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B/wds/wds The Washington Visual Double Star Catalog (Mason+ 2001-2020)
The Washington Double Star Catalog (main part) (153033 rows)
  recno=20559
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ColumnValue  Explain   (UCD)
_RAJ200004 08 28.9300 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000+09 09 27.300 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195004 05 45.5822 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950+09 01 30.031 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon182.7282444 deg Galactic longitude at Epoch=J2000, proper motions taken into account (pos.galactic.lon)
_Glat-30.0559433 deg Galactic latitude at Epoch=J2000, proper motions taken into account (pos.galactic.lat)
20559recno 20559  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

WDS04085+0909  (i) WDS name (based on J2000 position) (meta.id;meta.main)
DiscSKF2785  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 8  Number of Observations (up to 9999) (meta.number)
pa1359 deg Position Angle at date Obs1 (Note 2)   (pos.posAng)
pa2358 deg Position Angle at date Obs2 (Note 2)   (pos.posAng)
sep1 7.6 arcsec Separation at date Obs1 (pos.angDistance;src.orbital)
sep2 7.50 arcsec Separation at date Obs12 (pos.angDistance;src.orbital)
mag110.900 mag Magnitude of First Component (phot.mag;em.opt)
mag216.00 mag Magnitude of Second Component (phot.mag;em.opt)
SpTypeG5  Spectral Type (Primary/Secondary) (src.spType)
pmRA1 55 mas/yr Primary Proper Motion (RA) (pos.pm;pos.eq.ra)
pmDE1 67 mas/yr Primary Proper Motion (Dec) (pos.pm;pos.eq.dec)
pmRA2 49 mas/yr Secondary Proper Motion (RA) (pos.pm;pos.eq.ra)
pmDE2 63 mas/yr Secondary Proper Motion (Dec) (pos.pm;pos.eq.dec)
DM+08 637  Durchmusterung Number (Note 3)   (meta.id)
NotesV   [B-Z ] Notes about the binary (Note 4)   (meta.note)
n_RAJ2000    [!P] indicates a position derived from WDS name (meta.note)
RAJ200004 08 28.93 "h:m:s" (i) Right Ascension J2000 (Ep=J2000, hours) (pos.eq.ra;meta.main)
DEJ2000+09 09 27.3 "d:m:s" (i) Declination J2000 (Ep=J2000, degrees) (pos.eq.dec;meta.main)
  
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