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) (155005 rows)
  recno=50396
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ColumnValue  Explain   (UCD)
_RAJ200007 52 00.6300 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000-17 55 02.400 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195007 49 45.9613 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950-17 47 16.364 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon235.7877981 deg Galactic longitude at Epoch=J2000, proper motions taken into account (pos.galactic.lon)
_Glat +4.6423912 deg Galactic latitude at Epoch=J2000, proper motions taken into account (pos.galactic.lat)
50396recno 50396  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

WDS07520-1755  (i) WDS name (based on J2000 position) (meta.id;meta.main)
DiscARA 201  Discoverer Code (1 to 4 letters) and Number (Note 5)   (meta.id)
Comp   Components when more than 2 (Note 1)   (meta.code.multip)
Obs11915 yr Date of first satisfactory observation (time.epoch)
Obs22015 yr Date of last satisfactory observation (time.epoch)
Nobs 7  Number of Observations (up to 9999) (meta.number)
pa1354 deg Position Angle at date Obs1 (Note 2)   (pos.posAng)
pa2355 deg Position Angle at date Obs2 (Note 2)   (pos.posAng)
sep1 14.8 arcsec Separation at date Obs1 (pos.angDistance;src.orbital)
sep2 13.60 arcsec Separation at date Obs12 (pos.angDistance;src.orbital)
mag111.260 mag Magnitude of First Component (phot.mag;em.opt)
mag212.47 mag Magnitude of Second Component (phot.mag;em.opt)
SpType   Spectral Type (Primary/Secondary) (src.spType)
pmRA1 -5 mas/yr Primary Proper Motion (RA) (pos.pm;pos.eq.ra)
pmDE1 4 mas/yr Primary Proper Motion (Dec) (pos.pm;pos.eq.dec)
pmRA2 -2 mas/yr Secondary Proper Motion (RA) (pos.pm;pos.eq.ra)
pmDE2 -1 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)
RAJ200007 52 00.63 "h:m:s" (i) Right Ascension J2000 (Ep=J2000, hours) (pos.eq.ra;meta.main)
DEJ2000-17 55 02.4 "d:m:s" (i) Declination J2000 (Ep=J2000, degrees) (pos.eq.dec;meta.main)
  
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