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B/wds/wds The Washington Visual Double Star Catalog (Mason+ 2001-2020)
The Washington Double Star Catalog (main part) (153033 rows)
  recno=149663
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ColumnValue  Explain   (UCD)
_RAJ200023 22 39.1000 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000-15 02 21.800 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195023 20 01.9165 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950-15 18 50.488 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon058.7855308 deg Galactic longitude at Epoch=J2000, proper motions taken into account (pos.galactic.lon)
_Glat-66.0823228 deg Galactic latitude at Epoch=J2000, proper motions taken into account (pos.galactic.lat)
149663recno 149663  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

WDS23227-1502  (i) WDS name (based on J2000 position) (meta.id;meta.main)
DiscHU 295  Discoverer Code (1 to 4 letters) and Number (Note 5)   (meta.id)
Comp   Components when more than 2 (Note 1)   (meta.code.multip)
Obs11900 yr Date of first satisfactory observation (time.epoch)
Obs22019 yr Date of last satisfactory observation (time.epoch)
Nobs 103  Number of Observations (up to 9999) (meta.number)
pa1 84 deg Position Angle at date Obs1 (Note 2)   (pos.posAng)
pa2 4 deg Position Angle at date Obs2 (Note 2)   (pos.posAng)
sep1 0.4 arcsec Separation at date Obs1 (pos.angDistance;src.orbital)
sep2 0.10 arcsec Separation at date Obs12 (pos.angDistance;src.orbital)
mag1 5.590 mag Magnitude of First Component (phot.mag;em.opt)
mag2 6.72 mag Magnitude of Second Component (phot.mag;em.opt)
SpTypeA5Vn  Spectral Type (Primary/Secondary) (src.spType)
pmRA1 108 mas/yr Primary Proper Motion (RA) (pos.pm;pos.eq.ra)
pmDE1 11 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-15 6406  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)
RAJ200023 22 39.10 "h:m:s" (i) Right Ascension J2000 (Ep=J2000, hours) (pos.eq.ra;meta.main)
DEJ2000-15 02 21.8 "d:m:s" (i) Declination J2000 (Ep=J2000, degrees) (pos.eq.dec;meta.main)
  
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