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B/wds/wds The Washington Visual Double Star Catalog (Mason+ 2001-2020)
The Washington Double Star Catalog (main part) (152451 rows)
  recno=74615
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ColumnValue  Explain   (UCD)
_RAJ200012 16 56.8200 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000-45 12 06.800 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195012 14 18.5399 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950-44 55 26.408 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon296.5812869 deg Galactic longitude at Epoch=J2000, proper motions taken into account (pos.galactic.lon)
_Glat+17.2441345 deg Galactic latitude at Epoch=J2000, proper motions taken into account (pos.galactic.lat)
74615recno 74615  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

WDS12169-4512  (i) WDS name (based on J2000 position) (meta.id;meta.main)
DiscB 1209  Discoverer Code (1 to 4 letters) and Number (Note 5)   (meta.id)
Comp   Components when more than 2 (Note 1)   (meta.code.multip)
Obs11928 yr Date of first satisfactory observation (time.epoch)
Obs22015 yr Date of last satisfactory observation (time.epoch)
Nobs 4  Number of Observations (up to 9999) (meta.number)
pa1123 deg Position Angle at date Obs1 (Note 2)   (pos.posAng)
pa2121 deg Position Angle at date Obs2 (Note 2)   (pos.posAng)
sep1 2.9 arcsec Separation at date Obs1 (pos.angDistance;src.orbital)
sep2 2.70 arcsec Separation at date Obs12 (pos.angDistance;src.orbital)
mag1 9.620 mag Magnitude of First Component (phot.mag;em.opt)
mag212.80 mag Magnitude of Second Component (phot.mag;em.opt)
SpTypeA8/9IV  Spectral Type (Primary/Secondary) (src.spType)
pmRA1 -8 mas/yr Primary Proper Motion (RA) (pos.pm;pos.eq.ra)
pmDE1 -5 mas/yr Primary Proper Motion (Dec) (pos.pm;pos.eq.dec)
pmRA2  mas/yr Secondary Proper Motion (RA) (pos.pm;pos.eq.ra)
pmDE2  mas/yr Secondary Proper Motion (Dec) (pos.pm;pos.eq.dec)
DM-44 7906  Durchmusterung Number (Note 3)   (meta.id)
Notes    [B-Z ] Notes about the binary (Note 4)   (meta.note)
n_RAJ2000    [!P] indicates a position derived from WDS name (meta.note)
RAJ200012 16 56.82 "h:m:s" (i) Right Ascension J2000 (Ep=J2000, hours) (pos.eq.ra;meta.main)
DEJ2000-45 12 06.8 "d:m:s" (i) Declination J2000 (Ep=J2000, degrees) (pos.eq.dec;meta.main)
  
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