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B/wds/wds The Washington Visual Double Star Catalog (Mason+ 2001-2020)
The Washington Double Star Catalog (main part) (154252 rows)
  recno=65582
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ColumnValue  Explain   (UCD)
_RAJ200010 19 36.2700 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000+19 52 12.000 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195010 16 53.8305 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950+20 07 18.997 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon216.4559934 deg Galactic longitude at Epoch=J2000, proper motions taken into account (pos.galactic.lon)
_Glat+54.5799807 deg Galactic latitude at Epoch=J2000, proper motions taken into account (pos.galactic.lat)
65582recno 65582  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

WDS10200+1950  (i) WDS name (based on J2000 position) (meta.id;meta.main)
DiscBAG 32  Discoverer Code (1 to 4 letters) and Number (Note 5)   (meta.id)
CompCa,Cb  Components when more than 2 (Note 1)   (meta.code.multip)
Obs11981 yr Date of first satisfactory observation (time.epoch)
Obs22012 yr Date of last satisfactory observation (time.epoch)
Nobs 4  Number of Observations (up to 9999) (meta.number)
pa1 39 deg Position Angle at date Obs1 (Note 2)   (pos.posAng)
pa2 24 deg Position Angle at date Obs2 (Note 2)   (pos.posAng)
sep1 0.1 arcsec Separation at date Obs1 (pos.angDistance;src.orbital)
sep2 0.20 arcsec Separation at date Obs12 (pos.angDistance;src.orbital)
mag1 9.640 mag Magnitude of First Component (phot.mag;em.opt)
mag2  mag Magnitude of Second Component (phot.mag;em.opt)
SpTypeM4.5Ve  Spectral Type (Primary/Secondary) (src.spType)
pmRA1-493 mas/yr Primary Proper Motion (RA) (pos.pm;pos.eq.ra)
pmDE1 -40 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+20 2465  Durchmusterung Number (Note 3)   (meta.id)
NotesNO   [B-Z ] Notes about the binary (Note 4)   (meta.note)
n_RAJ2000    [!P] indicates a position derived from WDS name (meta.note)
RAJ200010 19 36.27 "h:m:s" (i) Right Ascension J2000 (Ep=J2000, hours) (pos.eq.ra;meta.main)
DEJ2000+19 52 12.0 "d:m:s" (i) Declination J2000 (Ep=J2000, degrees) (pos.eq.dec;meta.main)
  
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