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B/wds/wds The Washington Visual Double Star Catalog (Mason+ 2001-2020)
The Washington Double Star Catalog (main part) (154041 rows)
  recno=70199
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ColumnValue  Explain   (UCD)
_RAJ200011 09 07.1500 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000+42 30 10.500 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195011 06 19.5774 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950+42 46 26.061 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon169.8123395 deg Galactic longitude at Epoch=J2000, proper motions taken into account (pos.galactic.lon)
_Glat+64.1451676 deg Galactic latitude at Epoch=J2000, proper motions taken into account (pos.galactic.lat)
70199recno 70199  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

WDS11091+4231  (i) WDS name (based on J2000 position) (meta.id;meta.main)
DiscHJ 2559  Discoverer Code (1 to 4 letters) and Number (Note 5)   (meta.id)
CompAB  Components when more than 2 (Note 1)   (meta.code.multip)
Obs11830 yr Date of first satisfactory observation (time.epoch)
Obs22015 yr Date of last satisfactory observation (time.epoch)
Nobs 10  Number of Observations (up to 9999) (meta.number)
pa1269 deg Position Angle at date Obs1 (Note 2)   (pos.posAng)
pa2267 deg Position Angle at date Obs2 (Note 2)   (pos.posAng)
sep1 5.0 arcsec Separation at date Obs1 (pos.angDistance;src.orbital)
sep2 14.90 arcsec Separation at date Obs12 (pos.angDistance;src.orbital)
mag113.300 mag Magnitude of First Component (phot.mag;em.opt)
mag213.80 mag Magnitude of Second Component (phot.mag;em.opt)
SpType   Spectral Type (Primary/Secondary) (src.spType)
pmRA1 -19 mas/yr Primary Proper Motion (RA) (pos.pm;pos.eq.ra)
pmDE1 10 mas/yr Primary Proper Motion (Dec) (pos.pm;pos.eq.dec)
pmRA2 -16 mas/yr Secondary Proper Motion (RA) (pos.pm;pos.eq.ra)
pmDE2 6 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)
RAJ200011 09 07.15 "h:m:s" (i) Right Ascension J2000 (Ep=J2000, hours) (pos.eq.ra;meta.main)
DEJ2000+42 30 10.5 "d:m:s" (i) Declination J2000 (Ep=J2000, degrees) (pos.eq.dec;meta.main)
  
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