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B/wds/wds The Washington Visual Double Star Catalog (Mason+ 2001-2020)
The Washington Double Star Catalog (main part) (152451 rows)
  recno=117292
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ColumnValue  Explain   (UCD)
_RAJ200019 30 15.8100 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000+11 44 34.400 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195019 27 54.7102 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950+11 38 17.479 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon047.8107846 deg Galactic longitude at Epoch=J2000, proper motions taken into account (pos.galactic.lon)
_Glat -3.1017345 deg Galactic latitude at Epoch=J2000, proper motions taken into account (pos.galactic.lat)
117292recno 117292  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

WDS19303+1145  (i) WDS name (based on J2000 position) (meta.id;meta.main)
DiscBPM1036  Discoverer Code (1 to 4 letters) and Number (Note 5)   (meta.id)
Comp   Components when more than 2 (Note 1)   (meta.code.multip)
Obs11993 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)
pa1223 deg Position Angle at date Obs1 (Note 2)   (pos.posAng)
pa2223 deg Position Angle at date Obs2 (Note 2)   (pos.posAng)
sep1 78.5 arcsec Separation at date Obs1 (pos.angDistance;src.orbital)
sep2 78.80 arcsec Separation at date Obs12 (pos.angDistance;src.orbital)
mag113.890 mag Magnitude of First Component (phot.mag;em.opt)
mag215.69 mag Magnitude of Second Component (phot.mag;em.opt)
SpType   Spectral Type (Primary/Secondary) (src.spType)
pmRA1 33 mas/yr Primary Proper Motion (RA) (pos.pm;pos.eq.ra)
pmDE1 -59 mas/yr Primary Proper Motion (Dec) (pos.pm;pos.eq.dec)
pmRA2 3 mas/yr Secondary Proper Motion (RA) (pos.pm;pos.eq.ra)
pmDE2 -21 mas/yr Secondary Proper Motion (Dec) (pos.pm;pos.eq.dec)
DM   Durchmusterung Number (Note 3)   (meta.id)
NotesNV   [B-Z ] Notes about the binary (Note 4)   (meta.note)
n_RAJ2000    [!P] indicates a position derived from WDS name (meta.note)
RAJ200019 30 15.81 "h:m:s" (i) Right Ascension J2000 (Ep=J2000, hours) (pos.eq.ra;meta.main)
DEJ2000+11 44 34.4 "d:m:s" (i) Declination J2000 (Ep=J2000, degrees) (pos.eq.dec;meta.main)
  
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