) Right ascension (ICRS) (computed by VizieR, not part of the original data) (pos.eq.ra)
  (1)RC Mpc Projected distance of galaxy to group centre (pos.distance)

ALL cols
    
(n) indicates a possible blank or NULL column(i)indexed column
  (ALL)recno  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)
  (1)RVc km/s Virgo-centric radial velocities of galaxy (Mahtessian, 1997Ap.....40..285M) (phys.veloc;pos.lg)
  (1)RVC km/s Radial velocities of galaxy relative to the group centre (phys.veloc;arith.diff)
  (1)T (char) Morphological type of galaxy by CfA2 (99 means, that the type is unknown) (src.morph.type)
  (2)FIC % Relative quantity of false members of groups in percentage (Mahtessian, 1998Ap.....41..308M) (stat.fit.goodness)
  (2)Lobs solLum Total luminosity of visible members of group (phys.luminosity)
  (2)Ltot solLum Total luminosity both visible, and invisible members of group (phys.luminosity)
  (2)Ng  Number of visible members of group (meta.number)
  (2)Rmax Mpc Group radius: the greatest distance of members of group from its centre (phys.size.radius)
  (2)Rmean Mpc Mean distance of members of group from its centre (phys.size.radius)
  (2)sigma km/s A dispersion of radial velocity of members of group (spect.dopplerVeloc)
  (2)VG km/s Mean Virgocentric velocity of group (phys.veloc;pos.lg)

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