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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

  A search for faint blue stars. (Berger+, 1977-84)
Post annotation
1.II/239/catalog(c)Catalog (9010 rows)
2.II/239/notesIndividual notes (1012 rows)

Query by Constraints constraints help applied on Columns (Output Order: + - )
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Column  Constraint Explain   (UCD)
  (1)All (char) Display all VizieR objects known around 1' (meta.ref.url)
  (1)Bmag mag Estimated B magnitude (step of 0.5mag) (phot.mag;em.opt.B)
  (1)DE1950 "d:m:s" (i) Declination (1950) (pos.eq.dec;meta.main)
  (1)_DE.icrs "d:m:s" (n)(i) Declination (ICRS) (computed by VizieR, not part of the original data) (pos.eq.dec)
   (ALL)Note (char) [*] *: note detailed in notes.dat file (meta.note)
   (ALL)PB  (i) [1/9495] PB number (;meta.main)
  (1)RA1950 "h:m:s" (i) Right ascension (1950) (pos.eq.ra;meta.main)
  (1)_RA.icrs "h:m:s" (n)(i) Right ascension (ICRS) (computed by VizieR, not part of the original data) (pos.eq.ra)
  (ALL)recno  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)
  (1)Remark (char) Remarks about identification with previously known objects, and/or nature of the non-stellar like object (Note 1)   (meta.note)
  (1)Uclass (char) [I ] Colour class from I (UV-richest objects) to III (not systematically included) (src.class.color)
  (1)u_DE1950 (char) Uncertainty flag on DEm (meta.code.error)

ALL cols
(n) indicates a possible blank or NULL column(i)indexed column
Adapt form
Display your selection only Reset to default columns
usage  Display UCD1+    UCD1  
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