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  X-ray properties of AGN (Wang+, 1996)
Post annotation
1.J/A+A/309/81/table3ROSAT All Sky Survey (RASS) data of PG quasars (12 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)
  Name (char) AGN PG name (;meta.main)
  NH 10+20cm-2Galactic hydrogen column density (phys.columnDensity)
  Count ct/s Counts (phot.count;em.X-ray)
  e_Count ct/s rms uncertainty on counts (stat.error)
  Gx  Photon index (spect.index)
  F(2keV) 10-12mW/m+2/keVX-ray flux at 2 keV (phot.flux;em.X-ray)

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 (i)indexed column
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