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/34
  Second Greenwich Catalog of Stars for 1925.0 (London 1935)
ReadMe+ftp
Similar Catalogs
Post annotation 		img(gal)
1.I/34/greenw2a(c)Part I. Fundamental Stars reduced with proper motion to the epoch 1925.0 (2111 rows)
2.I/34/greenw2b(c)Part II. Catalogue of Stars reduced without proper motions to the epoch 1925.0 (10587 rows)
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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)No.  Running number with the catalog. (meta.id;meta.main)
  (1)PGC  (n) Preliminary General Catalog Number. (meta.id)
   (ALL)vmag mag (n) Visual Magnitude (Note 1)   (phot.mag;em.opt.V)
  (1)varFlag (char) [-] A minus sign if star is variable (Note 1)   (meta.code.error)
   (ALL)SpType (char) Spectral type (Note 2)   (src.spType)
   (ALL)RA1925 "h:m:s" (i) Right Ascension 1925.0, Ep=1925.0 . (pos.eq.ra;meta.main)
   (ALL)DE1925 "d:m:s" (i) Declination 1925.0, Ep=1925.0. (pos.eq.dec;meta.main)
  (1)epRA yr Mean Epoch of RA - 1900.0. (time.epoch)
  (1)epDE yr Mean Epoch of DE - 1900.0. (time.epoch)
   (ALL)o_RA1925  No. of Observations of RA. (meta.number)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
   (ALL)o_DE1925  No. of Observations of DE. (meta.number)
   (ALL)Note (char) [12349JQ0-] Notes (Note 3)   (meta.note)
  (1)pmRA .1ms/yr Proper motion in RA. (pos.pm;pos.eq.ra)
   (ALL)pmDE mas/yr Proper motion in DE. (pos.pm;pos.eq.dec)
   (ALL)_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)
   (ALL)_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)
  (2)dflag (char) [a] 'a' for supplementary star (meta.note)
  (2)BD (char) Bonner Durchmusterung designation (meta.id)
  (2)vFlag (char) [-] A minus sign if star is variable. (Note 1)   (meta.code.error)
  (2)EpRA-1900 yr Mean Epoch of RA - 1900.0. (time.epoch)
  (2)EpDE-1900 yr Mean Epoch of DE - 1900.0. (time.epoch)
  (2)pmRA ms/yr Proper motion in RA. (pos.pm;pos.eq.ra)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
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