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B/wds/wds The Washington Visual Double Star Catalog (Mason+ 2001-2014)
The Washington Double Star Catalog (main part) (148475 rows)
  recno=123517
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ColumnValue  Explain   (UCD)
_RAJ200020 13 43.9700 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000+63 53 06.000 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195020 13 04.4558 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950+63 43 54.466 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon097.5774492 deg Galactic longitude at Epoch=J2000, proper motions taken into account (pos.galactic.lon)
_Glat+15.7694850 deg Galactic latitude at Epoch=J2000, proper motions taken into account (pos.galactic.lat)
123517recno 123517  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

WDS20137+6353  (i) WDS name (based on J2000 position) (meta.id;meta.main)
DiscLDS2449  Discoverer Code (1 to 4 letters) and Number (Note 5)   (meta.id)
Comp   Components when more than 2 (Note 1)   (meta.code.multip)
Obs11953 yr Date of first satisfactory observation (time.epoch)
Obs22015 yr Date of last satisfactory observation (time.epoch)
Nobs 4  Number of Observations (up to 9999) (meta.number)
pa1169 deg Position Angle at date Obs1 (Note 2)   (pos.posAng)
pa2165 deg Position Angle at date Obs2 (Note 2)   (pos.posAng)
sep1 26.0 arcsec Separation at date Obs1 (pos.angDistance;src.orbital)
sep2 25.00 arcsec Separation at date Obs12 (pos.angDistance;src.orbital)
mag116.70 mag Magnitude of First Component (phot.mag;em.opt)
mag218.30 mag Magnitude of Second Component (phot.mag;em.opt)
SpType   Spectral Type (Primary/Secondary) (src.spType)
pmRA1-109 mas/yr Primary Proper Motion (RA) (pos.pm;pos.eq.ra)
pmDE1 12 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)
RAJ200020 13 43.97 "h:m:s" (i) Right Ascension J2000 (Ep=J2000, hours) (pos.eq.ra;meta.main)
DEJ2000+63 53 06.0 "d:m:s" (i) Declination J2000 (Ep=J2000, degrees) (pos.eq.dec;meta.main)
  
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