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B/wds/wds The Washington Visual Double Star Catalog (Mason+ 2001-2014)
The Washington Double Star Catalog (main part) (146114 rows)
  recno=70274
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ColumnValue  Explain   (UCD)
_RAJ200012 04 44.9000 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000-05 46 23.600 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195012 02 11.1725 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950-05 29 41.858 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon282.2715886 deg Galactic longitude at Epoch=J2000, proper motions taken into account (pos.galactic.lon)
_Glat+55.2146030 deg Galactic latitude at Epoch=J2000, proper motions taken into account (pos.galactic.lat)
70274recno 70274  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

WDS12047-0546  (i) WDS name (based on J2000 position) (meta.id;meta.main)
DiscRST4492  Discoverer Code (1 to 4 letters) and Number (Note 5)   (meta.id)
Comp   Components when more than 2 (Note 1)   (meta.code.multip)
Obs11940 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)
pa1107 deg Position Angle at date Obs1 (Note 2)   (pos.posAng)
pa2100 deg Position Angle at date Obs2 (Note 2)   (pos.posAng)
sep1 1.1 arcsec Separation at date Obs1 (pos.angDistance;src.orbital)
sep2 1.40 arcsec Separation at date Obs12 (pos.angDistance;src.orbital)
mag1 8.91 mag Magnitude of First Component (phot.mag;em.opt)
mag213.00 mag Magnitude of Second Component (phot.mag;em.opt)
SpTypeK0  Spectral Type (Primary/Secondary) (src.spType)
pmRA1 -38 mas/yr Primary Proper Motion (RA) (pos.pm;pos.eq.ra)
pmDE1 8 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-04 3199  Durchmusterung Number (Note 3)   (meta.id)
NotesN   [B-Z ] Notes about the binary (Note 4)   (meta.note)
n_RAJ2000    [!] indicates a position derived from WDS name (meta.note)
RAJ200012 04 44.90 "h:m:s" (i) Right Ascension J2000 (Ep=J2000, hours) (pos.eq.ra;meta.main)
DEJ2000-05 46 23.6 "d:m:s" (i) Declination J2000 (Ep=J2000, degrees) (pos.eq.dec;meta.main)
  
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