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Catalog Selection Page

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Simple TargetList Of TargetsFast Xmatch with large catalogs or Simbad
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 The AC 2000.2 Catalogue (Urban+ 2001)
Post annotation
1.I/275/ac2002All 4,621,751 stars from the AC2000.2 Catalogue (Detailed introduction) (Note) (4621751 rows)
Detailed introduction can be found in intro.tex (see also Direct links to Hipparcos and Tycho observations are provided from the relevant columns.

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)
  RAICRS "h:m:s" R.A. , HCRS, at epoch mEp (pos.eq.ra;meta.main)
  DEICRS "d:m:s" Decl. , HCRS, at epoch mEp (pos.eq.dec;meta.main)
  Bmag mag Observed B magnitude (Note)   (phot.mag;em.opt.B)
  mEp yr Mean epoch of position (time.epoch)
  Num  Number of images used for astrometry (meta.number)
  e_RAICRS arcsec (n) Standard deviation of Right Ascension (Note)   (stat.error;pos.eq.ra)
  e_DEICRS arcsec (n) Standard deviation of Declination (Note)   (stat.error;pos.eq.dec)
  ACnum  USNO generated identifier (;meta.main)
  HIP  (n) Hipparcos number (Note)   (
  m_HIP (char) Hipparcos component identifier (Note)   (meta.code.multip)
  TYC2 (char) Tycho-2 identifier (Note)   (
  Vmag mag (n) V magnitude (Note)   (phot.mag;em.opt.V)
  magflg  (n) [1,3] Magnitude warning flag (Note)   (meta.code)
  verflg  (n) [1] Verification flag (Note)   (meta.code)

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

The following problems were encountered in this VizieR run:
**** -bg is an obsolete option
**** -bg is an obsolete option
**** -bg is an obsolete option
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.errorfile=/tmp/VR12052.err (2017-07-26T14:48:07)
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