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B/wds/wds The Washington Visual Double Star Catalog (Mason+ 2001-2020)
The Washington Double Star Catalog (main part) (153007 rows)
  recno=135514
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ColumnValue  Explain   (UCD)
_RAJ200021 06 56.2000 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000+69 40 27.900 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195021 06 24.4550 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950+69 28 15.762 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon105.5777750 deg Galactic longitude at Epoch=J2000, proper motions taken into account (pos.galactic.lon)
_Glat+14.7903447 deg Galactic latitude at Epoch=J2000, proper motions taken into account (pos.galactic.lat)
135514recno 135514  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

WDS21069+6940  (i) WDS name (based on J2000 position) (meta.id;meta.main)
DiscLAF 63  Discoverer Code (1 to 4 letters) and Number (Note 5)   (meta.id)
CompAD  Components when more than 2 (Note 1)   (meta.code.multip)
Obs12005 yr Date of first satisfactory observation (time.epoch)
Obs22005 yr Date of last satisfactory observation (time.epoch)
Nobs 1  Number of Observations (up to 9999) (meta.number)
pa1332 deg Position Angle at date Obs1 (Note 2)   (pos.posAng)
pa2332 deg Position Angle at date Obs2 (Note 2)   (pos.posAng)
sep1 14.5 arcsec Separation at date Obs1 (pos.angDistance;src.orbital)
sep2 14.50 arcsec Separation at date Obs12 (pos.angDistance;src.orbital)
mag1 6.400 mag Magnitude of First Component (phot.mag;em.opt)
mag220.20 mag Magnitude of Second Component (phot.mag;em.opt)
SpTypeK0  Spectral Type (Primary/Secondary) (src.spType)
pmRA1 109 mas/yr Primary Proper Motion (RA) (pos.pm;pos.eq.ra)
pmDE1 66 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   Durchmusterung Number (Note 3)   (meta.id)
NotesK   [B-Z ] Notes about the binary (Note 4)   (meta.note)
n_RAJ2000    [!P] indicates a position derived from WDS name (meta.note)
RAJ200021 06 56.20 "h:m:s" (i) Right Ascension J2000 (Ep=J2000, hours) (pos.eq.ra;meta.main)
DEJ2000+69 40 27.9 "d:m:s" (i) Declination J2000 (Ep=J2000, degrees) (pos.eq.dec;meta.main)
  
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