VizieR

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VizieR

Simple TargetList Of TargetsFast Xmatch with large catalogs or Simbad
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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/table1(c)Quasars (brighter than absolute magnitude -23) (13214 rows)
2.VII/215/table2(c)Confirmed, probable or possible BL Lac objects (462 rows)
3.VII/215/table3(c)Active galaxies (fainter than -23) (4428 rows)
4.VII/215/table4(c)Rejected quasars (55 rows)
5.VII/215/refsReferences to tables 1 to 4 (4220 rows)

 
Query by Constraints constraints help applied on Columns (Output Order: + - )
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Column  Constraint Explain   (UCD)
  (ALL)recno  Record number assigned by the VizieR team. Should Not be used for identification.
  (1+2+3+4)notRadio (char) [*] '*' if not detected in radio (Note 1)   
  (1+2+3+4)Name (char) Most common name of the object
  (1+2+3+4)RAJ2000 "h:m:s" Right Ascension J2000 (hours) (see also n_RAh)
  (1+2+3+4)DEJ2000 "d:m:s" Declination J2000 (degrees)
  (1+2+3+4)n_RAh (char) [AOR] Approximative/Optical/Radio position (Note 2)   
  (1+2+3)F6cm Jy (n) 6cm (5GHz) flux
   (1+2+3)r_F6cm  (n) [1,2054] Reference of 6cm Flux
  (1+2+3)F11cm Jy (n) 11cm (2.7GHz) flux (Jy)
   (1+2+3)r_F11cm  (n) [1,2054] Reference of 11cm flux
  (1+2+3)l_z (char) [>*] limit or method flag on z (Note 4)   

ALL cols
    
(n) indicates a possible blank or NULL column(i)indexed column
  (1+2+3+4)z  (n) redshift
  (1+2+3+4)Sp (char) [S0-9?HPBLbhin. ] Spectrum classification (Note 3)   
  (1+2+3+4)n_Vmag (char) [*RIO] Photographic(*), red(R), infra-red(I) or photographic O- of J- plates(O)
  (1+2+3+4)Vmag mag (n) magnitude, V or other (see n_Vmag)
  (1+2+3+4)B-V mag (n) colour index
  (1+2+3+4)U-B mag (n) colour index
  (1+2+3)Mabs mag (n) Absolute magnitude
  (1+2+3+4)FC  (n) [1,2054] Reference of the Finding Chart
   (1+2+3+4)r_Vmag  (n) [1,2054] Reference of the Photometry
   (1+2+3)r_z  (n) [1,2054] Reference of the redshift
  (4)n_z (char) [*] '*' for z measured by slitless spectroscopy
  (4)r_Sp  (n) [1,2054] Reference of Sp
  (4)Sp2 (char) [QG*? ] New classification

ALL cols
    
(n) indicates a possible blank or NULL column(i)indexed column
  (4)r_Sp2  (n) [1,2054] Reference of New classification
  (5)RefCode   [1,2054] Reference Number
  (5)Text (char) Text of reference (may be on several lines); the last line is the "bibcode" (Note)   

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