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VizieR

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I/34
  Second Greenwich Catalog of Stars for 1925.0 (London 1935)
Post annotation
img(gal)
1.I/34/greenw2bPart II. Catalogue of Stars reduced without proper motions to the epoch 1925.0 (10587 rows)

 
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)
  No.  Running number with the catalog. (meta.id;meta.main)
  dflag (char) [a] 'a' for supplementary star (meta.note)
  BD (char) Bonner Durchmusterung designation (meta.id)
  vmag mag (n) Visual Magnitude. (Note 1)   (phot.mag;em.opt.V)
  vFlag (char) [-] A minus sign if star is variable. (Note 1)   (meta.code.error)
  SpType (char) Spectral type. (Note 2)   (src.spType)
  RA1925 "h:m:s" (i) Right Ascension 1925.0 (pos.eq.ra;meta.main)
  DE1925 "d:m:s" (i) Declination 1925.0. (pos.eq.dec;meta.main)
  EpRA-1900 yr Mean Epoch of RA - 1900.0. (time.epoch)
  EpDE-1900 yr Mean Epoch of DE - 1900.0. (time.epoch)
  o_RA1925  No. of Observations of RA. (meta.number)
  o_DE1925  No. of Observations of DE. (meta.number)
  Note (char) [1234679JLM0RQ] Note (Note 3)   (meta.note)
  pmRA ms/yr Proper motion in RA. (pos.pm;pos.eq.ra)
  pmDE mas/yr Proper motion in DE. (pos.pm;pos.eq.dec)
  _RA.icrs "h:m:s" (n)(i) Right ascension (ICRS) at Epoch=J2000, proper motions taken into account (computed by VizieR, not part of the original data) (pos.eq.ra)
  _DE.icrs "d:m:s" (n)(i) Declination (ICRS) at Epoch=J2000, proper motions taken into account (computed by VizieR, not part of the original data) (pos.eq.dec)

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