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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=53680
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ColumnValue  Explain   (UCD)
_RAJ200008 21 58.8600 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000+20 03 44.300 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195008 19 04.9655 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950+20 13 24.697 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon203.7293856 deg Galactic longitude at Epoch=J2000, proper motions taken into account (pos.galactic.lon)
_Glat+28.5658123 deg Galactic latitude at Epoch=J2000, proper motions taken into account (pos.galactic.lat)
53680recno 53680  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

WDS08220+2004  (i) WDS name (based on J2000 position) (meta.id;meta.main)
DiscAZC 53  Discoverer Code (1 to 4 letters) and Number (Note 5)   (meta.id)
Comp   Components when more than 2 (Note 1)   (meta.code.multip)
Obs11998 yr Date of first satisfactory observation (time.epoch)
Obs22015 yr Date of last satisfactory observation (time.epoch)
Nobs 7  Number of Observations (up to 9999) (meta.number)
pa1 46 deg Position Angle at date Obs1 (Note 2)   (pos.posAng)
pa2 46 deg Position Angle at date Obs2 (Note 2)   (pos.posAng)
sep1 21.4 arcsec Separation at date Obs1 (pos.angDistance;src.orbital)
sep2 21.50 arcsec Separation at date Obs12 (pos.angDistance;src.orbital)
mag113.600 mag Magnitude of First Component (phot.mag;em.opt)
mag216.30 mag Magnitude of Second Component (phot.mag;em.opt)
SpType   Spectral Type (Primary/Secondary) (src.spType)
pmRA1 32 mas/yr Primary Proper Motion (RA) (pos.pm;pos.eq.ra)
pmDE1 -74 mas/yr Primary Proper Motion (Dec) (pos.pm;pos.eq.dec)
pmRA2 29 mas/yr Secondary Proper Motion (RA) (pos.pm;pos.eq.ra)
pmDE2 -80 mas/yr Secondary Proper Motion (Dec) (pos.pm;pos.eq.dec)
DM   Durchmusterung Number (Note 3)   (meta.id)
NotesV   [B-Z ] Notes about the binary (Note 4)   (meta.note)
n_RAJ2000    [!P] indicates a position derived from WDS name (meta.note)
RAJ200008 21 58.86 "h:m:s" (i) Right Ascension J2000 (Ep=J2000, hours) (pos.eq.ra;meta.main)
DEJ2000+20 03 44.3 "d:m:s" (i) Declination J2000 (Ep=J2000, degrees) (pos.eq.dec;meta.main)
  
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