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) (154915 rows)
  recno=145648
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ColumnValue  Explain   (UCD)
_RAJ200022 22 04.5800 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000-34 29 20.300 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195022 19 11.3758 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950-34 44 31.247 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon010.6215963 deg Galactic longitude at Epoch=J2000, proper motions taken into account (pos.galactic.lon)
_Glat-57.2896614 deg Galactic latitude at Epoch=J2000, proper motions taken into account (pos.galactic.lat)
145648recno 145648  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

WDS22220-3431  (i) WDS name (based on J2000 position) (meta.id;meta.main)
DiscSHY 802  Discoverer Code (1 to 4 letters) and Number (Note 5)   (meta.id)
CompBC  Components when more than 2 (Note 1)   (meta.code.multip)
Obs11991 yr Date of first satisfactory observation (time.epoch)
Obs21999 yr Date of last satisfactory observation (time.epoch)
Nobs 3  Number of Observations (up to 9999) (meta.number)
pa1296 deg Position Angle at date Obs1 (Note 2)   (pos.posAng)
pa2296 deg Position Angle at date Obs2 (Note 2)   (pos.posAng)
sep1999.9 arcsec Separation at date Obs1 (pos.angDistance;src.orbital)
sep2999.90 arcsec Separation at date Obs12 (pos.angDistance;src.orbital)
mag1 7.470 mag Magnitude of First Component (phot.mag;em.opt)
mag2 6.41 mag Magnitude of Second Component (phot.mag;em.opt)
SpTypeF2+A2III  Spectral Type (Primary/Secondary) (src.spType)
pmRA1 13 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 25 mas/yr Secondary Proper Motion (Dec) (pos.pm;pos.eq.dec)
DM   Durchmusterung Number (Note 3)   (meta.id)
NotesNV   [B-Z ] Notes about the binary (Note 4)   (meta.note)
n_RAJ2000    [!P] indicates a position derived from WDS name (meta.note)
RAJ200022 22 04.58 "h:m:s" (i) Right Ascension J2000 (Ep=J2000, hours) (pos.eq.ra;meta.main)
DEJ2000-34 29 20.3 "d:m:s" (i) Declination J2000 (Ep=J2000, degrees) (pos.eq.dec;meta.main)
  
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