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B/wds/wds The Washington Visual Double Star Catalog (Mason+ 2001-2020)
The Washington Double Star Catalog (main part) (154252 rows)
  recno=65583
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ColumnValue  Explain   (UCD)
_RAJ200010 19 36.2700 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000+19 52 12.000 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195010 16 53.8305 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950+20 07 18.997 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon216.4559934 deg Galactic longitude at Epoch=J2000, proper motions taken into account (pos.galactic.lon)
_Glat+54.5799807 deg Galactic latitude at Epoch=J2000, proper motions taken into account (pos.galactic.lat)
65583recno 65583  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

WDS10200+1950  (i) WDS name (based on J2000 position) (meta.id;meta.main)
DiscSTF1424  Discoverer Code (1 to 4 letters) and Number (Note 5)   (meta.id)
CompCD  Components when more than 2 (Note 1)   (meta.code.multip)
Obs11852 yr Date of first satisfactory observation (time.epoch)
Obs22016 yr Date of last satisfactory observation (time.epoch)
Nobs 30  Number of Observations (up to 9999) (meta.number)
pa1320 deg Position Angle at date Obs1 (Note 2)   (pos.posAng)
pa2 6 deg Position Angle at date Obs2 (Note 2)   (pos.posAng)
sep1112.5 arcsec Separation at date Obs1 (pos.angDistance;src.orbital)
sep2 90.70 arcsec Separation at date Obs12 (pos.angDistance;src.orbital)
mag1 9.640 mag Magnitude of First Component (phot.mag;em.opt)
mag210.62 mag Magnitude of Second Component (phot.mag;em.opt)
SpTypeM4.5Ve+G5V  Spectral Type (Primary/Secondary) (src.spType)
pmRA1-493 mas/yr Primary Proper Motion (RA) (pos.pm;pos.eq.ra)
pmDE1 -40 mas/yr Primary Proper Motion (Dec) (pos.pm;pos.eq.dec)
pmRA2 -9 mas/yr Secondary Proper Motion (RA) (pos.pm;pos.eq.ra)
pmDE2 -23 mas/yr Secondary Proper Motion (Dec) (pos.pm;pos.eq.dec)
DM+20 2464  Durchmusterung Number (Note 3)   (meta.id)
NotesNL   [B-Z ] Notes about the binary (Note 4)   (meta.note)
n_RAJ2000    [!P] indicates a position derived from WDS name (meta.note)
RAJ200010 19 36.27 "h:m:s" (i) Right Ascension J2000 (Ep=J2000, hours) (pos.eq.ra;meta.main)
DEJ2000+19 52 12.0 "d:m:s" (i) Declination J2000 (Ep=J2000, degrees) (pos.eq.dec;meta.main)
  
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