VizieR

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VizieR

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B/wds/wds The Washington Visual Double Star Catalog (Mason+ 2001-2020)
The Washington Double Star Catalog (main part) (154792 rows)
  recno=128889
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ColumnValue  Explain   (UCD)
_RAJ200020 14 31.9800 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000+36 48 22.100 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195020 12 39.5256 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950+36 39 07.003 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon074.4479012 deg Galactic longitude at Epoch=J2000, proper motions taken into account (pos.galactic.lon)
_Glat +1.1715249 deg Galactic latitude at Epoch=J2000, proper motions taken into account (pos.galactic.lat)
128889recno 128889  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

WDS20145+3648  (i) WDS name (based on J2000 position) (meta.id;meta.main)
DiscENG 72  Discoverer Code (1 to 4 letters) and Number (Note 5)   (meta.id)
CompAC  Components when more than 2 (Note 1)   (meta.code.multip)
Obs11887 yr Date of first satisfactory observation (time.epoch)
Obs22012 yr Date of last satisfactory observation (time.epoch)
Nobs 23  Number of Observations (up to 9999) (meta.number)
pa1 23 deg Position Angle at date Obs1 (Note 2)   (pos.posAng)
pa2 22 deg Position Angle at date Obs2 (Note 2)   (pos.posAng)
sep1225.2 arcsec Separation at date Obs1 (pos.angDistance;src.orbital)
sep2212.30 arcsec Separation at date Obs12 (pos.angDistance;src.orbital)
mag1 4.960 mag Magnitude of First Component (phot.mag;em.opt)
mag2 9.99 mag Magnitude of Second Component (phot.mag;em.opt)
SpTypeA2V  Spectral Type (Primary/Secondary) (src.spType)
pmRA1 70 mas/yr Primary Proper Motion (RA) (pos.pm;pos.eq.ra)
pmDE1 69 mas/yr Primary Proper Motion (Dec) (pos.pm;pos.eq.dec)
pmRA2 -4 mas/yr Secondary Proper Motion (RA) (pos.pm;pos.eq.ra)
pmDE2 -8 mas/yr Secondary Proper Motion (Dec) (pos.pm;pos.eq.dec)
DM   Durchmusterung Number (Note 3)   (meta.id)
NotesN   [B-Z ] Notes about the binary (Note 4)   (meta.note)
n_RAJ2000    [!P] indicates a position derived from WDS name (meta.note)
RAJ200020 14 31.98 "h:m:s" (i) Right Ascension J2000 (Ep=J2000, hours) (pos.eq.ra;meta.main)
DEJ2000+36 48 22.1 "d:m:s" (i) Declination J2000 (Ep=J2000, degrees) (pos.eq.dec;meta.main)
  
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