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) (155005 rows)
  recno=92997
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ColumnValue  Explain   (UCD)
_RAJ200015 49 14.8900 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000-41 47 28.700 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195015 45 51.2231 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950-41 38 20.301 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon334.9261864 deg Galactic longitude at Epoch=J2000, proper motions taken into account (pos.galactic.lon)
_Glat +9.7755648 deg Galactic latitude at Epoch=J2000, proper motions taken into account (pos.galactic.lat)
92997recno 92997  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

WDS15492-4147  (i) WDS name (based on J2000 position) (meta.id;meta.main)
DiscHDS2228  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)
Obs22008 yr Date of last satisfactory observation (time.epoch)
Nobs 3  Number of Observations (up to 9999) (meta.number)
pa1307 deg Position Angle at date Obs1 (Note 2)   (pos.posAng)
pa2312 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)
mag1 7.670 mag Magnitude of First Component (phot.mag;em.opt)
mag2 9.10 mag Magnitude of Second Component (phot.mag;em.opt)
SpTypeB8III  Spectral Type (Primary/Secondary) (src.spType)
pmRA1 -1 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-4110325  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)
RAJ200015 49 14.89 "h:m:s" (i) Right Ascension J2000 (Ep=J2000, hours) (pos.eq.ra;meta.main)
DEJ2000-41 47 28.7 "d:m:s" (i) Declination J2000 (Ep=J2000, degrees) (pos.eq.dec;meta.main)
  
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