VizieR

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VizieR

Simple TargetList Of TargetsFast Xmatch with large catalogs or Simbad
Target Name (resolved by Sesame) or Position:

  
Target dimension:

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VII/215
  Quasars and Active Galactic Nuclei (9th Ed.) (Veron+ 2000) This catalogue is obsoleted by VII/224
Post annotation
img(gal)
1.VII/215/table2Confirmed, probable or possible BL Lac objects (462 rows)

 
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.
  notRadio (char) [*] '*' if not detected in radio (Note 1)   
  Name (char) Most common name of the object
  RAJ2000 "h:m:s" Right Ascension J2000 (hours) (see also n_RAh)
  DEJ2000 "d:m:s" Declination J2000 (degrees)
  n_RAh (char) [AOR] Approximative/Optical/Radio position (Note 2)   
  F6cm Jy (n) 6cm (5GHz) flux
  r_F6cm  (n) [1,2054] Reference of 6cm Flux
  F11cm Jy (n) 11cm (2.7GHz) flux (Jy)
  r_F11cm  (n) [1,2054] Reference of 11cm flux
  l_z (char) [>*] limit or method flag on z (Note 4)   

ALL cols
    
(n) indicates a possible blank or NULL column(i)indexed column
  z  (n) redshift
  Sp (char) [S0-9?HPBLbhin. ] Spectrum classification (Note 3)   
  n_Vmag (char) [*RIO] Photographic(*), red(R), infra-red(I) or photographic O- of J- plates(O)
  Vmag mag (n) magnitude, V or other (see n_Vmag)
  B-V mag (n) colour index
  U-B mag (n) colour index
  Mabs mag (n) Absolute magnitude
  FC  (n) [1,2054] Reference of the Finding Chart
  r_Vmag  (n) [1,2054] Reference of the Photometry
  r_z  (n) [1,2054] Reference of the redshift

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