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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=18925
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ColumnValue  Explain   (UCD)
_RAJ200003 47 47.1300 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000+33 04 03.200 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195003 44 37.2094 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950+32 54 51.917 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon160.4237566 deg Galactic longitude at Epoch=J2000, proper motions taken into account (pos.galactic.lon)
_Glat-16.6739478 deg Galactic latitude at Epoch=J2000, proper motions taken into account (pos.galactic.lat)
18925recno 18925  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

WDS03478+3304  (i) WDS name (based on J2000 position) (meta.id;meta.main)
DiscSKF2339  Discoverer Code (1 to 4 letters) and Number (Note 5)   (meta.id)
CompAB  Components when more than 2 (Note 1)   (meta.code.multip)
Obs12007 yr Date of first satisfactory observation (time.epoch)
Obs22015 yr Date of last satisfactory observation (time.epoch)
Nobs 2  Number of Observations (up to 9999) (meta.number)
pa1309 deg Position Angle at date Obs1 (Note 2)   (pos.posAng)
pa2312 deg Position Angle at date Obs2 (Note 2)   (pos.posAng)
sep1 1.8 arcsec Separation at date Obs1 (pos.angDistance;src.orbital)
sep2 1.80 arcsec Separation at date Obs12 (pos.angDistance;src.orbital)
mag116.580 mag Magnitude of First Component (phot.mag;em.opt)
mag218.00 mag Magnitude of Second Component (phot.mag;em.opt)
SpType   Spectral Type (Primary/Secondary) (src.spType)
pmRA1 -3 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  mas/yr Secondary Proper Motion (RA) (pos.pm;pos.eq.ra)
pmDE2  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 47.13 "h:m:s" (i) Right Ascension J2000 (Ep=J2000, hours) (pos.eq.ra;meta.main)
DEJ2000+33 04 03.2 "d:m:s" (i) Declination J2000 (Ep=J2000, degrees) (pos.eq.dec;meta.main)
  
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