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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=65585
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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)
65585recno 65585  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)
DiscFYM 38  Discoverer Code (1 to 4 letters) and Number (Note 5)   (meta.id)
CompCF  Components when more than 2 (Note 1)   (meta.code.multip)
Obs11998 yr Date of first satisfactory observation (time.epoch)
Obs22012 yr Date of last satisfactory observation (time.epoch)
Nobs 3  Number of Observations (up to 9999) (meta.number)
pa1240 deg Position Angle at date Obs1 (Note 2)   (pos.posAng)
pa2238 deg Position Angle at date Obs2 (Note 2)   (pos.posAng)
sep1 60.2 arcsec Separation at date Obs1 (pos.angDistance;src.orbital)
sep2 53.40 arcsec Separation at date Obs12 (pos.angDistance;src.orbital)
mag1 9.640 mag Magnitude of First Component (phot.mag;em.opt)
mag214.10 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 -35 mas/yr Secondary Proper Motion (RA) (pos.pm;pos.eq.ra)
pmDE2 8 mas/yr Secondary Proper Motion (Dec) (pos.pm;pos.eq.dec)
DM   Durchmusterung Number (Note 3)   (meta.id)
NotesN   [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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