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B/wds/wds The Washington Visual Double Star Catalog (Mason+ 2001-2020)
The Washington Double Star Catalog (main part) (154041 rows)
  recno=94749
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ColumnValue  Explain   (UCD)
_RAJ200016 15 19.4900 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000-25 40 12.000 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195016 12 17.0969 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950-25 32 42.621 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon350.3100827 deg Galactic longitude at Epoch=J2000, proper motions taken into account (pos.galactic.lon)
_Glat+17.9140772 deg Galactic latitude at Epoch=J2000, proper motions taken into account (pos.galactic.lat)
94749recno 94749  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

WDS16153-2540  (i) WDS name (based on J2000 position) (meta.id;meta.main)
DiscUSD1093  Discoverer Code (1 to 4 letters) and Number (Note 5)   (meta.id)
Comp   Components when more than 2 (Note 1)   (meta.code.multip)
Obs12019 yr Date of first satisfactory observation (time.epoch)
Obs22019 yr Date of last satisfactory observation (time.epoch)
Nobs 1  Number of Observations (up to 9999) (meta.number)
pa1 29 deg Position Angle at date Obs1 (Note 2)   (pos.posAng)
pa2 29 deg Position Angle at date Obs2 (Note 2)   (pos.posAng)
sep1 0.1 arcsec Separation at date Obs1 (pos.angDistance;src.orbital)
sep2 0.10 arcsec Separation at date Obs12 (pos.angDistance;src.orbital)
mag113.700 mag Magnitude of First Component (phot.mag;em.opt)
mag213.70 mag Magnitude of Second Component (phot.mag;em.opt)
SpTypeM1.5e  Spectral Type (Primary/Secondary) (src.spType)
pmRA1 -9 mas/yr Primary Proper Motion (RA) (pos.pm;pos.eq.ra)
pmDE1 -27 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)
NotesR   [B-Z ] Notes about the binary (Note 4)   (meta.note)
n_RAJ2000    [!P] indicates a position derived from WDS name (meta.note)
RAJ200016 15 19.49 "h:m:s" (i) Right Ascension J2000 (Ep=J2000, hours) (pos.eq.ra;meta.main)
DEJ2000-25 40 12.0 "d:m:s" (i) Declination J2000 (Ep=J2000, degrees) (pos.eq.dec;meta.main)
  
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