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VizieR

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

  
Target dimension:

Radius Box size

  
VII/84A
  Groups of Galaxies. III. The CfA Survey (Geller+ 1983)
Post annotation
img(gal)
1.VII/84A/groups(c)CfA redshift survey data for 176 galaxy groups (Table1 of paper) (176 rows)
2.VII/84A/crossidComparison against previous catalogs (Table3 of paper) (196 rows)

 
Query by Constraints constraints help applied on Columns (Output Order: + - )
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Column  Constraint Explain   (UCD)
  (ALL)recno  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)
   (ALL)GrpNum  (i) [1/176] Group running number (meta.id;meta.main)
  (1)NumGal  Number of Galaxies composing this group (meta.number)
  (1)RA1950 "h:m:s" (i) Right Ascension (1950) hours (pos.eq.ra;meta.main)
  (1)DE1950 "d:m:s" (n)(i) Sign of Declination (pos.eq.dec;meta.main)
  (1)GCvel km/s GC velocity (Note)   (phys.veloc;pos.galactocentric)
  (1)Vdisp km/s LOS vel. disp. (Note)   (phys.veloc.dispersion)
  (1)GrpMag mag Integrated group magnitude (phot.mag;em.opt.B)
  (1)H*xTime  Crossing time (Note)   (time.crossing)
  (1)Mradius Mpc Mean harmonic radius (Note)   (phys.size.radius)
  (2)TGnum (char) TG number(s) (Note)   (meta.id)
  (2)HGnum   Huchra and Geller (1982ApJ...257..423H) (meta.id)
  (2)DVnum   de Vaucouleurs (1975) group number (meta.id)
  (2)Alias (char) Other names of groups in this cluster (meta.id)

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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