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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=17504
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ColumnValue  Explain   (UCD)
_RAJ200003 30 13.7100 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000+77 17 35.700 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195003 23 48.7964 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950+77 07 16.357 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon131.3851745 deg Galactic longitude at Epoch=J2000, proper motions taken into account (pos.galactic.lon)
_Glat+17.1090440 deg Galactic latitude at Epoch=J2000, proper motions taken into account (pos.galactic.lat)
17504recno 17504  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

WDS03302+7718  (i) WDS name (based on J2000 position) (meta.id;meta.main)
DiscHU 1057  Discoverer Code (1 to 4 letters) and Number (Note 5)   (meta.id)
CompAB  Components when more than 2 (Note 1)   (meta.code.multip)
Obs11904 yr Date of first satisfactory observation (time.epoch)
Obs22003 yr Date of last satisfactory observation (time.epoch)
Nobs 8  Number of Observations (up to 9999) (meta.number)
pa1105 deg Position Angle at date Obs1 (Note 2)   (pos.posAng)
pa2105 deg Position Angle at date Obs2 (Note 2)   (pos.posAng)
sep1 2.9 arcsec Separation at date Obs1 (pos.angDistance;src.orbital)
sep2 2.90 arcsec Separation at date Obs12 (pos.angDistance;src.orbital)
mag1 9.090 mag Magnitude of First Component (phot.mag;em.opt)
mag210.84 mag Magnitude of Second Component (phot.mag;em.opt)
SpTypeF5  Spectral Type (Primary/Secondary) (src.spType)
pmRA1 7 mas/yr Primary Proper Motion (RA) (pos.pm;pos.eq.ra)
pmDE1 -17 mas/yr Primary Proper Motion (Dec) (pos.pm;pos.eq.dec)
pmRA2 7 mas/yr Secondary Proper Motion (RA) (pos.pm;pos.eq.ra)
pmDE2 -16 mas/yr Secondary Proper Motion (Dec) (pos.pm;pos.eq.dec)
DM+76 123  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)
RAJ200003 30 13.71 "h:m:s" (i) Right Ascension J2000 (Ep=J2000, hours) (pos.eq.ra;meta.main)
DEJ2000+77 17 35.7 "d:m:s" (i) Declination J2000 (Ep=J2000, degrees) (pos.eq.dec;meta.main)
  
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