VizieR

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

VizieR

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J/ApJ/657/706
  EGRET blazar gamma-ray spectrum (Nandikotkur+, 2007)
ReadMe+ftp
2007ApJ...657..706N
Similar Catalogs
Post annotation 		img(gal)
1.J/ApJ/657/706/table2(c)Photon Spectral index (30MeV-10GeV), average flux (>100MeV) and Log(synchrotron peak frequency) of blazars detected by EGRET (98 rows)
2.J/ApJ/657/706/table3Gamma-ray photon spectral index (30MeV-10GeV) and flux (>100MeV) of blazars that were bright and were observed multiple times by EGRET (151 rows)

Simple ConstraintList Of Constraints
 
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Column  Constraint Explain   (UCD)
  (ALL)recno  Record number assigned by the VizieR team. Should Not be used for identification. ((unassigned);phys.veloc.orbital;arith.diff;phys.veloc)
   (ALL)Name (char) (i) Source name (HHMM+DDd or HHMM+DDMM) QSO BHHMM+DDd in Simbad ((unassigned);phys.veloc.orbital;arith.diff;spect.line.veloc;arith)
  (1)n_Name (char) [*] 0804+499 also named 0809+483 ((unassigned);(unassigned);(unassigned);phys.veloc.orbital)
  (1)u_Name (char) [?] Possible EGRET identification? ((unassigned);(unassigned);(unassigned);pos.galactic.lon)
  (1)RAJ2000 deg Right Ascension decimal degrees (J2000) (Note 2)   ((unassigned);(unassigned);(unassigned);(unassigned);arith)
  (1)DEJ2000 deg Declination in decimal degrees (J2000) (Note 2)   ((unassigned);phys.veloc.orbital;arith.diff;(unassigned);arith)
   (ALL)alpha  (n) Spectral index (Note G1)   ((unassigned);(unassigned);(unassigned);phys.abund.Y;meta.main)
   (ALL)e_alpha  (n) Uncertainty in alpha ((unassigned);phys.veloc.orbital;arith.diff;time.age;(unassigned))
  (1)f_alpha (char) [e] alpha during a flare (Note 4)   ((unassigned);phys.veloc.orbital;arith.diff;pos.eq.dec)
   (ALL)Flux 10-4/m2/sAverage flux at >100MeV (Note G2)   ((unassigned);phys.veloc.orbital;arith.diff;phys.atmol.sWeight.nuclear;(unassigned);(unassigned))
   (ALL)e_Flux 10-4/m2/sUncertainty in Flux (Note G2)   ((unassigned);(unassigned);(unassigned);time.age;meta.code.status)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  (1)lognu [Hz] (n) Log of the synchrotron peak frequency (Note 6)   ((unassigned);(unassigned);(unassigned);instr.spect;pos.lsr;meta.main)
  (1)e_lognu [Hz] (n) Uncertainty in lognu ((unassigned);phys.veloc.orbital;arith.diff;time.age;meta.main)
  (1)M (char) [Y/N] Multiple observations? (Note 7)   ((unassigned);phys.veloc.orbital;arith.diff;pos.eq.dec)
  (1)Class (char) Classification (Note 8)   ((unassigned);phys.veloc.orbital;arith.diff;pos.galactic)
  (1)Simbad (char) ask the Simbad data-base about this object
   (ALL)OName (char) Other name ((unassigned);phys.veloc.orbital;arith.diff;spect.line.veloc)
  (2)Dates (char) Start date(s) ((unassigned);(unassigned);(unassigned);(unassigned);meta.main)
  (2)Period (char) Viewing periods pooled ((unassigned);phys.veloc.orbital;arith.diff;phys.veloc.orbital)
  (2)Fig3 (char) Graph label in Figure 3 (Note 2)   ((unassigned);phys.veloc.orbital;arith.diff;pos.az.zd)
  (2)f_Fig3 (char) [b] Fraction of the viewing period (Note 3)   ((unassigned);(unassigned);(unassigned);pos.eq.dec)
  (2)sigma  (n) Detection significance ((unassigned);(unassigned);(unassigned);phys.polarization.circular;meta.main)

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