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VizieR

Simple TargetList Of TargetsFast Xmatch with large catalogs or Simbad
Target Name (resolved by Sesame) or Position:

  
Target dimension:

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J/AJ/154/87
  Stellar population of the young star cluster NGC 6231 (Kuhn+, 2017)
Post annotation
img(gal)
1.J/AJ/154/87/table5Chandra X-ray properties of OB stars (99 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) Massive star name (meta.id;meta.main)
  SpType (char) MK spectral type (Note 1)   (src.spType)
  CXOU (char) CXOU identifier; CXOU J(HHMMSS.SS+DDMMSS.S) (meta.id)
  NC ct (n) [3.3/5447.0] Net X-ray counts in the total (0.5-8.0 keV) band (phot.count;em.X-ray)
  ME keV (n) [0.8/2.4] Median energy of X-ray photons in the 0.5-8.0 keV band (phys.energy;stat.median)
  l_PKS (char) [<>] Limit flag on PKS (meta.code.error)
  PKS % (n) [0.0001/0.05] X-ray variability probability PKS (Note 2)   (stat)
  logNH [cm-2] (n) [18.74/22.48] Hydrogen column density (Note 3)   (phys.columnDensity)
  e_logNH [cm-2] (n) [0.02/258.34] Uncertainty in logNH (stat.error)
  kT keV (n) [0.09/61.04] kT plasma temperature (Note 3)   (phys)

ALL cols
    
(n) indicates a possible blank or NULL column(i)indexed column
  e_kT keV (n) [0/1317.1] Uncertainty in kT (stat.error;phys.energy)
  logFt [mW/m2] (n) [-15.3/0.0] Log observed X-ray flux (in erg/s/cm2) (phot.flux;em.X-ray)
  e_logFt [mW/m2] (n) [0.01/1.02] Uncertainty in logFt (stat.error)
  logFtc [mW/m2] (n) [-15.09/0.0] Log absorption-corrected X-ray flux (in erg/s/cm2) (phot.flux;em.X-ray)
  Chi2  (n) [0/528.8] Χ2 statistic (stat.fit.chi2)
  dof  (n) [0/149] Degrees of freedom in fit (stat.fit.dof)
  Det  (n) [0/2] Detection flag (Note 4)   (meta.code.error)
  Simbad  ask the Simbad data-base about this object (meta.ref.url)
  _RA deg (i) Right Ascension (J2000) from SIMBAD (not part of the original data) (pos.eq.ra;meta.main)
  _DE deg (i) Declination (J2000) from SIMBAD (not part of the original data) (pos.eq.dec;meta.main)

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