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VizieR

Simple TargetList Of TargetsFast Xmatch with large catalogs or Simbad
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J/AJ/126/2740
  X-ray emission of RASS Abell clusters (Ledlow+, 2003)
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img(gal)
1.J/AJ/126/2740/table1X-ray Properties of Nearby Abell Cluster Sample (579 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)
  Abell (char) Abell cluster identification (meta.id;meta.main)
  f_Abell (char) [*4] Flag on Abell (Note 1)   (meta.code.error)
  z  Redshift (src.redshift)
  Exp  Mean RASS exposure time (time.duration;obs.exposure)
  RAJ2000 "h:m:s" (i) Hour of Right Ascension (J2000) (pos.eq.ra;meta.main)
  DEJ2000 "d:m:s" (i) Degree of Declination (J2000) (pos.eq.dec;meta.main)
  Off kpc (n) Offset X-ray peak projected distance from Abell's position (Note 2)   (pos.distance)
  l_FX (char) Limit flag on FX (meta.code.error)
  FX 10-15W/m2(n) Peak X-ray flux (10–12erg/s/cm2) within a 500(h75)–1kpc aperture (phot.flux;em.X-ray)
  e_FX 10-15W/m2(n) Error in FX (stat.error)
  l_LX (char) Limit flag on LX (meta.code.error)
  LX 10+36W Luminosity in units of 1043erg/s (Note 3)   (phys.luminosity;em.X-ray)
  e_LX 10+36W (n) Error in LX (stat.error)
  F500  (n) The 500/62.5(h75)–1kpc aperture flux ratio (phot.flux;arith.ratio)
  S/N  (n) Signal to noise (Note 4)   (stat.snr)
  S/Nmax  (n) Maximum signal to noise (stat.snr)
  Simbad  ask the Simbad data-base about this object (meta.ref)
  NED  ask the NED data-base about this object (meta.ref)

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