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Simple TargetList Of TargetsFast Xmatch with large catalogs or Simbad
Target Name (resolved by Sesame) or Position:

Target dimension:

Radius Box size

  Multifrequency catalogue of blazars, Roma-BZCAT (Massaro+, 2009)
Post annotation
1.J/A+A/495/691/bzcat4Multi-frequency catalogue of blazars (Roma-BZCAT) Version 4.1.1 (2012-August) (3149 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)
  Seq   [1-3419] Sequential number (meta.record)
  Name (char) Source name (based on J2000 position) (;meta.main)
  RAJ2000 "h:m:s" (i) Right ascension (J2000.0) (pos.eq.ra;meta.main)
  DEJ2000 "d:m:s" (i) Declination (J2000.0) (pos.eq.dec;meta.main)
  z  Redshift (src.redshift)
  u_z (char) [ >?] Uncertainty flag on Redshift (meta.code.error;src.redshift)
  Rmag mag (n) R-band magnitude (phot.mag;em.opt.R)
  Class (char) Source classification (Note G1)   (src.class)
  F1.4 mJy Radio flux 1.4GHz (from NVSS or SUMSS) (phot.flux.density;
  F143 mJy Radio flux 143GHz (phot.flux.density;
  FX fW/m2 X-ray flux 0.1-2.4keV (in 10–12erg/cm2/s) (phot.flux;em.X-ray)
  Fgam ph/cm2/s γ-ray flux 1-100GeV (Fermi) (phot.flux.density;em.gamma.hard)
  Simbad  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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usage  Display UCD1+    UCD1  
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