VizieR

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

VizieR

Simple TargetList Of TargetsFast Xmatch with large catalogs or Simbad
Target Name (resolved by Sesame) or Position:
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NB: The epoch used for the query is the original epoch of the table(s)Radius Box size

  
J/ApJS/174/313
  Spectra of 388 bright 74MHz sources (Helmboldt+, 2008)
ReadMe+ftp
2008ApJS..174..313H
Similar Catalogs
Post annotation 		img(gal)
1.J/ApJS/174/313/table4(c)Parameters of the Spectral Fits (388 rows)
2.J/ApJS/174/313/table3Fluxes (5869 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. (meta.record)
   (ALL)Name (char) (i) The VLSS source name (Note G1)   (meta.id;meta.main)
  (1)OName (char) Other source name from NED (some names truncated) (meta.id)
  (1)Ng  Number of Gaussian components in VLSS (Note 1)   (meta.number)
  (1)Nnu  Number of frequencies with measured flux densities (meta.number)
  (1)S74 Jy VLSS 74MHz flux density (phot.flux.density;em.radio.20-100MHz)
  (1)alpha  (n) Slope of power-law fit at ν>300MHz (arith.grad;stat.fit.param)
  (1)S74e Jy (n) 74MHz flux density extrapolated with alpha (phot.flux.density;em.radio.20-100MHz)
  (1)SED (char) Plot the spectrum with SPECFIND (Vollmer et al. 2009, Cat. VIII/85) (meta.ref.url)
  (1)A  (n) Equation 1 "A" parameter value (Note 2)   (stat.param)
  (1)B  (n) Equation 1 "B" parameter value (Note 2)   (stat.param)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  (1)C  (n) Equation 1 "C" parameter value (Note 2)   (stat.param)
  (1)D  (n) Equation 1 "D" parameter value (Note 2)   (stat.param)
  (1)rms [Jy] (n) The rms difference between observed and fitted flux values (stat.stdev;phot.flux.density;arith.diff)
  (1)SimbadName (char) Designation understandable by the Simbad data-base (meta.id)
  (1)RAJ2000 "h:m:s" (i) Hour of Right Ascension (J2000) (pos.eq.ra;meta.main)
  (1)DEJ2000 "d:m:s" (i) Degree of Declination (J2000) (pos.eq.dec;meta.main)
  (2)Freq MHz Frequency (em.freq)
  (2)S Jy Flux density (Note 1)   (phot.flux.density;em.radio)
  (2)e_S Jy The 1σ uncertainty in S (stat.error)

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