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B/wds/wds The Washington Visual Double Star Catalog (Mason+ 2001-2020)
The Washington Double Star Catalog (main part) (152352 rows)
  recno=122718
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ColumnValue  Explain   (UCD)
_RAJ200019 52 04.5400 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000+28 06 01.400 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195019 50 02.0380 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950+27 58 19.097 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon064.5604790 deg Galactic longitude at Epoch=J2000, proper motions taken into account (pos.galactic.lon)
_Glat +0.5428044 deg Galactic latitude at Epoch=J2000, proper motions taken into account (pos.galactic.lat)
122718recno 122718  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

WDS19521+2806  (i) WDS name (based on J2000 position) (meta.id;meta.main)
DiscGNS 10  Discoverer Code (1 to 4 letters) and Number (Note 5)   (meta.id)
CompAC  Components when more than 2 (Note 1)   (meta.code.multip)
Obs12013 yr Date of first satisfactory observation (time.epoch)
Obs22015 yr Date of last satisfactory observation (time.epoch)
Nobs 3  Number of Observations (up to 9999) (meta.number)
pa1297 deg Position Angle at date Obs1 (Note 2)   (pos.posAng)
pa2298 deg Position Angle at date Obs2 (Note 2)   (pos.posAng)
sep1 4.2 arcsec Separation at date Obs1 (pos.angDistance;src.orbital)
sep2 4.30 arcsec Separation at date Obs12 (pos.angDistance;src.orbital)
mag1 8.220 mag Magnitude of First Component (phot.mag;em.opt)
mag217.00 mag Magnitude of Second Component (phot.mag;em.opt)
SpTypeG5IV  Spectral Type (Primary/Secondary) (src.spType)
pmRA1 54 mas/yr Primary Proper Motion (RA) (pos.pm;pos.eq.ra)
pmDE1 -91 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)
RAJ200019 52 04.54 "h:m:s" (i) Right Ascension J2000 (Ep=J2000, hours) (pos.eq.ra;meta.main)
DEJ2000+28 06 01.4 "d:m:s" (i) Declination J2000 (Ep=J2000, degrees) (pos.eq.dec;meta.main)
  
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