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VizieR

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J/ApJ/761/125/table1 X and γ spectral indexes of Fermi blazars (Fan+, 2012)
Sample for blazars (451 rows)
  recno=28
Post annotation about this record
ColumnValue  Explain   (UCD)
_RAJ200001 32 43.4885 "h:m:s" Right ascension (FK5, Equinox=J2000.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.ra)
_DEJ2000-16 54 48.567 "d:m:s" Declination (FK5, Equinox=J2000.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.dec)
_RAB195001 30 17.6865 "h:m:s" Right ascension (FK4, Equinox=B1950.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.ra)
_DEB1950-17 10 11.908 "d:m:s" Declination (FK4, Equinox=B1950.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.dec)
_Glon168.1241818 deg Galactic longitude (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.galactic.lon)
_Glat-76.0177009 deg Galactic latitude (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.galactic.lat)
28recno 28  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

1FGL   1FGL catalog name (191 in table 1) (meta.id.cross)
2FGLJ0132.8-1654  2FGL catalog name (191 in table 4) (meta.id.cross)
BZCATBZQJ0132-1654  BZCAT catalog name (see J/A+A/495/691) (<[MGL2009] {BZCAT}> in Simbad) (meta.id;meta.main)

S2  Samples: 2 for sources belonging to both samples: blazars (table1) and 1FGL (table4) (meta.ref.url)

ClF  Source classification (Note 1)   (src.class)
z 1.020   [0.01/3.3] Redshift (src.redshift)
Fgam 21.3 10-6/m2/s Integrated 1-100GeV γ-ray photon flux (Note 2)   (phot.flux.density;em.gamma.hard)
e_Fgam 1.9 10-6/m2/s Uncertainty in Fgam (stat.error)
Gam.g 2.45   [1.24/3] γ-ray photon spectral index Γγ (spect.index)
e_Gam.g 0.05   [0.01/0.7] Uncertainty in Gam.g (stat.error)
FX 3.00e-08 Jy X-ray flux density at 1keV (Note 3)   (phot.flux;em.X-ray)
e_FX  Jy Uncertainty in FX (stat.error)
r_FXBZ  Reference for FX (Note 4)   (meta.ref;pos.frame)
Gam.X    [1/4.6] X-ray photon spectral index ΓX (spect.index)
e_Gam.X    [0.01/3.1] Uncertainty in Gam.X (stat.error)
alpha 0.681   [0.4/1.4] Effective spectral index α for the X-ray to the γ-ray bands (spect.index)

A10 0  Cross-match within 30" with Abdo et al., 2010 (J/ApJ/716/30) (meta.ref.url)
SimbadSimbad  ask the Simbad data-base about this object (meta.ref.url)
NEDNED  ask the NED data-base about this object (meta.ref)
_RA023.18120 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-16.91349 deg (i) Positions from SIMBAD database or from ASDC online catalog (www.asdc.asi.it/bzcat/) (declination part) (pos.eq.dec;meta.main)
  
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