VizieR

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VizieR

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/168/100
  X-ray study of star-forming region NGC 6357 (Wang+, 2007)
ReadMe+ftp
2007ApJS..168..100W
Similar Catalogs
Post annotation 		img(gal)
1.J/ApJS/168/100/XsourcesBasic and tentative sources (tables 1 and 2 of the paper) (779 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)
  n_[WTF2007] (char) t indicates tentative sources (from table 2 of paper) (meta.code)
  [WTF2007]  (i) Source sequence number (meta.id;meta.main)
  CXOUJ (char) Chandra source identification (HHMMSS.ss+DDMMSS.s) (meta.id)
  RAJ2000 deg (i) Right Ascension in decimal degrees (J2000) (pos.eq.ra;meta.main)
  DEJ2000 deg (i) Declination in decimal degrees (J2000) (pos.eq.dec;meta.main)
  e_pos arcsec Positional error (stat.error)
  theta arcmin Off-axis angle (instr.offset)
  Fcts ct Net full (0.5-8keV) extracted counts (phot.count;em.X-ray)
  e_Fcts ct The 1σ-equivalent uncertainty in Fcts, based on Poisson statistics (stat.error)
  Bkg ct Net full background extracted counts (instr.background;src.net)

ALL cols		    
 (i)indexed column
  Hcts ct Net hard (2-8keV) extracted counts (phot.count;em.X-ray)
  PSF  Fraction of PSF used for source extraction (Note 1)   (instr.det.psf)
  Sig  Photometric significance (stat.fit.goodness)
  l_logPB (char) [<] Limit flag on logPB (meta.code.error)
  logPB [-] Log of the probability that the extracted full band counts are solely from background (stat.probability)
  Anom (char) [geps] Source Anomaly (Note 2)   (meta.code)
  Var (char) [abc] Source variability (Note 3)   (meta.code)
  Exp ks Effective exposure time (Note 4)   (time.duration;obs.exposure)
  E keV Source median energy (Note 5)   (em.energy)

ALL cols		    
 (i)indexed column
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usage  Display UCD1+    UCD1  
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