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J/ApJ/574/258
 X-ray-emitting young stars in the Orion nebula (Feigelson+, 2002)
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img(gal)
1.J/ApJ/574/258/table3X-ray properties of ONC sources (1075 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)
  [FBG2002] (char) Source number
  n_[FBG2002] (char) [*] *: note in notes3.dat file
  CXOONCJ (char) IAU designation
  Cxtr ct Extracted X-ray counts
  Bxtr ct (n) Background X-ray counts
  Rxtr arcsec (n) Extraction radius
  fPSF  Point spread function fraction
  CR1 ct/s (n) Count rate, first observation
  CR2 ct/s (n) Count rate, second observation
  Var (char) Variability class (Note G1)   

ALL cols
    
(n) indicates a possible blank or NULL column  
  l_logNH (char) Limit flag on logNH
  logNH [cm-2] (n) Log hydrogen column density
  l_kT (char) Limit flag on kT
  kT keV (n) Plasma energy (1 temperature model) or first plasma energy (2 temperature model)
  l_kT2 (char) Limit flag on kT2
  kT2  (n) Second plasma energy value (2 temperature model)
  SpFlag (char) [*] Spectral feature flag (Note 2)   
  l_logLs (char) Limit flag on logLs
  logLs [10-7W] (n) Log soft band X-ray luminosity
  l_logLh (char) Limit flag on logLh
  logLh [10-7W] (n) Log hard band X-ray luminosity
  logLt [10-7W] (n) Log total band X-ray luminosity
  logLc [10-7W] (n) Log absorption-corrected X-ray luminosity
  Note (char) Notes (Note 3)   

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