VizieR

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

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/A+A/335/467
  High galactic latitude RASS X-ray sources (Thomas+ 1998)
ReadMe+ftp
1998A&A...335..467T
Similar Catalogs
Post annotation 		img(gal)
1.J/A+A/335/467/table3Summary of the optical identification program for new sources in our sample. (127 rows)
The column 1RXS provides a direct link to the 1RXS catalogue

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)
  1RXS (char) 1RXS designation (meta.id;meta.main)
  RA2000 "h:m:s" (n)(i) Optical counterpart right ascension (2000) (pos.eq.ra;meta.main)
  DE2000 "d:m:s" (n)(i) Optical counterpart declination (2000) (pos.eq.dec;meta.main)
  Sep arcsec (n) Separation between optical and X-ray positions in arcsec (pos.angDistance)
  Sep(r90)  (n) Separation between optical and X-ray positions in units of the 90% confidence radii (pos.angDistance)
  CR ct/s RASS BSC PSPC count-rate (phot.count;em.X-ray)
  e_CR 10-2ct/s rms uncertainty on CR (stat.error)
  HR1  Hardness ratio HR1 (phot.flux;arith.ratio)
  e_HR1 10-2 rms uncertainty on HR1 (stat.error)
  Class (char) Classification of the optical counterpart (src.class)
  Type (char) Type of the optical counterpart (src.class)
  z  (n) Redshift if extragalactic (src.redshift)
  u_z (char) Uncertainty flag on z (meta.code.error)
  Vmag mag (n) V magnitude (phot.mag;em.opt.V)
  Note (char) Notes (Note 1)   (meta.note)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
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usage  Display UCD1+    UCD1  
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