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=110950
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ColumnValue  Explain   (UCD)
_RAJ200018 43 42.1700 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000-04 12 42.200 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195018 41 03.5866 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950-04 15 42.569 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon028.3026256 deg Galactic longitude at Epoch=J2000, proper motions taken into account (pos.galactic.lon)
_Glat -0.2026874 deg Galactic latitude at Epoch=J2000, proper motions taken into account (pos.galactic.lat)
110950recno 110950  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

WDS18437-0413  (i) WDS name (based on J2000 position) (meta.id;meta.main)
DiscSKF 405  Discoverer Code (1 to 4 letters) and Number (Note 5)   (meta.id)
Comp   Components when more than 2 (Note 1)   (meta.code.multip)
Obs11999 yr Date of first satisfactory observation (time.epoch)
Obs22015 yr Date of last satisfactory observation (time.epoch)
Nobs 7  Number of Observations (up to 9999) (meta.number)
pa1 23 deg Position Angle at date Obs1 (Note 2)   (pos.posAng)
pa2 22 deg Position Angle at date Obs2 (Note 2)   (pos.posAng)
sep1 14.7 arcsec Separation at date Obs1 (pos.angDistance;src.orbital)
sep2 15.70 arcsec Separation at date Obs12 (pos.angDistance;src.orbital)
mag110.000 mag Magnitude of First Component (phot.mag;em.opt)
mag213.20 mag Magnitude of Second Component (phot.mag;em.opt)
SpTypeG2V  Spectral Type (Primary/Secondary) (src.spType)
pmRA1 -19 mas/yr Primary Proper Motion (RA) (pos.pm;pos.eq.ra)
pmDE1 -79 mas/yr Primary Proper Motion (Dec) (pos.pm;pos.eq.dec)
pmRA2 35 mas/yr Secondary Proper Motion (RA) (pos.pm;pos.eq.ra)
pmDE2 51 mas/yr Secondary Proper Motion (Dec) (pos.pm;pos.eq.dec)
DM-04 4564  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)
RAJ200018 43 42.17 "h:m:s" (i) Right Ascension J2000 (Ep=J2000, hours) (pos.eq.ra;meta.main)
DEJ2000-04 12 42.2 "d:m:s" (i) Declination J2000 (Ep=J2000, degrees) (pos.eq.dec;meta.main)
  
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