VizieR

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

VizieR

  
J/ApJ/692/758
  BAL QSOs in SDSS-DR5 (Gibson+, 2009)
ReadMe+ftp
2009ApJ...692..758G
Similar Catalogs
Post annotation 		img(gal)
1.J/ApJ/692/758/table5X-ray source information (73 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)
  SDSS (char) SDSS source (HHMMSS.ss+DDMMSS.s) (meta.id;meta.main)
  ObsID (char) Chandra or XMM-Newton observation identification number (Note 1)   (meta.id;obs)
  Exp ks X-ray exposure time (Note 2)   (time.duration;obs.exposure;em.X-ray)
  Sct (char) ct 0.5-2keV counts source/BG (phot.count;em.X-ray)
  Hct (char) ct 2-8keV counts source/BG (phot.count;em.X-ray)
  Det   [0/1] X-ray detected? (0 for no detection) (meta.code)
  l_logR* (char) Limit flag on logR* (meta.code.error)
  logR* [-] Radio loudness parameter (Note 3)   (phys.luminosity;arith.ratio)
  l_logLx (char) Limit flag on log(L2keV) (meta.code.error)
  logLx [10-7W/m2/Hz]The 2keV monochromatic luminosity in erg/s/Hz (phys.luminosity;em.X-ray)
  l_aox (char) Limit flag on aox (meta.code.error)
  aox  Optical-to-X-ray spectral index (Note 4)   (phys.luminosity;arith.ratio)
  e_aox  (n) aox uncertainty (Note 5)   (stat.error)
  l_Daox (char) Limit flag on Daox (meta.code.error)
  Daox  Difference in X-ray luminosity (Note 6)   (phys.luminosity;em.X-ray)
  e_Daox  (n) Delaox uncertainty (Note 5)   (stat.error)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
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