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/AJ/127/477
  Hard X-ray emissions of white dwarfs (Chu+, 2004)
ReadMe+ftp
2004AJ....127..477C
Similar Catalogs
Post annotation 		img(gal)
1.J/AJ/127/477/table1White dwarfs coincident with ROSAT PSPC X-ray sources (58 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. ((unassigned);(unassigned);(unassigned);phys.veloc)
  WD (char) White dwarf designation
  WDType (char) White dwarf type
  Name (char) Common name
  ROSAT (char) ROSAT PSPC source number
  ObsNo  ROSAT observation number
  ExpTime ks Exposition time (meta.dataset;phys.atmol.wOscStrength;arith.diff)
  Com1 (char) Comment (Note 1)   
  Com2 (char) [S?] S: detected in the soft 0.1-0.4keV band ((unassigned);em.energy;(unassigned))
  Com3 (char) [H?] H: detected in the hard 0.9-2.0keV band ((unassigned);phys.veloc.orbital;arith.diff)
  Scount ct 0.10-0.40keV X-ray counts reported in 2RXP/2 RXF ((unassigned);pos.wcs.naxis;arith.grad)
  e_Scount ct rms uncertainty on Scount
  Mcount ct 0.41-0.90keV X-ray counts reported in 2RXP/2 RXF ((unassigned);phys.veloc.orbital;arith.diff)
  e_Mcount ct rms uncertainty on Mcount
  l_Hcount (char) [~] Limit flag on Hcount (spect.index;(unassigned);arith.factor)
  Hcount ct 0.10-0.40keV X-ray counts reported in 2RXP/2 RXF (pos.galactic.lon;pos.pm.dec;arith.grad)
  e_Hcount ct rms uncertainty on Hcount
  WDcat  details from the McCook and Sion Catalog of White Dwarfs (III/235)
  Simbad  ask the Simbad data-base about this object
  _RA deg Position from ROSAT name (right ascension part) ((unassigned);(unassigned);(unassigned);(unassigned);arith)
  _DE deg Position from ROSAT name (declination part) ((unassigned);(unassigned);(unassigned);(unassigned);arith)

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