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B/wds/wds The Washington Visual Double Star Catalog (Mason+ 2001-2020)
The Washington Double Star Catalog (main part) (153002 rows)
  recno=91875
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ColumnValue  Explain   (UCD)
_RAJ200015 55 48.6100 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000+29 11 38.900 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195015 53 46.7961 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950+29 20 21.319 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon047.0386079 deg Galactic longitude at Epoch=J2000, proper motions taken into account (pos.galactic.lon)
_Glat+49.5710813 deg Galactic latitude at Epoch=J2000, proper motions taken into account (pos.galactic.lat)
91875recno 91875  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

WDS15558+2912  (i) WDS name (based on J2000 position) (meta.id;meta.main)
DiscDOO 61  Discoverer Code (1 to 4 letters) and Number (Note 5)   (meta.id)
CompAB  Components when more than 2 (Note 1)   (meta.code.multip)
Obs11896 yr Date of first satisfactory observation (time.epoch)
Obs22015 yr Date of last satisfactory observation (time.epoch)
Nobs 17  Number of Observations (up to 9999) (meta.number)
pa1251 deg Position Angle at date Obs1 (Note 2)   (pos.posAng)
pa2251 deg Position Angle at date Obs2 (Note 2)   (pos.posAng)
sep1 49.7 arcsec Separation at date Obs1 (pos.angDistance;src.orbital)
sep2 50.10 arcsec Separation at date Obs12 (pos.angDistance;src.orbital)
mag110.900 mag Magnitude of First Component (phot.mag;em.opt)
mag211.43 mag Magnitude of Second Component (phot.mag;em.opt)
SpTypeK4:+K4/5  Spectral Type (Primary/Secondary) (src.spType)
pmRA1 8 mas/yr Primary Proper Motion (RA) (pos.pm;pos.eq.ra)
pmDE1 -37 mas/yr Primary Proper Motion (Dec) (pos.pm;pos.eq.dec)
pmRA2 8 mas/yr Secondary Proper Motion (RA) (pos.pm;pos.eq.ra)
pmDE2 -37 mas/yr Secondary Proper Motion (Dec) (pos.pm;pos.eq.dec)
DM+29 2740  Durchmusterung Number (Note 3)   (meta.id)
NotesT   [B-Z ] Notes about the binary (Note 4)   (meta.note)
n_RAJ2000    [!P] indicates a position derived from WDS name (meta.note)
RAJ200015 55 48.61 "h:m:s" (i) Right Ascension J2000 (Ep=J2000, hours) (pos.eq.ra;meta.main)
DEJ2000+29 11 38.9 "d:m:s" (i) Declination J2000 (Ep=J2000, degrees) (pos.eq.dec;meta.main)
  
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