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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

  
J/ApJS/126/1
  Abell clusters photometry (Quintana+, 2000)
ReadMe+ftp
2000ApJS..126....1Q
Similar Catalogs
Post annotation 		img(gal)
1.J/ApJS/126/1/table6Sample of Abell Clusters and CCD Frames (282 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)
  ACO  Abell (Cat. VII/110) number (meta.id;meta.main)
  BM (char) Bautz-Morgan type (src.class.struct)
  R (char) Richness class (src.class.richness)
  D (char) Distance class (src.class.distance)
  z  Redshift (src.redshift)
  Ref (char) References (Note 1)   (meta.ref;pos.frame)
  CCD/S (char) Center of CCD/Session (Note 2)   (meta.id;instr)
  RAC "h:m:s" CCD frame right ascension (1950) (pos.eq.ra)
  DEC "d:m:s" CCD frame declination (1950) (pos.eq.dec)
  NCCD  Total number of galaxies detected in the CCD field. (meta.number)

ALL cols		    
 (i)indexed column
  RA1950 "h:m:s" (i) Central galaxy right ascension (1950) (pos.eq.ra;meta.main)
  DE1950 "d:m:s" (i) Central galaxy declination (1950) (pos.eq.dec;meta.main)
  N0.25  Number of galaxies within the central 0.25Mpc radius (meta.number)
  m1 mag (n) Gunn r magnitude with aperture radii of 1 kpc (phot.mag;em.opt.R)
  m16 mag Gunn r magnitude with aperture radii of 16.0 kpc (phot.mag;em.opt.R)
  m35.9 mag Gunn r magnitude with aperture radii of 35.9 kpc (phot.mag;em.opt.R)
  Mlim mag (n) Limiting absolute magnitude (q0=0.5, H0=60km/s/Mpc) (phot.mag)
  Com (char) Comments (Note 3)   (meta.note)
  Simbad  ask the Simbad data-base about this object (meta.ref)
  NED  ask the NED data-base about this object (meta.ref)
  _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
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