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

  
I/151
  Precise Radio Source Positions from Mark III VLBI (Ma+ 1990)
ReadMe+ftp
1990AJ.....99.1284M
Similar Catalogs
Post annotation 		img(gal)
1.I/151/table3(c)Source positions (J2000) from GLB353 solution (182 rows)
2.I/151/table4(c)FK5 optical positions of 28 extragalactic (28 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)IAU (char) IAU name of radio source (meta.id;meta.main)
   (ALL)Other (char) Other name of radio source (meta.id)
   (ALL)RAJ2000 "h:m:s" (i) right ascension (hours) (J2000) (Note 1)   (pos.eq.ra;meta.main)
  (1)e_RAs s standard error of RA (seconds) (J2000) (Note 2)   (stat.error)
   (ALL)DEJ2000 "d:m:s" (i) declination sign (J2000) (Note 1)   (pos.eq.dec;meta.main)
  (1)e_DEs arcsec standard error of DE (seconds) (Note 2)   (stat.error)
  (1)CORR  RA-DE correlation (stat.correlation)
  (1)EPOCH a Mean Julian epoch (time.epoch)
  (1)NEXP  number of experiments (meta.number)
  (1)NOBS  number of observations (meta.number)
  (2)TYPE (char) radio source types (Note)   (src.spType)

ALL cols		    
 (i)indexed column
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usage  Display UCD1+    UCD1  
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