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=92994
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ColumnValue  Explain   (UCD)
_RAJ200015 49 57.6800 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000-03 55 15.700 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195015 47 20.2378 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950-03 46 11.735 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon004.1771103 deg Galactic longitude at Epoch=J2000, proper motions taken into account (pos.galactic.lon)
_Glat+36.9196710 deg Galactic latitude at Epoch=J2000, proper motions taken into account (pos.galactic.lat)
92994recno 92994  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

WDS15500-0355  (i) WDS name (based on J2000 position) (meta.id;meta.main)
DiscRST4553  Discoverer Code (1 to 4 letters) and Number (Note 5)   (meta.id)
CompAB  Components when more than 2 (Note 1)   (meta.code.multip)
Obs11938 yr Date of first satisfactory observation (time.epoch)
Obs22015 yr Date of last satisfactory observation (time.epoch)
Nobs 6  Number of Observations (up to 9999) (meta.number)
pa1311 deg Position Angle at date Obs1 (Note 2)   (pos.posAng)
pa2312 deg Position Angle at date Obs2 (Note 2)   (pos.posAng)
sep1 7.5 arcsec Separation at date Obs1 (pos.angDistance;src.orbital)
sep2 7.60 arcsec Separation at date Obs12 (pos.angDistance;src.orbital)
mag1 6.900 mag Magnitude of First Component (phot.mag;em.opt)
mag212.50 mag Magnitude of Second Component (phot.mag;em.opt)
SpTypeB9  Spectral Type (Primary/Secondary) (src.spType)
pmRA1 -32 mas/yr Primary Proper Motion (RA) (pos.pm;pos.eq.ra)
pmDE1 -10 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-03 3833  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)
RAJ200015 49 57.68 "h:m:s" (i) Right Ascension J2000 (Ep=J2000, hours) (pos.eq.ra;meta.main)
DEJ2000-03 55 15.7 "d:m:s" (i) Declination J2000 (Ep=J2000, degrees) (pos.eq.dec;meta.main)
  
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