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) (155159 rows)
  recno=2532
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ColumnValue  Explain   (UCD)
_RAJ200000 27 44.3000 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000-72 28 06.300 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195000 25 34.7664 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950-72 44 42.166 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon305.4324657 deg Galactic longitude at Epoch=J2000, proper motions taken into account (pos.galactic.lon)
_Glat-44.5445882 deg Galactic latitude at Epoch=J2000, proper motions taken into account (pos.galactic.lat)
2532recno 2532  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

WDS00277-7228  (i) WDS name (based on J2000 position) (meta.id;meta.main)
DiscOGL 20  Discoverer Code (1 to 4 letters) and Number (Note 5)   (meta.id)
CompBC  Components when more than 2 (Note 1)   (meta.code.multip)
Obs12005 yr Date of first satisfactory observation (time.epoch)
Obs22005 yr Date of last satisfactory observation (time.epoch)
Nobs 1  Number of Observations (up to 9999) (meta.number)
pa1141 deg Position Angle at date Obs1 (Note 2)   (pos.posAng)
pa2141 deg Position Angle at date Obs2 (Note 2)   (pos.posAng)
sep1 2.8 arcsec Separation at date Obs1 (pos.angDistance;src.orbital)
sep2 2.80 arcsec Separation at date Obs12 (pos.angDistance;src.orbital)
mag118.170 mag Magnitude of First Component (phot.mag;em.opt)
mag218.66 mag Magnitude of Second Component (phot.mag;em.opt)
SpType   Spectral Type (Primary/Secondary) (src.spType)
pmRA1 47 mas/yr Primary Proper Motion (RA) (pos.pm;pos.eq.ra)
pmDE1 1 mas/yr Primary Proper Motion (Dec) (pos.pm;pos.eq.dec)
pmRA2 47 mas/yr Secondary Proper Motion (RA) (pos.pm;pos.eq.ra)
pmDE2 7 mas/yr Secondary Proper Motion (Dec) (pos.pm;pos.eq.dec)
DM   Durchmusterung Number (Note 3)   (meta.id)
NotesNV   [B-Z ] Notes about the binary (Note 4)   (meta.note)
n_RAJ2000    [!P] indicates a position derived from WDS name (meta.note)
RAJ200000 27 44.30 "h:m:s" (i) Right Ascension J2000 (Ep=J2000, hours) (pos.eq.ra;meta.main)
DEJ2000-72 28 06.3 "d:m:s" (i) Declination J2000 (Ep=J2000, degrees) (pos.eq.dec;meta.main)
  
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