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  X-ray classification of young star clusters (Hojnacki+, 2007)
Post annotation
1.J/ApJ/659/585/table1Properties of the 444 COUP sources (444 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)
  COUP  COUP source number (Note 1)   (;meta.main)
  Class   [1-17] X-ray spectral class (see paper) (src.class)
  HR2  (n) Hardness ratio 2 (0.5-1.7 vs. 1.7-2.8keV) (Note 1)   (phot.flux;arith.ratio)
  HR3  Hardness ratio 3 (1.7-2.8 vs. 2.8-8.0keV) (Note 1)   (phot.flux;arith.ratio)
  NH [cm-2] Log Hydrogen column density (Note 1)   (phys.columnDensity)
  kT1 keV Energy of first plasma component (Note 1)   (phys.temperature)
  kT2 keV (n) Energy of second plasma component (Note 1)   (
  T1/T2  (n) Ratio of first and second plasma components (arith.factor;pos.distance)
  Teff [K] (n) Log of the stellar effective temperature (Note 1)   (phys.temperature.effective)
  EWCa 0.1nm (n) Equivalent width of CaII line in Angstroms (Note 1)   (spect.line.eqWidth)
  AV mag (n) The visual absorption (Note 1)   (phys.absorption;em.opt.V)
  DelK mag (n) The Δ(I-K) near-infrared excess (Note 1)   (phot.color.excess)
  Simbad  ask the Simbad data-base about this object
  _RA deg (i) Position from COUP catalog (Getman et al. 2005, Cat. J/ApJS/160/319) (right ascension part) (pos.eq.ra;meta.main)
  _DE deg (i) Position from COUP catalog (Getman et al. 2005, Cat. J/ApJS/160/319) (declination part) (pos.eq.dec;meta.main)

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