VizieR

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VizieR

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B/wds/wds The Washington Visual Double Star Catalog (Mason+ 2001-2020)
The Washington Double Star Catalog (main part) (155511 rows)
  recno=118756
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ColumnValue  Explain   (UCD)
_RAJ200019 26 50.3800 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000-74 12 45.100 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195019 20 35.0367 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950-74 18 41.924 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon320.7315281 deg Galactic longitude at Epoch=J2000, proper motions taken into account (pos.galactic.lon)
_Glat-28.4269165 deg Galactic latitude at Epoch=J2000, proper motions taken into account (pos.galactic.lat)
118756recno 118756  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

WDS19269-7412  (i) WDS name (based on J2000 position) (meta.id;meta.main)
DiscB 2877  Discoverer Code (1 to 4 letters) and Number (Note 5)   (meta.id)
Comp   Components when more than 2 (Note 1)   (meta.code.multip)
Obs11927 yr Date of first satisfactory observation (time.epoch)
Obs22015 yr Date of last satisfactory observation (time.epoch)
Nobs 9  Number of Observations (up to 9999) (meta.number)
pa1 12 deg Position Angle at date Obs1 (Note 2)   (pos.posAng)
pa2 16 deg Position Angle at date Obs2 (Note 2)   (pos.posAng)
sep1 6.0 arcsec Separation at date Obs1 (pos.angDistance;src.orbital)
sep2 5.60 arcsec Separation at date Obs12 (pos.angDistance;src.orbital)
mag111.800 mag Magnitude of First Component (phot.mag;em.opt)
mag212.30 mag Magnitude of Second Component (phot.mag;em.opt)
SpType   Spectral Type (Primary/Secondary) (src.spType)
pmRA1 3 mas/yr Primary Proper Motion (RA) (pos.pm;pos.eq.ra)
pmDE1 -25 mas/yr Primary Proper Motion (Dec) (pos.pm;pos.eq.dec)
pmRA2 13 mas/yr Secondary Proper Motion (RA) (pos.pm;pos.eq.ra)
pmDE2 -7 mas/yr Secondary Proper Motion (Dec) (pos.pm;pos.eq.dec)
DM   Durchmusterung Number (Note 3)   (meta.id)
Notes    [B-Z ] Notes about the binary (Note 4)   (meta.note)
n_RAJ2000    [!P] indicates a position derived from WDS name (meta.note)
RAJ200019 26 50.38 "h:m:s" (i) Right Ascension J2000 (Ep=J2000, hours) (pos.eq.ra;meta.main)
DEJ2000-74 12 45.1 "d:m:s" (i) Declination J2000 (Ep=J2000, degrees) (pos.eq.dec;meta.main)
  
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