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=13078
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ColumnValue  Explain   (UCD)
_RAJ200002 31 37.6700 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000+15 49 54.700 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195002 28 52.3956 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950+15 36 42.581 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon155.3959589 deg Galactic longitude at Epoch=J2000, proper motions taken into account (pos.galactic.lon)
_Glat-40.6401663 deg Galactic latitude at Epoch=J2000, proper motions taken into account (pos.galactic.lat)
13078recno 13078  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

WDS02316+1550  (i) WDS name (based on J2000 position) (meta.id;meta.main)
DiscSLE 267  Discoverer Code (1 to 4 letters) and Number (Note 5)   (meta.id)
Comp   Components when more than 2 (Note 1)   (meta.code.multip)
Obs11974 yr Date of first satisfactory observation (time.epoch)
Obs22016 yr Date of last satisfactory observation (time.epoch)
Nobs 8  Number of Observations (up to 9999) (meta.number)
pa1223 deg Position Angle at date Obs1 (Note 2)   (pos.posAng)
pa2225 deg Position Angle at date Obs2 (Note 2)   (pos.posAng)
sep1 20.1 arcsec Separation at date Obs1 (pos.angDistance;src.orbital)
sep2 19.80 arcsec Separation at date Obs12 (pos.angDistance;src.orbital)
mag111.500 mag Magnitude of First Component (phot.mag;em.opt)
mag214.00 mag Magnitude of Second Component (phot.mag;em.opt)
SpType   Spectral Type (Primary/Secondary) (src.spType)
pmRA1 17 mas/yr Primary Proper Motion (RA) (pos.pm;pos.eq.ra)
pmDE1 -46 mas/yr Primary Proper Motion (Dec) (pos.pm;pos.eq.dec)
pmRA2 -12 mas/yr Secondary Proper Motion (RA) (pos.pm;pos.eq.ra)
pmDE2 -69 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)
RAJ200002 31 37.67 "h:m:s" (i) Right Ascension J2000 (Ep=J2000, hours) (pos.eq.ra;meta.main)
DEJ2000+15 49 54.7 "d:m:s" (i) Declination J2000 (Ep=J2000, degrees) (pos.eq.dec;meta.main)
  
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