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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/A+A/356/445
  ROSAT-FIRST AGN correlation (Brinkmann+, 2000)
ReadMe+ftp
2000A&A...356..445B
Similar Catalogs
Post annotation 		img(gal)
1.J/A+A/356/445/table1ROSAT sources with single FIRST matches (843 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.
  FIRST  find the FIRST original data
  RXS (char) X-ray source ROSAT All Sky Survey designation
  RAJ2000 "h:m:s" FIRST source right ascension (J2000)
  DEJ2000 "d:m:s" FIRST source declination (J2000)
  dRX arcsec Distance between radio and X-ray source
  Name (char) Common name for source obtained from NED, truncated to the first 14 characters.
  Type (char) Type of the object (Note G1)   
  r_Type (char) Reference for classification (Note 2)   
  z  (n) Redshift
  Fr mJy FIRST 1.4 GHz peak flux

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  Fx 10-15W/m2X-ray flux in the 0.1-2.4 keV energy range
  e_Fx 10-15W/m2rms uncertainty on Fx
  Gamma  (n) Power-law photon index of X-ray source (Note 3)   
  E_Gamma  (n) Error in Gamma (upper limit)
  e_Gamma  (n) Error in Gamma (lower limit)
  Emag mag (n) E-magnitude of the optical counterpart (from APM)
  EType  (n) Value for the classification of the optical object in E-band (Note 3)   
  Omag mag (n) O-magnitude of the optical counterpart (from APM)
  Otype  (n) Value for the classification of the optical object in O-band (Note 4)   
  A(E) mag (n) Extinction correction (Note 5)   
  dRO arcsec (n) Angular distance between radio and optical position

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