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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/430/2464
  The CLASS BL Lac sample (Marcha+, 2013)
ReadMe+ftp
2013MNRAS.430.2464M
Similar Catalogs
Post annotation 		img(gal)
1.J/MNRAS/430/2464/tablea1Table containing the sources used in this work (130 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 name (JHHMMSS+DDMMSS) (meta.id;meta.main)
  RAJ2000 "h:m:s" (i) Right ascension (J2000) (pos.eq.ra;meta.main)
  DEJ2000 "d:m:s" (i) Declination (J2000) (pos.eq.dec;meta.main)
  z  (n) [0/1.4] Redshift (src.redshift)
  S5GHz mJy [30/2122] Radio flux at 5GHz (phot.flux.density;em.radio.3-6GHz)
  Rmag mag R-band magnitude (phot.mag;em.opt.R)
  alpha  Radio spectral index, α4.81.4 (spect.index)
  Class (char) Classifications (Note 1)   (src.class)
  CLASS  Display the CLASS data (Myers et al. 2003, (Cat. VIII/72) (meta.ref.url)

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