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B/wds/wds The Washington Visual Double Star Catalog (Mason+ 2001-2020)
The Washington Double Star Catalog (main part) (154046 rows)
  recno=81007
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ColumnValue  Explain   (UCD)
_RAJ200013 23 55.4200 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000+54 55 31.500 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195013 21 54.7910 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950+55 11 09.584 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon113.1111207 deg Galactic longitude at Epoch=J2000, proper motions taken into account (pos.galactic.lon)
_Glat+61.5790862 deg Galactic latitude at Epoch=J2000, proper motions taken into account (pos.galactic.lat)
81007recno 81007  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

WDS13239+5456  (i) WDS name (based on J2000 position) (meta.id;meta.main)
DiscPEA 1  Discoverer Code (1 to 4 letters) and Number (Note 5)   (meta.id)
CompAa,Ab  Components when more than 2 (Note 1)   (meta.code.multip)
Obs11925 yr Date of first satisfactory observation (time.epoch)
Obs22004 yr Date of last satisfactory observation (time.epoch)
Nobs 63  Number of Observations (up to 9999) (meta.number)
pa1247 deg Position Angle at date Obs1 (Note 2)   (pos.posAng)
pa2 34 deg Position Angle at date Obs2 (Note 2)   (pos.posAng)
sep1 0.0 arcsec Separation at date Obs1 (pos.angDistance;src.orbital)
sep2 0.00 arcsec Separation at date Obs12 (pos.angDistance;src.orbital)
mag1 3.000 mag Magnitude of First Component (phot.mag;em.opt)
mag2 3.00 mag Magnitude of Second Component (phot.mag;em.opt)
SpTypeA1VpSrSi  Spectral Type (Primary/Secondary) (src.spType)
pmRA1 122 mas/yr Primary Proper Motion (RA) (pos.pm;pos.eq.ra)
pmDE1 -20 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+55 1598  Durchmusterung Number (Note 3)   (meta.id)
NotesNO   [B-Z ] Notes about the binary (Note 4)   (meta.note)
n_RAJ2000    [!P] indicates a position derived from WDS name (meta.note)
RAJ200013 23 55.42 "h:m:s" (i) Right Ascension J2000 (Ep=J2000, hours) (pos.eq.ra;meta.main)
DEJ2000+54 55 31.5 "d:m:s" (i) Declination J2000 (Ep=J2000, degrees) (pos.eq.dec;meta.main)
  
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