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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

  X-ray sources <1 degree from Seyfert galaxies (Radecke 1997)
Post annotation
1.J/A+A/319/18/table1Fields analyzed (40 rows)
2.J/A+A/319/18/appena(c)Detected Sources with count rates above 5.0*10–3cts/s (441 rows)

Query by Constraints constraints help applied on Columns (Output Order: + - )
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Column  Constraint Explain   (UCD)
  (1)1/2D25 arcmin Semi-apparent major isophotal diameter at surface brightness level 25.0 B-mag/arcsec2 (phys.angSize;src)
  (1)Bmag mag Brightness of the target object (Apparent blue magnitude, corrected for galactic and internal absorption) (phot.mag;em.opt.B)
  (1)Class (char) Seyfert classification (src.class)
  (1)Exp ks ROSAT PSPC exposure time (time.duration;obs.exposure)
   (ALL)Field (char) Object name (Seyfert galaxies and reference stars) used in the analysis (;meta.main)
  (1)GLAT deg Galactic latitude of the target object (
  (1)MType (char) Seyfert type (meta.note)
  (ALL)recno  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)
  (2)CF (char) [CF] CF for control field (meta.code)
  (2)CountRate ct/ks Count rate of the detected sources (phot.count;em.X-ray)
  (2)DE2000 "d:m:s" (n)(i) Declination sign (pos.eq.dec;meta.main)
  (2)PosOff arcmin Offaxis position of the detected sources (instr.offset)
  (2)RA2000 "h:m:s" (i) Right ascension (2000) of the sources detected (pos.eq.ra;meta.main)
  (2)Seq  Object number (;meta.main)

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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