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Simple TargetList Of TargetsFast Xmatch with large catalogs or Simbad
Target Name (resolved by Sesame) or Position:
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NB: The epoch used for the query is the original epoch of the table(s)Radius Box size

  Gravitational lenses among z≥4.0 quasars (Richards+, 2006)
Post annotation
1.J/AJ/131/49/dataSDSS QSOs also observed by HST (table 1) or not (table 2) (246 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)
  n_SDSSJ (char) 1 for a QSO also observed by HST (table 1),2 for a QSO only observed by SDSS (table 2) (meta.code)
  SDSSJ (char) The IAU name (Note G1)   (;meta.main)
  f_SDSSJ (char) [*] Flag on SDSSJ (Note G2)   (meta.code)
  r_SDSSJ  Discovery reference code for SDSSJ (Note G4)   (meta.bib)
  z  Redshift (src.redshift)
  BMAG mag (n) Absolute B band magnitude (Note 1)   (phys.magAbs;em.opt.B)
  imag mag SDSS i band magnitude (Note G3)   (phot.mag;em.opt.I)
  imagH mag (n) HST i band magnitude (Note G3)   (phot.mag;em.opt.I)
  Prob0  (n) Lensing probability ignoring morphological selection effects (
  Prob  (n) Lensing probability after accounting for morphological selection effects (
  HST-ID (char) Observation set identification (Note 2)   (
  SDSS  View the SDSS details (meta.ref.url)
  _RA deg (i) Position (derived from SDSS name) (right ascension part) (pos.eq.ra;meta.main)
  _DE deg (i) Position (derived 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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