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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=55641
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ColumnValue  Explain   (UCD)
_RAJ200008 39 58.2800 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000+57 20 49.300 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195008 36 03.7493 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950+57 31 31.870 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon159.9354754 deg Galactic longitude at Epoch=J2000, proper motions taken into account (pos.galactic.lon)
_Glat+37.0789859 deg Galactic latitude at Epoch=J2000, proper motions taken into account (pos.galactic.lat)
55641recno 55641  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

WDS08400+5721  (i) WDS name (based on J2000 position) (meta.id;meta.main)
DiscUC 1697  Discoverer Code (1 to 4 letters) and Number (Note 5)   (meta.id)
Comp   Components when more than 2 (Note 1)   (meta.code.multip)
Obs12000 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)
pa1316 deg Position Angle at date Obs1 (Note 2)   (pos.posAng)
pa2316 deg Position Angle at date Obs2 (Note 2)   (pos.posAng)
sep1 12.9 arcsec Separation at date Obs1 (pos.angDistance;src.orbital)
sep2 12.90 arcsec Separation at date Obs12 (pos.angDistance;src.orbital)
mag114.300 mag Magnitude of First Component (phot.mag;em.opt)
mag214.90 mag Magnitude of Second Component (phot.mag;em.opt)
SpType   Spectral Type (Primary/Secondary) (src.spType)
pmRA1 13 mas/yr Primary Proper Motion (RA) (pos.pm;pos.eq.ra)
pmDE1-103 mas/yr Primary Proper Motion (Dec) (pos.pm;pos.eq.dec)
pmRA2 11 mas/yr Secondary Proper Motion (RA) (pos.pm;pos.eq.ra)
pmDE2-105 mas/yr Secondary Proper Motion (Dec) (pos.pm;pos.eq.dec)
DM   Durchmusterung Number (Note 3)   (meta.id)
NotesV R   [B-Z ] Notes about the binary (Note 4)   (meta.note)
n_RAJ2000    [!P] indicates a position derived from WDS name (meta.note)
RAJ200008 39 58.28 "h:m:s" (i) Right Ascension J2000 (Ep=J2000, hours) (pos.eq.ra;meta.main)
DEJ2000+57 20 49.3 "d:m:s" (i) Declination J2000 (Ep=J2000, degrees) (pos.eq.dec;meta.main)
  
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