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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=18927
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ColumnValue  Explain   (UCD)
_RAJ200003 47 53.6800 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000+15 04 37.400 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195003 45 05.0620 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950+14 55 27.093 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon173.7609625 deg Galactic longitude at Epoch=J2000, proper motions taken into account (pos.galactic.lon)
_Glat-29.8919271 deg Galactic latitude at Epoch=J2000, proper motions taken into account (pos.galactic.lat)
18927recno 18927  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

WDS03478+1504  (i) WDS name (based on J2000 position) (meta.id;meta.main)
DiscGRV 192  Discoverer Code (1 to 4 letters) and Number (Note 5)   (meta.id)
Comp   Components when more than 2 (Note 1)   (meta.code.multip)
Obs11908 yr Date of first satisfactory observation (time.epoch)
Obs22016 yr Date of last satisfactory observation (time.epoch)
Nobs 9  Number of Observations (up to 9999) (meta.number)
pa1 27 deg Position Angle at date Obs1 (Note 2)   (pos.posAng)
pa2 28 deg Position Angle at date Obs2 (Note 2)   (pos.posAng)
sep1 40.5 arcsec Separation at date Obs1 (pos.angDistance;src.orbital)
sep2 40.50 arcsec Separation at date Obs12 (pos.angDistance;src.orbital)
mag111.980 mag Magnitude of First Component (phot.mag;em.opt)
mag212.42 mag Magnitude of Second Component (phot.mag;em.opt)
SpType   Spectral Type (Primary/Secondary) (src.spType)
pmRA1 -22 mas/yr Primary Proper Motion (RA) (pos.pm;pos.eq.ra)
pmDE1 -21 mas/yr Primary Proper Motion (Dec) (pos.pm;pos.eq.dec)
pmRA2 -13 mas/yr Secondary Proper Motion (RA) (pos.pm;pos.eq.ra)
pmDE2 -20 mas/yr Secondary Proper Motion (Dec) (pos.pm;pos.eq.dec)
DM   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)
RAJ200003 47 53.68 "h:m:s" (i) Right Ascension J2000 (Ep=J2000, hours) (pos.eq.ra;meta.main)
DEJ2000+15 04 37.4 "d:m:s" (i) Declination J2000 (Ep=J2000, degrees) (pos.eq.dec;meta.main)
  
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