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

  3XMM-DR4 QSO candidates at 3<z<5.5 (Khorunzhev+, 2016)
Post annotation
1.J/PAZh/42/313/table1(c)Catalog of 3<z<5.5 quasar candidates (903 rows)
2.J/PAZh/42/313/table2(c)List of known quasars at z>3 not selected by our algorithm (63 rows)
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Query by Constraints constraints help applied on Columns (Output Order: + - )
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Column  Constraint Explain   (UCD)
  (ALL)recno  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)
   (ALL)N  Index number, within the table (
   (ALL)Name (char) 3XMM Source name in 3XMM-DR4 (;meta.main)
   (ALL)SRCID  Source number in 3XMM-DR4 (
   (ALL)RAJ2000 deg (i) Right ascension J2000 (degrees) (pos.eq.ra;meta.main)
   (ALL)DEJ2000 deg (i) Declination J2000 (degrees) (pos.eq.dec;meta.main)
   (ALL)FX05-2 10aW/m2 X-ray flux in 0.5-2keV (10–14erg/s/cm2) (phot.flux;em.X-ray.soft)
   (ALL)e_FX05-2 10aW/m2 Error on flux in 0.5-2keV (10–14erg/s/cm2) (stat.error)
   (ALL)ipmag mag SDSS (AB) PSF magnitude in i' band (phot.mag;em.opt.I)
   (ALL)zpmag mag SDSS (AB) PSF magnitude in z' band (phot.mag;em.opt.I)
   (ALL)zspec  (n) Spectroscopic redshift (src.redshift)

ALL cols
(n) indicates a possible blank or NULL column(i)indexed column
   (ALL)r_zspec  (n) [0/1] Reference for spectroscopic redshift (Note 1)   (meta.ref;pos.frame)
   (ALL)Flag  (n) zWarning for zref=0 or reference number from HMQ (Cat. VII/273) for zref=1 (Note 1)   (meta.code.error)
   (ALL)zphot  Photometric redshift (src.redshift)
   (ALL)FL (char) Photometric data flag (Note 2)   (meta.code)
   (ALL)TQ  Best quasar template (Note 3)   (;
   (ALL)TS (char) Best star template (Note 4)   (;
   (ALL)NBand  Number of bands with reliable photometry (meta.number)
   (ALL)Sloan (char) Display the SDSS data for this quasar (meta.ref.url)
   (ALL)Simbad (char) ask the Simbad data-base about this object (meta.ref.url)

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