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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=97239
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ColumnValue  Explain   (UCD)
_RAJ200017 10 22.6600 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000-15 43 30.500 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195017 07 30.4252 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950-15 39 53.947 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon006.7211713 deg Galactic longitude at Epoch=J2000, proper motions taken into account (pos.galactic.lon)
_Glat+14.0077971 deg Galactic latitude at Epoch=J2000, proper motions taken into account (pos.galactic.lat)
97239recno 97239  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

WDS17104-1544  (i) WDS name (based on J2000 position) (meta.id;meta.main)
DiscDAL 52  Discoverer Code (1 to 4 letters) and Number (Note 5)   (meta.id)
CompAE  Components when more than 2 (Note 1)   (meta.code.multip)
Obs11998 yr Date of first satisfactory observation (time.epoch)
Obs22012 yr Date of last satisfactory observation (time.epoch)
Nobs 2  Number of Observations (up to 9999) (meta.number)
pa1318 deg Position Angle at date Obs1 (Note 2)   (pos.posAng)
pa2317 deg Position Angle at date Obs2 (Note 2)   (pos.posAng)
sep1 63.1 arcsec Separation at date Obs1 (pos.angDistance;src.orbital)
sep2 62.70 arcsec Separation at date Obs12 (pos.angDistance;src.orbital)
mag1 2.42 mag Magnitude of First Component (phot.mag;em.opt)
mag211.10 mag Magnitude of Second Component (phot.mag;em.opt)
SpTypeA1IV  Spectral Type (Primary/Secondary) (src.spType)
pmRA1 41 mas/yr Primary Proper Motion (RA) (pos.pm;pos.eq.ra)
pmDE1 98 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   [B-Z ] Notes about the binary (Note 4)   (meta.note)
n_RAJ2000    [!P] indicates a position derived from WDS name (meta.note)
RAJ200017 10 22.66 "h:m:s" (i) Right Ascension J2000 (Ep=J2000, hours) (pos.eq.ra;meta.main)
DEJ2000-15 43 30.5 "d:m:s" (i) Declination J2000 (Ep=J2000, degrees) (pos.eq.dec;meta.main)
  
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