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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/ApJ/445/280
  ROSAT survey of the Orion nebula region (Gagne+ 1995)
ReadMe+ftp
1995ApJ...445..280G
Similar Catalogs
Post annotation 		img(gal)
1.J/ApJ/445/280/table2Orion Nebula X-ray sources (389 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. (meta.record)
  NoX  (i) [1/389] X-ray number (meta.id;meta.main)
  RAJ2000 "h:m:s" (i) Right ascension J2000 (pos.eq.ra;meta.main)
  DEJ2000 "d:m:s" (i) Declination J2000 (pos.eq.dec;meta.main)
  Count ct/s Corrected ROSAT HRI count rate (phot.count;em.X-ray)
  e_Count ct/s rms uncertainty on Count (stat.error)
  Mult (char) [*] * indicates multiple candidate optical counterparts. See table3 (meta.note)
  Par (char) Parenago (1954) optical counterpart candidate designation (meta.id)
  J&W (char) Jones & Walker (1988) optical counterpart candidate designation (meta.id)
  Var (char) Variable optical counterpart candidate designation (meta.id)
  Prob  (n) Membership probability (stat.fit.goodness)
  DRA arcsec (n) Offset in right ascension (pos.eq.ra;arith.diff)
  DDE arcsec (n) Offset in declination (pos.eq.dec;arith.diff)

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