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

  UV-excess quasar candidates around NGC 450 (Gosset+ 1997)
Post annotation
1.J/A+AS/123/529/table6(c)Catalogue of quasars and quasar candidates (140 rows)
2.J/A+AS/123/529/notesIndividual notes (38 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. (meta.record)
  (1)RAJ2000 "h:m:s" (i) Right ascension (J2000) (pos.eq.ra;meta.main)
  (1)u_RAs (char) [:] ":" slightly less precise value (meta.code.error)
  (1)DEJ2000 "d:m:s" (i) Declination sign (pos.eq.dec;meta.main)
  (1)u_DEs (char) [:] ":" slightly less precise value (meta.code.error)
  (1)z  (n) Redshift (src.redshift)
  (1)u_z (char) [?:] ":" uncertain value "?" very uncertain value (meta.code.error)
  (1)Name (char) Object name (Note 1)   (;meta.main)
  (1)P/S (char) [PS] Primary (P) or secondary (S) candidate (meta.note)
  (1)n_P/S (char) [*] * when the spectrum of the object is available in fig.2 of the paper. (meta.note)
   (ALL)NGC450  (n) Internal identification number in the present survey (NGC450 # "NGC450") (

ALL cols
(n) indicates a possible blank or NULL column(i)indexed column
  (1)n_NGC450 (char) [*] Flag indicating a note in notes.dat file (meta.note)
  (1)NGC520  (n) Identification number in the NGC 520 survey (NGC520 # 'NGC520') (
  (1)m_NGC520 (char) [B] Multiplicity index on NGC520 (meta.code.multip)
  (1)l_Bmag (char) Limit flag on Bmag (meta.code.error)
  (1)Bmag mag B magnitude (phot.mag;em.opt.B)
  (1)u_Bmag (char) Uncertainty flag on Bmag (meta.code.error)
  (1)l_Umag (char) Limit flag on Umag (meta.code.error)
  (1)Umag mag U magnitude (phot.mag;em.opt.U)
  (1)u_Umag (char) Uncertainty flag on Umag (meta.code.error)
  (1)l_U-B (char) Limit flag on U-B (meta.code.error)
  (1)U-B mag U-B colour index (phot.color;em.opt.U;em.opt.B)
  (1)u_U-B (char) Uncertainty flag on U-B (meta.code.error)
  (1)Spect (char) Spectroscopy (Note 2)   (meta.code)
  (2)Note (char) Text of the note (meta.note)

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