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B/wds/wds The Washington Visual Double Star Catalog (Mason+ 2001-2014)
The Washington Double Star Catalog (main part) (145770 rows)
  recno=92068
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ColumnValue  Explain   (UCD)
_RAJ200016 52 15.5600 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000+46 52 26.200 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195016 50 50.1378 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950+46 57 23.879 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon072.7547790 deg Galactic longitude at Epoch=J2000, proper motions taken into account (pos.galactic.lon)
_Glat+39.4281854 deg Galactic latitude at Epoch=J2000, proper motions taken into account (pos.galactic.lat)
92068recno 92068  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

WDS16523+4652  (i) WDS name (based on J2000 position) (meta.id;meta.main)
DiscTDT 123  Discoverer Code (1 to 4 letters) and Number (Note 5)   (meta.id)
Comp   Components when more than 2 (Note 1)   (meta.code.multip)
Obs11991 yr Date of first satisfactory observation (time.epoch)
Obs22015 yr Date of last satisfactory observation (time.epoch)
Nobs 3  Number of Observations (up to 9999) (meta.number)
pa1249 deg Position Angle at date Obs1 (Note 2)   (pos.posAng)
pa2249 deg Position Angle at date Obs2 (Note 2)   (pos.posAng)
sep1 2.3 arcsec Separation at date Obs1 (pos.angDistance;src.orbital)
sep2 2.30 arcsec Separation at date Obs12 (pos.angDistance;src.orbital)
mag111.75 mag Magnitude of First Component (phot.mag;em.opt)
mag211.97 mag Magnitude of Second Component (phot.mag;em.opt)
SpType   Spectral Type (Primary/Secondary) (src.spType)
pmRA1 -18 mas/yr Primary Proper Motion (RA) (pos.pm;pos.eq.ra)
pmDE1 -58 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)
Notes    [B-Z ] Notes about the binary (Note 4)   (meta.note)
n_RAJ2000    [!] indicates a position derived from WDS name (meta.note)
RAJ200016 52 15.56 "h:m:s" (i) Right Ascension J2000 (Ep=J2000, hours) (pos.eq.ra;meta.main)
DEJ2000+46 52 26.2 "d:m:s" (i) Declination J2000 (Ep=J2000, degrees) (pos.eq.dec;meta.main)
  
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