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:

Radius Box size

  
J/ApJS/192/10
  Chandra ACIS survey in 383 nearby galaxies. I. (Liu, 2011)
Post annotation
img(gal)
1.J/ApJS/192/10/table3Individual observations of X-ray sources (52542 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)
  Group   [1/320] Group number (meta.id)
  CXO (char) Source name (JHHMMSS.sss+DDMMSS.ss) (Note 1)   (meta.id;meta.main)
  IDet (char) Individual detection designation (Note 2)   (meta.id;obs)
  Exp s Exposure time after deadtime correction (time.duration;obs.exposure)
  MJD d Modified Julian Date of observation (time.epoch)
  OAA arcsec Off-axis angle (instr.offset)
  VigF  Vignetting factor (Note 3)   (instr.param)
  eRA arcsec (n) Right Ascension statistical positional error (stat.error)
  eDE arcsec (n) Declination statistical positional error (stat.error)
  ePos arcsec (n) Source positional uncertainty (Note 4)   (stat.error)

ALL cols
    
(n) indicates a possible blank or NULL column(i)indexed column
  Sigma  Detection significance (Note 5)   (stat.likelihood;obs)
  Cts ct Background-subtracted photon counts (Note 6)   (phot.count;em.X-ray)
  e_Cts ct Uncertainty in Cts (stat.error)
  bgct ct (n) Expected background counts (Note 7)   (instr.background)
  CMS  (n) The (M-S)/(H+M+S) X-ray color (Note 8)   (phot.count;arith.ratio)
  e_CMS  (n) Uncertainty in CMS (stat.error)
  CHM  (n) The (H-M)/(H+M+S) X-ray color (Note 8)   (phot.count;arith.ratio)
  e_CHM  (n) Uncertainty in CHM (stat.error)
  FX mW/m2 Source flux; in erg/s/cm2 (Note 9)   (phot.flux;em.X-ray)
  PKS  (n) Kolmogorov-Smirnov variability probability (Note 10)   (src.var)
  SQH (char) Source description (Note 11)   (src.class)
  _RA deg (i) Positions from CXO names (right ascension part) (pos.eq.ra;meta.main)
  _DE deg (i) Positions from CXO names (declination part) (pos.eq.dec;meta.main)

ALL cols
    
(n) indicates a possible blank or NULL column(i)indexed column
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usage  Display UCD1+    UCD1  
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