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) (154792 rows)
  recno=14541
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ColumnValue  Explain   (UCD)
_RAJ200002 50 41.8100 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000+55 53 43.800 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195002 47 01.9318 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950+55 41 22.439 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon139.1449345 deg Galactic longitude at Epoch=J2000, proper motions taken into account (pos.galactic.lon)
_Glat -3.1761825 deg Galactic latitude at Epoch=J2000, proper motions taken into account (pos.galactic.lat)
14541recno 14541  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

WDS02507+5554  (i) WDS name (based on J2000 position) (meta.id;meta.main)
DiscSHJ 34  Discoverer Code (1 to 4 letters) and Number (Note 5)   (meta.id)
CompAE  Components when more than 2 (Note 1)   (meta.code.multip)
Obs11925 yr Date of first satisfactory observation (time.epoch)
Obs22012 yr Date of last satisfactory observation (time.epoch)
Nobs 8  Number of Observations (up to 9999) (meta.number)
pa1296 deg Position Angle at date Obs1 (Note 2)   (pos.posAng)
pa2297 deg Position Angle at date Obs2 (Note 2)   (pos.posAng)
sep1239.0 arcsec Separation at date Obs1 (pos.angDistance;src.orbital)
sep2242.90 arcsec Separation at date Obs12 (pos.angDistance;src.orbital)
mag1 3.760 mag Magnitude of First Component (phot.mag;em.opt)
mag2 9.24 mag Magnitude of Second Component (phot.mag;em.opt)
SpTypeM3Ib-IIa  Spectral Type (Primary/Secondary) (src.spType)
pmRA1 16 mas/yr Primary Proper Motion (RA) (pos.pm;pos.eq.ra)
pmDE1 -14 mas/yr Primary Proper Motion (Dec) (pos.pm;pos.eq.dec)
pmRA2 -7 mas/yr Secondary Proper Motion (RA) (pos.pm;pos.eq.ra)
pmDE2 3 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)
RAJ200002 50 41.81 "h:m:s" (i) Right Ascension J2000 (Ep=J2000, hours) (pos.eq.ra;meta.main)
DEJ2000+55 53 43.8 "d:m:s" (i) Declination J2000 (Ep=J2000, degrees) (pos.eq.dec;meta.main)
  
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