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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

  
VII/182
  High-Redshift Quasars (z>=2.2) in SGP and F401 (Warren+ 1991)
ReadMe+ftp
1991ApJS...76....1W
Similar Catalogs
Post annotation 		img(gal)
1.VII/182/table6new UV excess quasars (paper II) (12 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)
  ID (char) [0-9-] coordinate name (meta.id;pos.frame)
  RAB1950 "h:m:s" (i) right ascension (B1950) (pos.eq.ra;meta.main)
  DEB1950 "d:m:s" (i) declination (B1950) (pos.eq.dec;meta.main)
  DATEy yr [1986,1988] UT date of observation (year) (time.epoch;obs)
  z  redshift (src.redshift)
  m(u) mag broad-band UKST magnitude of 'u' (phot.mag;em.opt.U)
  m(bj) mag broad-band UKST magnitude of 'bj' (phot.mag;em.opt.B)
  m(v) mag broad-band UKST magnitude of 'v' (phot.mag;em.opt.V)
  m(or) mag broad-band UKST magnitude of 'or' (600-690nm) (phot.mag;em.opt.R)
  m(r) mag broad-band UKST magnitude of 'r' (phot.mag;em.opt.R)
  l_m(i) (char) [>] limit flag of showing that m(i) is the upper limit (meta.code.error)
  m(i) mag broad-band magnitude of 'i' (phot.mag;em.opt.I)
  _RA.icrs "h:m:s" (n)(i) Right ascension (ICRS) (computed by VizieR, not part of the original data) (pos.eq.ra)
  _DE.icrs "d:m:s" (n)(i) Declination (ICRS) (computed by VizieR, not part of the original data) (pos.eq.dec)

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