VizieR

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

  
J/MNRAS/243/1
  A catalogue of faint UV-excess objects (Boyle+ 1990)
ReadMe+ftp
1990MNRAS.243....1B
Similar Catalogs
Post annotation 		img(gal)
1.J/MNRAS/243/1/table6(c)The QSO catalogue (522 rows)
2.J/MNRAS/243/1/table7(c)The stellar catalogue (824 rows)
3.J/MNRAS/243/1/table8(c)Unidentified Objects (54 rows)
Help Xmatch is

Simple ConstraintList Of Constraints
 
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)
   (ALL)Name (char) Extended IAU coordinate designation (meta.id;meta.main)
   (ALL)FOCAP (char) FOCAP area name followed by the fibre number (meta.id)
   (ALL)RA1950 "h:m:s" (i) Right ascension 1950 (pos.eq.ra;meta.main)
   (ALL)DE1950 "d:m:s" (i) Declination 1950 (pos.eq.dec;meta.main)
   (ALL)b mag Calibrated COSMOS magnitude, b = Bj + 0.14mag (phot.mag;em.opt.B)
   (ALL)u-b mag Colour obtained from calibrated COSMOS magnitude (phot.color;em.opt.U;em.opt.B)
   (ALL)ID (char) Identification of object (Note 1)   (meta.id)
   (ALL)z  (n) emission line redshift (src.redshift)
   (ALL)q_z (char) [123] Estimate of the redshift quality (Note 2)   (meta.code.qual;src.redshift)
   (ALL)Lyalpha  (n) Rest equivalent width of the emission lines of Lyalpha + N V (spect.line.eqWidth)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
   (ALL)CIV  (n) Rest equivalent width of the emission lines of CIV (spect.line.eqWidth)
   (ALL)C[III]  (n) Rest equivalent width of the emission lines of C[III] (spect.line.eqWidth)
   (ALL)MgII  (n) Rest equivalent width of the emission lines of Mg II (spect.line.eqWidth)
   (ALL)_RA.icrs "h:m:s" (n)(i) Right ascension (ICRS) (computed by VizieR, not part of the original data) (pos.eq.ra)
   (ALL)_DE.icrs "d:m:s" (n)(i) Declination (ICRS) (computed by VizieR, not part of the original data) (pos.eq.dec)

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