VizieR

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VizieR

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

  
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J/ApJ/761/125
  X and γ spectral indexes of Fermi blazars (Fan+, 2012)
Post annotation
img(gal)
1.J/ApJ/761/125/table1(c)Sample for blazars (451 rows)
2.J/ApJ/761/125/table4(c)*Sample of 1FGL for blazars (Note) (289 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)1FGL (char) 1FGL catalog name (191 in table 1) (meta.id.cross)
   (ALL)2FGL (char) 2FGL catalog name (191 in table 4) (meta.id.cross)
   (ALL)BZCAT (char) BZCAT catalog name (see J/A+A/495/691) (<[MGL2009] {BZCAT}> in Simbad) (meta.id;meta.main)
   (ALL)S  (n)Samples: 2 for sources belonging to both samples: blazars (table1) and 1FGL (table4) (meta.ref.url)
   (ALL)Cl (char) Source classification (Note 1)   (src.class)
   (ALL)z  (n) [0.01/3.3] Redshift (src.redshift)
   (ALL)Fgam 10-6/m2/sIntegrated 1-100GeV γ-ray photon flux (Note 2)   (phot.flux.density;em.gamma.hard)
   (ALL)e_Fgam 10-6/m2/s(n) Uncertainty in Fgam (stat.error)
   (ALL)Gam.g   [1.24/3] γ-ray photon spectral index Γγ (spect.index)
   (ALL)e_Gam.g   [0.01/0.7] Uncertainty in Gam.g (stat.error)

ALL cols
    
(n) indicates a possible blank or NULL column(i)indexed column
   (ALL)FX Jy (n) X-ray flux density at 1keV (Note 3)   (phot.flux;em.X-ray)
   (ALL)e_FX Jy (n) Uncertainty in FX (stat.error)
   (ALL)r_FX (char) Reference for FX (Note 4)   (meta.ref;pos.frame)
   (ALL)Gam.X  (n) [1/4.6] X-ray photon spectral index ΓX (spect.index)
   (ALL)e_Gam.X  (n) [0.01/3.1] Uncertainty in Gam.X (stat.error)
   (ALL)alpha   [0.4/1.4] Effective spectral index α for the X-ray to the γ-ray bands (spect.index)
   (ALL)A10  (n)Cross-match within 30" with Abdo et al., 2010 (J/ApJ/716/30) (meta.ref.url)
   (ALL)Simbad (char) ask the Simbad data-base about this object (meta.ref.url)
   (ALL)NED (char) ask the NED data-base about this object (meta.ref)
   (ALL)_RA deg (i) Positions from SIMBAD database or from ASDC online catalog (www.asdc.asi.it/bzcat/) (right ascension part) (pos.eq.ra;meta.main)
   (ALL)_DE deg (i) Positions from SIMBAD database or from ASDC online catalog (www.asdc.asi.it/bzcat/) (declination part) (pos.eq.dec;meta.main)

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