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B/wds/wds The Washington Visual Double Star Catalog (Mason+ 2001-2014)
The Washington Double Star Catalog (main part) (150551 rows)
  recno=118544
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ColumnValue  Explain   (UCD)
_RAJ200019 41 51.9700 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000+50 31 03.000 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195019 40 32.0446 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950+50 24 02.846 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon083.3364594 deg Galactic longitude at Epoch=J2000, proper motions taken into account (pos.galactic.lon)
_Glat+13.2042597 deg Galactic latitude at Epoch=J2000, proper motions taken into account (pos.galactic.lat)
118544recno 118544  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

WDS19418+5032  (i) WDS name (based on J2000 position) (meta.id;meta.main)
DiscPAT 48  Discoverer Code (1 to 4 letters) and Number (Note 5)   (meta.id)
CompBC  Components when more than 2 (Note 1)   (meta.code.multip)
Obs11998 yr Date of first satisfactory observation (time.epoch)
Obs22015 yr Date of last satisfactory observation (time.epoch)
Nobs 5  Number of Observations (up to 9999) (meta.number)
pa1 77 deg Position Angle at date Obs1 (Note 2)   (pos.posAng)
pa2 70 deg Position Angle at date Obs2 (Note 2)   (pos.posAng)
sep1 15.9 arcsec Separation at date Obs1 (pos.angDistance;src.orbital)
sep2 18.20 arcsec Separation at date Obs12 (pos.angDistance;src.orbital)
mag1 4.65 mag Magnitude of First Component (phot.mag;em.opt)
mag211.91 mag Magnitude of Second Component (phot.mag;em.opt)
SpTypeG3V  Spectral Type (Primary/Secondary) (src.spType)
pmRA1-132 mas/yr Primary Proper Motion (RA) (pos.pm;pos.eq.ra)
pmDE1-163 mas/yr Primary Proper Motion (Dec) (pos.pm;pos.eq.dec)
pmRA2  mas/yr Secondary Proper Motion (RA) (pos.pm;pos.eq.ra)
pmDE2  mas/yr Secondary Proper Motion (Dec) (pos.pm;pos.eq.dec)
DM   Durchmusterung Number (Note 3)   (meta.id)
NotesN K   [B-Z ] Notes about the binary (Note 4)   (meta.note)
n_RAJ2000    [!P] indicates a position derived from WDS name (meta.note)
RAJ200019 41 51.97 "h:m:s" (i) Right Ascension J2000 (Ep=J2000, hours) (pos.eq.ra;meta.main)
DEJ2000+50 31 03.0 "d:m:s" (i) Declination J2000 (Ep=J2000, degrees) (pos.eq.dec;meta.main)
  
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