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J/A+A/541/A77
  Kohonen-selected unusual SDSS quasars (Meusinger+, 2012)
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img(gal)
1.J/A+A/541/A77/table3Unusual quasar catalogue (1005 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. (meta.record)
  Seq   [1/1005] Running number (meta.id)
  SDSS (char) SDSS J2000 equatorial coordinates (HHMMSS.ss+DDMMSS.s) (meta.id;meta.main)
  fc   [0/2] QCDR7 catalogue flag (Note 1)   (meta.code)
  z  (n) Redshift from present study (src.redshift)
  q_z   [0/3] Redshift uncertainty flag, 0=certain (Note 2)   (meta.code.qual;src.redshift)
  i0mag mag i magnitude, corrected for galactic extinction (Note 3)   (phot.mag;em.opt.I)
  iMAG mag (n) Absolute i magnitude (Note 4)   (phys.magAbs)
  fr mag [0/1] FIRST detection flag, 0=detection (Note 5)   (meta.code)
  F1.4 mJy (n) FIRST 1.4GHz peak flux (phot.flux.density;em.radio.750-1500MHz)
  Ri  (n) Radio loudness parameter (Note 6)   (phot.flux;arith.ratio)
  chi2  (n) Peculiarity index (stat.fit.chi2)
  T1   [0/7] Type of highest significance (Note 7)   (src.class)
  T2   [0/7] Type of median significance (Note 7)   (src.class)
  T3   [0/7] Type of lowest significance (Note 7)   (src.class)
  Com (char) Comments (Note 8)   (meta.note)
  Sloan  Display the SDSS data for this quasar (meta.ref.url)
  _RA deg (i) Positions from SDSS name (right ascension part) (pos.eq.ra;meta.main)
  _DE deg (i) Positions from SDSS name (declination part) (pos.eq.dec;meta.main)

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