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=23227
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ColumnValue  Explain   (UCD)
_RAJ200004 38 58.3900 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000+15 34 15.000 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195004 36 07.2779 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950+15 28 22.521 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon182.2413735 deg Galactic longitude at Epoch=J2000, proper motions taken into account (pos.galactic.lon)
_Glat-20.2422555 deg Galactic latitude at Epoch=J2000, proper motions taken into account (pos.galactic.lat)
23227recno 23227  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

WDS04390+1534  (i) WDS name (based on J2000 position) (meta.id;meta.main)
DiscHU 1218  Discoverer Code (1 to 4 letters) and Number (Note 5)   (meta.id)
Comp   Components when more than 2 (Note 1)   (meta.code.multip)
Obs11904 yr Date of first satisfactory observation (time.epoch)
Obs22015 yr Date of last satisfactory observation (time.epoch)
Nobs 9  Number of Observations (up to 9999) (meta.number)
pa1 72 deg Position Angle at date Obs1 (Note 2)   (pos.posAng)
pa2 73 deg Position Angle at date Obs2 (Note 2)   (pos.posAng)
sep1 1.6 arcsec Separation at date Obs1 (pos.angDistance;src.orbital)
sep2 1.70 arcsec Separation at date Obs12 (pos.angDistance;src.orbital)
mag110.190 mag Magnitude of First Component (phot.mag;em.opt)
mag210.65 mag Magnitude of Second Component (phot.mag;em.opt)
SpTypeA0  Spectral Type (Primary/Secondary) (src.spType)
pmRA1 1 mas/yr Primary Proper Motion (RA) (pos.pm;pos.eq.ra)
pmDE1 -7 mas/yr Primary Proper Motion (Dec) (pos.pm;pos.eq.dec)
pmRA2 1 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+15 664  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)
RAJ200004 38 58.39 "h:m:s" (i) Right Ascension J2000 (Ep=J2000, hours) (pos.eq.ra;meta.main)
DEJ2000+15 34 15.0 "d:m:s" (i) Declination J2000 (Ep=J2000, degrees) (pos.eq.dec;meta.main)
  
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