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VII/258/vv10 Quasars and Active Galactic Nuclei (13th Ed.) (Veron+ 2010)
Quasars (Mv←22.25), BL Lac and AGNs (Mv>-22.25) (168940 rows)
  recno=148427
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ColumnValue  Explain   (UCD)
_RAJ200010 45 22.400 "h:m:s" Right ascension (FK5, Equinox=J2000.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.ra)
_DEJ2000+55 57 36.00 "d:m:s" Declination (FK5, Equinox=J2000.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.dec)
_RAB195010 42 16.225 "h:m:s" Right ascension (FK4, Equinox=B1950.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.ra)
_DEB1950+56 13 22.93 "d:m:s" Declination (FK4, Equinox=B1950.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.dec)
_Glon152.304426 deg Galactic longitude (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.galactic.lon)
_Glat+53.374594 deg Galactic latitude (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.galactic.lat)
148427recno 148427  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)
ClA  Class, as Q (quasar, Mv←22.25), B (BL Lac) and A (Active galaxy nucleus, Mv>-22.25) (src.class)

nR    [*] '*' if not detected in radio (Note 1)   (meta.code)
NameNGC 3353  Most common name of the object (meta.id)
n_RAJ2000O   [AOR] Approximative/Optical/Radio position (Note 2)   (meta.note)
RAJ200010 45 22.4 "h:m:s" (i) Right Ascension J2000 (see also n_RAh) (pos.eq.ra;meta.main)
DEJ2000+55 57 36 "d:m:s" (i) Declination J2000 (pos.eq.dec;meta.main)
F6cm  Jy 6cm (5GHz) flux (Note 5)   (phot.flux.density;em.radio.3-6GHz)
r_F6cm    [1,2701] Reference of 6cm Flux (meta.ref;pos.frame)
F20cm 0.013 Jy 20cm (1.4GHz) flux (Jy) (Note 5)   (phot.flux.density;em.radio.750-1500MHz)
r_F20cm 483   [1,2701] Reference of 20cm flux (meta.ref;pos.frame)
l_z    [>*] limit or method flag on z (Note 4)   (meta.code.error;src.redshift)
z 0.003   redshift (src.redshift)
SpH2   [S0-9?HPQBLbhin. ] Spectrum classification (Note 3)   (src.class)
n_Vmag    [*BVRIO] Photographic(*), blue(B), visible(V), red(R), infra-red (I) or photographic O/J-plates(O) (meta.note)
Vmag13.17 mag magnitude: either V if B-V is not blank, or another band (see n_Vmag) (phot.mag;em.opt.V)
B-V 0.36 mag colour index (phot.color;em.opt.B;em.opt.V)
U-B-0.33 mag colour index (phot.color;em.opt.U;em.opt.B)
Mabs-17.0 mag Absolute magnitude (phys.magAbs)
FC1973   [1,2701] Reference of the Finding Chart (meta.ref;pos.frame)
r_Vmag2486   [1,2701] Reference of the Photometry (meta.ref;pos.frame)
r_z1667   [1,2701] Reference of the redshift (meta.ref;pos.frame)
  
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