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:
 Target dimension:
NB: The epoch used for the query is the original epoch of the table(s)Radius Box size

  
J/MNRAS/326/1455
  The CLASS blazar survey. I. (Marcha+, 2001)
ReadMe+ftp
2001MNRAS.326.1455M
Similar Catalogs
Post annotation 		img(gal)
1.J/MNRAS/326/1455/table1The CLASS bright sample (325 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)
  GB6 (char) GB6 designation (JHHMMSS+DDMMSS) (meta.id;meta.main)
  RAJ2000 "h:m:s" (i) Right ascension (J2000.0) (pos.eq.ra;meta.main)
  DEJ2000 "d:m:s" (i) Declination (J2000.0) (pos.eq.dec;meta.main)
  Rmag mag R magnitude (phot.mag;em.opt.R)
  S1.4 mJy NVSS flux density at 1.4GHz (phot.flux.density;em.radio.750-1500MHz)
  S4.8 mJy GB6 flux density at 4.8GHz (phot.flux.density;em.radio.3-6GHz)
  l_S8.4 (char) Limit flag on S8.4 (meta.code.error)
  S8.4 mJy VLA flux density at 8.4GHz (phot.flux.density;em.radio.6-12GHz)
  alf1  Spectral index between 1.4GHz and 4.8GHz (spect.index;em.radio.750-1500MHz)
  l_alf2 (char) Limit flag on Sp+Index (meta.code.error)
  alf2  (n) Spectral index between 1.4GHz and 8.4GHz (spect.index;em.radio.750-1500MHz)
  Flag (char) [s? ] Steep spectrum (Note 1)   (meta.code.error)
  alf1c  (n) Corrected Spectral index between 1.4GHz and 4.8GHz (spect.index;em.radio.750-1500MHz)

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