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B/wds/wds The Washington Visual Double Star Catalog (Mason+ 2001-2014)
The Washington Double Star Catalog (main part) (150803 rows)
  recno=61668
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ColumnValue  Explain   (UCD)
_RAJ200009 57 48.8800 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000-53 08 06.300 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195009 56 00.4760 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950-52 53 45.170 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon278.5788136 deg Galactic longitude at Epoch=J2000, proper motions taken into account (pos.galactic.lon)
_Glat +1.3232292 deg Galactic latitude at Epoch=J2000, proper motions taken into account (pos.galactic.lat)
61668recno 61668  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

WDS09578-5308  (i) WDS name (based on J2000 position) (meta.id;meta.main)
DiscBRT2043  Discoverer Code (1 to 4 letters) and Number (Note 5)   (meta.id)
Comp   Components when more than 2 (Note 1)   (meta.code.multip)
Obs11924 yr Date of first satisfactory observation (time.epoch)
Obs22015 yr Date of last satisfactory observation (time.epoch)
Nobs 3  Number of Observations (up to 9999) (meta.number)
pa1 76 deg Position Angle at date Obs1 (Note 2)   (pos.posAng)
pa2249 deg Position Angle at date Obs2 (Note 2)   (pos.posAng)
sep1 1.2 arcsec Separation at date Obs1 (pos.angDistance;src.orbital)
sep2 2.00 arcsec Separation at date Obs12 (pos.angDistance;src.orbital)
mag112.07 mag Magnitude of First Component (phot.mag;em.opt)
mag212.60 mag Magnitude of Second Component (phot.mag;em.opt)
SpType   Spectral Type (Primary/Secondary) (src.spType)
pmRA1 11 mas/yr Primary Proper Motion (RA) (pos.pm;pos.eq.ra)
pmDE1 4 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-52 2994  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)
RAJ200009 57 48.88 "h:m:s" (i) Right Ascension J2000 (Ep=J2000, hours) (pos.eq.ra;meta.main)
DEJ2000-53 08 06.3 "d:m:s" (i) Declination J2000 (Ep=J2000, degrees) (pos.eq.dec;meta.main)
  
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