VizieR

CfA VizieR . ADAC VizieR . Cambridge (UK) VizieR . IUCAA VizieR . INASAN VizieR .

Catalog

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J/A+AS/127/251
  Giants and supergiants ROSAT data (Huensch+ 1998)
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1998A&AS..127..251H
Similar Catalogs
Post annotation 		  
1.J/A+AS/127/251/table2RASS detections of BSC late-type giants (450 rows)
This table has a link to Simbad data

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)
  HRname  Bright Star (Cat. V/50) number (meta.id;meta.main)
  HD  Henry Draper (Cat. III/135) number (meta.id)
  Name (char) Star's name (meta.id)
  Vmag mag V magnitude (phot.mag)
  B-V mag B-V colour index (phot.color;em.opt.B;em.opt.V)
  SpType (char) MK spectral classification (src.spType)
  Binary (char) Binary Flag (Note 1)   (meta.code.error)
  ExpTime s Effective exposure time (time.duration;obs.exposure)
  Count ct/s Mean PSPC count rate (phot.count;em.X-ray)
  e_Count ct/s Error of PSPC count rate (stat.error;phot.count)
  LEx  Likelihood of existence (stat.likelihood)
  Delta arcsec Offset between optical and X-ray position (pos.angDistance;arith.diff)
  HR  Hardness Ratio =(H-S)/(H+S) (phot.flux;arith.ratio)
  e_HR  Error of Hardness Ratio (stat.error)
  FX 10-17W/m2Apparent X-ray flux (0.1-2.4 keV) (phot.flux;em.X-ray)
  log(FX/Fbol)  X-ray to bolometric flux ratio (phot.flux;arith.ratio)

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