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) (154915 rows)
  recno=3665
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ColumnValue  Explain   (UCD)
_RAJ200000 39 24.7800 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000+40 50 27.500 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195000 36 41.5812 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950+40 33 59.682 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon120.4798445 deg Galactic longitude at Epoch=J2000, proper motions taken into account (pos.galactic.lon)
_Glat-21.9735177 deg Galactic latitude at Epoch=J2000, proper motions taken into account (pos.galactic.lat)
3665recno 3665  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

WDS00393+4050  (i) WDS name (based on J2000 position) (meta.id;meta.main)
DiscGII 109  Discoverer Code (1 to 4 letters) and Number (Note 5)   (meta.id)
CompBa,Bb  Components when more than 2 (Note 1)   (meta.code.multip)
Obs12015 yr Date of first satisfactory observation (time.epoch)
Obs22015 yr Date of last satisfactory observation (time.epoch)
Nobs 1  Number of Observations (up to 9999) (meta.number)
pa1 12 deg Position Angle at date Obs1 (Note 2)   (pos.posAng)
pa2 12 deg Position Angle at date Obs2 (Note 2)   (pos.posAng)
sep1 0.3 arcsec Separation at date Obs1 (pos.angDistance;src.orbital)
sep2 0.30 arcsec Separation at date Obs12 (pos.angDistance;src.orbital)
mag115.500 mag Magnitude of First Component (phot.mag;em.opt)
mag215.60 mag Magnitude of Second Component (phot.mag;em.opt)
SpType   Spectral Type (Primary/Secondary) (src.spType)
pmRA1 -14 mas/yr Primary Proper Motion (RA) (pos.pm;pos.eq.ra)
pmDE1 -9 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    [!P] indicates a position derived from WDS name (meta.note)
RAJ200000 39 24.78 "h:m:s" (i) Right Ascension J2000 (Ep=J2000, hours) (pos.eq.ra;meta.main)
DEJ2000+40 50 27.5 "d:m:s" (i) Declination J2000 (Ep=J2000, degrees) (pos.eq.dec;meta.main)
  
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