VizieR

CfA VizieR . ADAC VizieR . Cambridge (UK) VizieR . IUCAA VizieR . INASAN VizieR .
CDS

VizieR

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

  
VII/69
  Asiago Catalogue of QSOs (Barbieri+ 1983)
ReadMe+ftp
1983MmSAI..54..601B
Similar Catalogs
Post annotation 		img(gal)
1.VII/69/catalogThe Catalogue (2004 rows)

Simple ConstraintList Of Constraints
 
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)
  Name (char) QSO name (meta.id;meta.main)
  u_Vmag (char) [-] The '-' means uncertain photometry (meta.code.error)
  Vmag mag (n) Visual magnitude (phot.mag;em.opt.V)
  B-V mag (n) (B-V) color (phot.color;em.opt.B;em.opt.V)
  U-B mag (n) (U-B) color (phot.color;em.opt.U;em.opt.B)
  r_Vmag  (n) Reference for photometry (meta.ref;pos.frame)
  u_z (char) [-] The '-' means uncertain redshift (meta.code.error;src.redshift)
  z  (n) Redshift, normally from emission line (src.redshift)
  r_z(1)  (n) References of redshift (more in remarks) (meta.ref;pos.frame)
  r_z(2)  (n) References of redshift (more in remarks) (meta.ref;pos.frame)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  RA1950 "h:m:s" (i) Right Ascension 1950 (pos.eq.ra;meta.main)
  DE1950 "d:m:s" (i) Declination 1950 (pos.eq.dec;meta.main)
  r_DE1950  Reference of position (meta.ref)
  NoteSum  (n) SumNote (Note 1)   (meta.note)
  u_NoteSum  (n) Uncertainties on SumNote (Note 1)   (meta.code.error)
  ExpRef  (n) Reference of deep exposure photograph showing optical structure (meta.ref)
  ChartRef  (n) Reference to Finding Chart (meta.ref;pos.frame)
  remFlag (char) [*] '*' for a remark detailed in "remarks.dat" (meta.note)
  _RA.icrs "h:m:s" (n)(i) Right Ascension (ICRS, epoch 2000) computed by CDS (pos.eq.ra)
  _DE.icrs "d:m:s" (n)(i) Declination (ICRS, epoch 2000) computed by CDS (pos.eq.dec)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
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usage  Display UCD1+    UCD1  
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