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Catalog Selection Page

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Simple TargetList Of TargetsFast Xmatch with large catalogs or Simbad
Target Name (resolved by Sesame) or Position:

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 ROSAT-BSC galaxy identifications (Zimmermann+, 2001) izContentimage
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1.J/A+A/378/30/table1Galaxy list izContent{image} (1124 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)
  Seq  Running number in table (
  XID  Identification number of X-ray object related to image number (Note 1)   (;meta.file)
  SID   [1,10] Identifies the optical candidate for a specific X-ray source (
  1RXS (char) 1RXS (Cat. IX/10) identifier for the X-ray source (
  RA2000 "h:m:s" X-ray source right ascension (2000) (pos.eq.ra;meta.main)
  DE2000 "d:m:s" X-ray source declination (2000) (pos.eq.dec;meta.main)
  Exp s Exposure time of X-ray source (time.duration;obs.exposure)
  e_DEs arcsec Uncertainty of X-ray position (stat.error)
  CRate ct/s Count rate of X-ray source (phot.count;em.X-ray)
  e_CRate ct/s Uncertainty of rate (stat.error)

ALL cols
  LH  Likelihood of detection (stat.likelihood)
  Counts ct Total counts from X-ray source (phot.count;em.X-ray)
  LHext  Likelihood that X-ray source is extended (interpret with care !) (stat.likelihood)
  Extent arcsec Extent in arcsec (phys.angSize;src)
  OName (char) Name of optical candidate (
  NED  ask the {f g{FireBrick}NED} data-base about this object (meta.ref)
  RAo "h:m:s" Optical candidate right ascension (2000) (pos.eq.ra;meta.main)
  DEo "d:m:s" Optical candidate declination (2000) (pos.eq.dec;meta.main)
  Bmag mag (n) B magnitude of optical candidate (phot.mag;em.opt.B)
  e_DEos arcsec (n) Optical position uncertainty (stat.error)
  Type (char) Type of optical candidate (src.class)
  Type1 (char) Detailed type of optical candidate (src.class)
  Activity (char) type of activity (optical) (src.class)
  Vrec km/s (n) Recession velocity (phys.veloc;pos.heliocentric)
  Origin  Origin of parameters (Note 2)   (meta.ref)
  Class  Classification (Note 3)   (meta.note)
  NH 10+22/cm+2Galactic hydrogen column density (phys.columnDensity)
  Dist arcsec Distance between X-ray object and optical candidate (pos.angDistance)
  logFX [mW/m2] log10 of X-ray flux in the 0.1-2.4keV X-ray band (phot.flux;em.X-ray)
  logLX [10-7W] (n) log10 of X-ray luminosity using H0=70km/Mpc/s (phys.luminosity;em.X-ray)
  Corr (char) Reliability of correlating the X-ray and optical source (meta.note)
  Comment (char) Comments (Note 4)   (meta.note)

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