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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=21986
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ColumnValue  Explain   (UCD)
_RAJ200004 36 37.6800 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000+18 45 17.900 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195004 33 42.9421 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950+18 39 15.682 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon179.2135948 deg Galactic longitude at Epoch=J2000, proper motions taken into account (pos.galactic.lon)
_Glat-18.7238159 deg Galactic latitude at Epoch=J2000, proper motions taken into account (pos.galactic.lat)
21986recno 21986  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

WDS04366+1845  (i) WDS name (based on J2000 position) (meta.id;meta.main)
DiscRUC 4  Discoverer Code (1 to 4 letters) and Number (Note 5)   (meta.id)
Comp   Components when more than 2 (Note 1)   (meta.code.multip)
Obs11998 yr Date of first satisfactory observation (time.epoch)
Obs22005 yr Date of last satisfactory observation (time.epoch)
Nobs 4  Number of Observations (up to 9999) (meta.number)
pa1 44 deg Position Angle at date Obs1 (Note 2)   (pos.posAng)
pa2 39 deg Position Angle at date Obs2 (Note 2)   (pos.posAng)
sep1 0.8 arcsec Separation at date Obs1 (pos.angDistance;src.orbital)
sep2 0.80 arcsec Separation at date Obs12 (pos.angDistance;src.orbital)
mag1 8.60 mag Magnitude of First Component (phot.mag;em.opt)
mag212.30 mag Magnitude of Second Component (phot.mag;em.opt)
SpTypeF0V+>M5V  Spectral Type (Primary/Secondary) (src.spType)
pmRA1 -26 mas/yr Primary Proper Motion (RA) (pos.pm;pos.eq.ra)
pmDE1 -6 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+18 659  Durchmusterung Number (Note 3)   (meta.id)
NotesN K   [B-Z ] Notes about the binary (Note 4)   (meta.note)
n_RAJ2000    [!] indicates a position derived from WDS name (meta.note)
RAJ200004 36 37.68 "h:m:s" (i) Right Ascension J2000 (Ep=J2000, hours) (pos.eq.ra;meta.main)
DEJ2000+18 45 17.9 "d:m:s" (i) Declination J2000 (Ep=J2000, degrees) (pos.eq.dec;meta.main)
  
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