VizieR

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

Catalog

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J/A+AS/135/319
  ROSAT data of Nearby Stars (Huensch+ 1999)
ReadMe+ftp
1999A&AS..135..319H
Similar Catalogs
Post annotation 		  
1.J/A+AS/135/319/table2RASS detections of the Gliese stars (1252 rows)
The column Name provides a direct link to the Catalogue of Nearby Stars (V/70)

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)
  Name (char) Gliese catalogue or other designation (meta.id;meta.main)
  Vmag mag V magnitude (phot.mag;em.opt.V)
  B-V mag (n) B-V colour index (phot.color;em.opt.B;em.opt.V)
  SpType (char) Spectral classification (src.spType)
  Dist pc (n) Hipparcos distance (pos.distance)
  ExpTime s Exposure time (time.duration;obs.exposure)
  CtRate ct/s Mean PSPC count rate (phot.count;em.X-ray)
  e_CtRate ct/s Error of PSPC count rate (stat.error)
  LH  Likelihood of existence (stat.likelihood)
  DO-X arcsec Offset between optical and X-ray position (pos;arith.diff)
  HR  (n) Hardness Ratio = (H-S)/(H+S) (phot.flux;arith.ratio)
  u_HR (char) Uncertainty flag on HR (meta.code.error)
  e_HR  (n) Error of Hardness Ratio (stat.error)
  FXray 10-14mW/m2Apparent X-ray flux (0.1-2.4 keV) (phot.flux;em.X-ray)
  u_FXray (char) Uncertainty flag on FXray (meta.code.error)
  LXray 10+20W (n) X-ray luminosity (phys.luminosity;em.X-ray)
  u_LXray (char) Uncertainty flag on LXray (meta.code.error)

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