VizieR

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

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

  
J/ApJ/761/125
  X and γ spectral indexes of Fermi blazars (Fan+, 2012)
ReadMe+ftp
2012ApJ...761..125F
Similar Catalogs
Post annotation 		img(gal)
1.J/ApJ/761/125/table4*Sample of 1FGL for blazars (Note) (289 rows)

Simple ConstraintList Of Constraints
 
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)
  1FGL (char) 1FGL catalog name (191 in table 1) (meta.id.cross)
  2FGL (char) 2FGL catalog name (191 in table 4) (meta.id.cross)
  BZCAT (char) BZCAT catalog name (see J/A+A/495/691) (<[MGL2009] {BZCAT}> in Simbad) (meta.id;meta.main)
  S  (n)Samples: 2 for sources belonging to both samples: blazars (table1) and 1FGL (table4) (meta.ref.url)
  Cl (char) Source classification (Note 1)   (src.class)
  z  (n) [0.01/3.3] Redshift (src.redshift)
  Fgam 10-6/m2/sIntegrated 1-100GeV γ-ray photon flux (Note 2)   (phot.flux.density;em.gamma.hard)
  e_Fgam 10-6/m2/s(n) Uncertainty in Fgam (stat.error)
  Gam.g   [1.24/3] γ-ray photon spectral index Γγ (spect.index)
  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
  FX Jy (n) X-ray flux density at 1keV (Note 3)   (phot.flux;em.X-ray)
  e_FX Jy (n) Uncertainty in FX (stat.error)
  r_FX (char) Reference for FX (Note 4)   (meta.ref;pos.frame)
  Gam.X  (n) [1/4.6] X-ray photon spectral index ΓX (spect.index)
  e_Gam.X  (n) [0.01/3.1] Uncertainty in Gam.X (stat.error)
  alpha   [0.4/1.4] Effective spectral index α for the X-ray to the γ-ray bands (spect.index)
  A10  (n)Cross-match within 30" with Abdo et al., 2010 (J/ApJ/716/30) (meta.ref.url)
  Simbad  ask the Simbad data-base about this object (meta.ref.url)
  NED  ask the NED data-base about this object (meta.ref)
  _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)
  _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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