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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=81012
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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 54.7969 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950+55 11 09.684 "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)
81012recno 81012  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)
DiscSHY 247  Discoverer Code (1 to 4 letters) and Number (Note 5)   (meta.id)
CompAF  Components when more than 2 (Note 1)   (meta.code.multip)
Obs11991 yr Date of first satisfactory observation (time.epoch)
Obs21999 yr Date of last satisfactory observation (time.epoch)
Nobs 3  Number of Observations (up to 9999) (meta.number)
pa1359 deg Position Angle at date Obs1 (Note 2)   (pos.posAng)
pa2359 deg Position Angle at date Obs2 (Note 2)   (pos.posAng)
sep1999.9 arcsec Separation at date Obs1 (pos.angDistance;src.orbital)
sep2999.90 arcsec Separation at date Obs12 (pos.angDistance;src.orbital)
mag1 2.230 mag Magnitude of First Component (phot.mag;em.opt)
mag2 9.86 mag Magnitude of Second Component (phot.mag;em.opt)
SpTypeA2V+K5  Spectral Type (Primary/Secondary) (src.spType)
pmRA1 121 mas/yr Primary Proper Motion (RA) (pos.pm;pos.eq.ra)
pmDE1 -22 mas/yr Primary Proper Motion (Dec) (pos.pm;pos.eq.dec)
pmRA2 119 mas/yr Secondary Proper Motion (RA) (pos.pm;pos.eq.ra)
pmDE2 -20 mas/yr Secondary Proper Motion (Dec) (pos.pm;pos.eq.dec)
DM   Durchmusterung Number (Note 3)   (meta.id)
NotesNV   [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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