VizieR

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

VizieR

Simple TargetList Of TargetsFast Xmatch with large catalogs or Simbad
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J/ApJS/262/18
  Spectral energy distributions for 4FGL blazars (Yang+, 2022)
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img(gal)
1.J/ApJS/262/18/table1(c)Blazars sample and the SEDs fitting results for 2709 blazars (2709 rows)
2.J/ApJS/262/18/refsReferences (178 rows)

 
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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)
  (1)4FGL (char) 4FGL blazar name (JHHMM.m+DDMMa) (meta.id;meta.main)
  (1)C1 (char) Classification, 4FGL-DR3 catalog (Note 1)   (meta.code.class)
  (1)C2 (char) Classification, peak frequency (Note 2)   (meta.code.class)
  (1)z  (n) [0/4.32] Redshift (src.redshift)
  (1)r_z (char) References for z (see refs.dat file) (meta.ref;pos.frame)
  (1)P1   [-0.3/-0.04] Parabolic fit, spectral curvature (Note 3)   (stat.fit.param)
  (1)P2 [Hz] [12/18.7] Parabolic fit, synchrotron peak frequency, log(νp) (Note 3)   (em.freq;stat.max)
  (1)P3 [mW/m2] [-13.4/-9.6] Parabolic fit, peak flux, log(νpfνp), in log(erg/s/cm2) units (Note 3)   (phot.flux;stat.max)
  (1)logLp [10-7W] [34.6/47.8] Peak luminosity in log(erg/s) units (phys.luminosity;stat.max)
  (1)logLR [10-7W] (n) [31.6/45.4] 1.4GHz radio luminosity in log(erg/s) units (phys.luminosity;em.radio)

ALL cols
    
(n) indicates a possible blank or NULL column(i)indexed column
  (1)logLO [10-7W] (n) [34.8/47.4] 2.43+1014Hz optical luminosity in log(erg/s) units (phys.luminosity;em.opt)
  (1)logLX [10-7W] (n) [39.9/47.8] 1keV X-ray luminosity in log(erg/s) units (phys.luminosity;em.X-ray)
  (1)logLg [10-7W] [34.5/48.8] 1GeV γ-ray luminosity in log(erg/s) units (phys.luminosity;em.gamma)
  (1)alpha-RO  (n) [0.01/0.9] Radio to optical effective spectral index (spect.index)
  (1)alpha-OX  (n) [0.48/2.1] Optical to X-ray effective spectral index (spect.index)
  (1)Simbad (char) ask the Simbad data-base about this object (meta.ref.url)
  (1)NED (char) ask the NED data-base about this object (meta.ref.url)
  (1)_RA deg (i) Positions from the 4FGL-DR3 catalog (IX/67) or from 4FGL (Abdollahi+ 2020, J/ApJS/247/33) for 7 sources or from 4FGL-DR2 for 4FGL J1242.4-2948 (right ascension part) (pos.eq.ra;meta.main)
  (1)_DE deg (i) Positions from the 4FGL-DR3 catalog (IX/67) or from 4FGL (Abdollahi+ 2020, J/ApJS/247/33) for 7 sources or from 4FGL-DR2 for 4FGL J1242.4-2948 (declination part) (pos.eq.dec;meta.main)
  (2)Ref (char) Reference code (meta.note)
  (2)BibCode (char) Bibcode of the reference (meta.bib.bibcode)
  (2)Auth (char) First author's name(s) (meta.bib.author)
  (2)Comm (char) Comment (meta.note)

ALL cols
    
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