VizieR

CfA VizieR . ADAC VizieR . Cambridge (UK) VizieR . IUCAA VizieR . INASAN VizieR .
CDS

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/4A
  Abell and Zwicky Clusters of Galaxies (Abell+ 1974)
ReadMe+ftp
1958ApJS....3..211A
Similar Catalogs
Post annotation 		img(gal)
1.VII/4A/zwickyZwicky Clusters (Zwicky et al., 1961-68) (9134 rows)

Simple ConstraintList Of Constraints
 
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)
  Zwicky  Zwicky cluster number (meta.id;meta.main)
  RA1950 "h:m:s" (i) Hours RA, 1950.0 (pos.eq.ra;meta.main)
  DE1950 "d:m:s" (i) Degrees Dec, 1950.0 (pos.eq.dec;meta.main)
  Type   [1/3] Cluster type (Note 1)   (meta.note)
  GalCnt  Population of cluster (number of galaxies) (meta.number)
  Diam cm Diameter of cluster (phys.size.diameter)
  DistGroup  Distance group (Note 2)   (pos.distance;pos.lg)
  GLON deg Galactic longitude (pos.galactic.lon)
  GLAT deg Galactic latitude (pos.galactic.lat)
  RLamb  Lambert distance from pole (Note 3)   (pos.distance;pos.lambert)

ALL cols		    
 (i)indexed column
  XLamb  Lambert X coordinate (Note 3)   (pos.cartesian.x)
  YLamb  Lambert Y coordinate (Note 3)   (pos.cartesian.y)
  SGLON deg Supergalactic longitude, de Vaucouleur's system (pos.supergalactic.lon)
  SGLAT deg Supergalactic latitude (pos.supergalactic.lat)
  ClusRad deg Cluster radius: 0.09326 * Diam (phys.angSize)
  ClusArea deg2 Cluster area: 0.02733 * Diam**2 (phys.area)
  Pop ct/deg2 Mean apparent population (galaxies/sq.deg) (src.sample;stat.mean)
  _RA.icrs "h:m:s" (n)(i) Right ascension (ICRS) (computed by VizieR, not part of the original data) (pos.eq.ra)
  _DE.icrs "d:m:s" (n)(i) Declination (ICRS) (computed by VizieR, not part of the original data) (pos.eq.dec)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
Adapt form
 Display your selection only Reset to default columns
usage  Display UCD1+    UCD1  
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