VizieR

CfA VizieR . ADAC VizieR . Cambridge (UK) VizieR . IUCAA VizieR . INASAN VizieR .

VizieR

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I/277
  SPM Catalog 2.0 (Platais+ 1998)
ReadMe+ftp
1998AJ....116.2556P
Similar Catalogs
Post annotation 		img(gal)
1.I/277/spmcat(c)Catalog of positions, proper motions and BV photographic photometry in the area around the South Galactic Pole (321608 rows)
2.I/277/spmccd(c)A list of CCD photometry used for magnitude calibration in the SGP area (7783 rows)
3.I/277/spmfld(c)Basic information on the SPM fields/plates used to create the Catalog (156 rows)
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Simple ConstraintList Of Constraints
 
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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)SPM  Object identifier (Note 1)   (meta.id;meta.main)
  (1+2)Field (char) List details about the field observed (meta.ref)
  (1)RA(ICRS) deg (i) Right ascension in the ICRS reference system (J2000) for the epoch J1991.25 (pos.eq.ra;meta.main)
  (1)DE(ICRS) deg (i) Declination in the ICRS reference system (J2000) for the epoch J1991.25 (pos.eq.dec;meta.main)
  (1)e_RAdeg mas Estimated standard error in right ascension multiplied by cos(DEC). (stat.error)
  (1)e_DEdeg mas Estimated standard error in declination (stat.error)
  (1)pmRA mas/yr Absolute proper motion in right ascension multiplied by cos(DEC). (pos.pm;pos.eq.ra)
  (1)pmDE mas/yr Absolute proper motion in declination (pos.pm;pos.eq.dec)
  (1)e_pmRA mas/yr Estimated standard error in right ascension's absolute proper motion. (stat.error)
  (1)e_pmDE mas/yr Estimated standard error in declination's absolute proper motion. (stat.error)

ALL cols		    
 (i)indexed column
  (1+2)Vmag mag (n) Photographic V-magnitude (if missing then set to 0.00) (phot.mag;em.opt.V)
  (1)Bmag mag (n) Photographic B-magnitude (if missing then set to 0.00) (phot.mag;em.opt.B)
  (1+2)B-V mag (n) B-V color (if either of V or B is missing then set to 0.00). (phot.color;em.opt.B;em.opt.V)
  (1)e_Vmag mag Estimated standard error in V- magnitude (stat.error)
  (1)e_Bmag mag Estimated standard error in B- magnitude (stat.error)
  (1)Nfie  Number of SPM fields on which the object was measured. (meta.number)
  (1)o_Bmag  Number of images used in astrometric reductions from a blue plate in each epoch (Note 2)   (meta.number)
  (1)o_Vmag  Number of images used in astrometric reductions from a visual plate in each epoch (Note 2)   (meta.number)
  (1)F1 (char) [HT] Flag "H" indicates a Hipparcos star; flag "T" indicates a Tycho star if it is not already a Hipparcos star (meta.code)
  (1)F2 (char) [GKQ] Selection flag (Note 3)   (meta.code)
  (1)F3 (char) [AS] Specific flag (Note 4)   (meta.code)
  (2)RA2000 deg (i) Right ascension (2000) (Note 2)   (pos.eq.ra;meta.main)
  (2)DE2000 deg (i) Declination (2000) (Note 2)   (pos.eq.dec;meta.main)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  (3)RAJ2000 "h:m:s" (i) Field center right ascension (J2000) (pos.eq.ra;meta.main)
  (3)DEJ2000 "d:m:s" (i) Field center declination (J2000) (pos.eq.dec;meta.main)
  (3)DATE1 "Y:M:D" (n)First epoch blue-plate exposure date (time.epoch)
  (3)GR1 (char) [EW NS] Grating image orientation on first epoch blue plates (East-West or North-South) (obs.param)
  (3)DATE2 "Y:M:D" (n)Second epoch blue-plate exposure date (time.epoch)
  (3)GR2 (char) [EW NS] Grating image orientation on second epoch blue plates (East-West or North-South) (obs.param)

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