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=13075
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ColumnValue  Explain   (UCD)
_RAJ200002 31 49.0900 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000+89 15 50.700 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195001 48 49.0063 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950+89 01 43.760 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon123.2805543 deg Galactic longitude at Epoch=J2000, proper motions taken into account (pos.galactic.lon)
_Glat+26.4613715 deg Galactic latitude at Epoch=J2000, proper motions taken into account (pos.galactic.lat)
13075recno 13075  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

WDS02318+8916  (i) WDS name (based on J2000 position) (meta.id;meta.main)
DiscWRH 39  Discoverer Code (1 to 4 letters) and Number (Note 5)   (meta.id)
CompAa,Ab  Components when more than 2 (Note 1)   (meta.code.multip)
Obs11937 yr Date of first satisfactory observation (time.epoch)
Obs22014 yr Date of last satisfactory observation (time.epoch)
Nobs 8  Number of Observations (up to 9999) (meta.number)
pa1250 deg Position Angle at date Obs1 (Note 2)   (pos.posAng)
pa2175 deg Position Angle at date Obs2 (Note 2)   (pos.posAng)
sep1 0.2 arcsec Separation at date Obs1 (pos.angDistance;src.orbital)
sep2 0.10 arcsec Separation at date Obs12 (pos.angDistance;src.orbital)
mag1 2.300 mag Magnitude of First Component (phot.mag;em.opt)
mag2 4.30 mag Magnitude of Second Component (phot.mag;em.opt)
SpTypeF7:Ib-IIv  Spectral Type (Primary/Secondary) (src.spType)
pmRA1 38 mas/yr Primary Proper Motion (RA) (pos.pm;pos.eq.ra)
pmDE1 -15 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+88 8  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)
RAJ200002 31 49.09 "h:m:s" (i) Right Ascension J2000 (Ep=J2000, hours) (pos.eq.ra;meta.main)
DEJ2000+89 15 50.7 "d:m:s" (i) Declination J2000 (Ep=J2000, degrees) (pos.eq.dec;meta.main)
  
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