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 UCAC1 Catalogue (Zacharias+ 2000) This catalogue is obsoleted by I/289
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1.I/268/outPreliminary Version of the U.S. Naval Observatory CCD Astrograph Catalog (27425433 rows)
See also the UCAC home page at

Query by Constraints constraints help applied on Columns (Output Order: + - )
ShowSortColumn  Constraint Explain   (UCD)
  1UCAC   [00000001,27425433] UCAC designation (Note)   (;meta.main)
  RA(ICRS) deg Right ascension (degrees), ICRS, at "Epoch" (pos.eq.ra;meta.main)
  DE(ICRS) deg Declination (degrees), ICRS, at "Epoch" (pos.eq.dec;meta.main)
  e_RAdeg mas Mean error on RAdeg (stat.error)
  e_DEdeg mas Mean error on DEdeg (stat.error)
  UCmag mag Magnitude in UCAC system (579-642nm) (phot.mag;em.opt.V)
  No  Number of observations (meta.number)
  Epoch yr Mean Epoch of observation (of position) (time.epoch)
  pmRA mas/yr Proper motion in RA(*cos(Dec)) (;pos.eq.ra)
  pmDE mas/yr Proper motion in Dec (;pos.eq.dec)
  e_pmRA mas/yr Mean error on pmRA (stat.error)
  e_pmDE mas/yr Mean error on pmDE (stat.error)
  Nc  Number of catalogues (meta.number)

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