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

  AGN candidates from 2MASS/ROSAT catalogs (Kouzuma+, 2010)
Post annotation
1.J/MNRAS/405/2062/AGNsExplanation of the union (15974 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)
  cl (char) Class and origin of the AGN: B = known AGN from Rosat-BSC (Cat. IX/10), b = candidate AGN from Rosat-BSC, F = known AGN from Rosat-FSC (Cat. IX/29), f = candidate AGN from Rosat-FSC (meta.note)
  RAJ2000 deg (i) Right ascension (J2000) in 2MASS (pos.eq.ra;meta.main)
  DEJ2000 deg (i) Declination (J2000) in 2MASS (pos.eq.dec;meta.main)
  Jmag mag 2MASS J selected default magnitude (phot.mag;em.IR.J)
  Hmag mag 2MASS H selected default magnitude (phot.mag;em.IR.H)
  Ksmag mag 2MASS Ks selected default magnitude (phot.mag;em.IR.K)
  CRate ct/s Source count rate (Note 1)   (phot.count;em.X-ray)
  e_CRate ct/s (n) Error on CRate (Note 1)   (stat.error)
  bgCt ct/s/arcmin2(n) Background count rate (Note 1)   (arith.rate;instr.background)
  texp s Exposure time (time.duration;obs.exposure)
  HR1  (n) [-1/1] Hardness ratio 1 (Note 2)   (phot.flux;arith.ratio)
  e_HR1  (n) Error on HR1 (Note 3)   (stat.error)
  HR2  (n) [-1/1] Hardness ratio 2 (Note 2)   (phot.flux;arith.ratio)
  e_HR2  (n) Error on HR2 (Note 3)   (stat.error)
  Extent arcsec Source extent, by which the source image exceeds the point spread function (instr.det.psf)
  Obs.beg "Y:M:D" (n) Start time of observation (FSC only) (time.start;obs)
  Obs.end "Y:M:D" (n) End time of observation (FSC only) (time.end;obs)
  Rel  (n) Reliability of source detection (FSC data only) (meta.code.qual;instr.saturation)
  X  Display the ROSAT data (Voges et al. 1999-2000, Cat. IX/10 + IX/29) (meta.ref.url)
  2M  Display the 2MASS data (Cutri et al. 2003, Cat. II/246) (meta.ref.url)

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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