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B/wds/wds The Washington Visual Double Star Catalog (Mason+ 2001-2014)
The Washington Double Star Catalog (main part) (145660 rows)
  WDS=21145+1000
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ColumnValue  Explain   (UCD)
_RAJ200021 14 28.8100 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000+10 00 25.100 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195021 12 02.6578 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950+09 48 11.806 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon060.4926909 deg Galactic longitude at Epoch=J2000, proper motions taken into account (pos.galactic.lon)
_Glat-25.6555787 deg Galactic latitude at Epoch=J2000, proper motions taken into account (pos.galactic.lat)
129799recno 129799  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

WDS21145+1000  (i) WDS name (based on J2000 position) (meta.id;meta.main)
DiscSTT 535  Discoverer Code (1 to 4 letters) and Number (Note 5)   (meta.id)
CompAB  Components when more than 2 (Note 1)   (meta.code.multip)
Obs11852 yr Date of first satisfactory observation (time.epoch)
Obs22017 yr Date of last satisfactory observation (time.epoch)
Nobs 506  Number of Observations (up to 9999) (meta.number)
pa1 15 deg Position Angle at date Obs1 (Note 2)   (pos.posAng)
pa2206 deg Position Angle at date Obs2 (Note 2)   (pos.posAng)
sep1 0.4 arcsec Separation at date Obs1 (pos.angDistance;src.orbital)
sep2 0.30 arcsec Separation at date Obs12 (pos.angDistance;src.orbital)
mag1 5.19 mag Magnitude of First Component (phot.mag;em.opt)
mag2 5.52 mag Magnitude of Second Component (phot.mag;em.opt)
SpTypeF6V+F6V  Spectral Type (Primary/Secondary) (src.spType)
pmRA1 40 mas/yr Primary Proper Motion (RA) (pos.pm;pos.eq.ra)
pmDE1-304 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+09 4746  Durchmusterung Number (Note 3)   (meta.id)
NotesNO   [B-Z ] Notes about the binary (Note 4)   (meta.note)
n_RAJ2000    [!] indicates a position derived from WDS name (meta.note)
RAJ200021 14 28.81 "h:m:s" (i) Right Ascension J2000 (Ep=J2000, hours) (pos.eq.ra;meta.main)
DEJ2000+10 00 25.1 "d:m:s" (i) Declination J2000 (Ep=J2000, degrees) (pos.eq.dec;meta.main)
ColumnValue  Explain   (UCD)
_RAJ200021 14 28.8100 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000+10 00 25.100 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195021 12 02.6511 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950+09 48 11.757 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon060.4926909 deg Galactic longitude at Epoch=J2000, proper motions taken into account (pos.galactic.lon)
_Glat-25.6555787 deg Galactic latitude at Epoch=J2000, proper motions taken into account (pos.galactic.lat)
129800recno 129800  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

WDS21145+1000  (i) WDS name (based on J2000 position) (meta.id;meta.main)
DiscSTF2777  Discoverer Code (1 to 4 letters) and Number (Note 5)   (meta.id)
CompAB,C  Components when more than 2 (Note 1)   (meta.code.multip)
Obs11781 yr Date of first satisfactory observation (time.epoch)
Obs22016 yr Date of last satisfactory observation (time.epoch)
Nobs 91  Number of Observations (up to 9999) (meta.number)
pa1 78 deg Position Angle at date Obs1 (Note 2)   (pos.posAng)
pa2 6 deg Position Angle at date Obs2 (Note 2)   (pos.posAng)
sep1 19.5 arcsec Separation at date Obs1 (pos.angDistance;src.orbital)
sep2 76.50 arcsec Separation at date Obs12 (pos.angDistance;src.orbital)
mag1 4.54 mag Magnitude of First Component (phot.mag;em.opt)
mag210.17 mag Magnitude of Second Component (phot.mag;em.opt)
SpTypeF6V+F6V  Spectral Type (Primary/Secondary) (src.spType)
pmRA1 42 mas/yr Primary Proper Motion (RA) (pos.pm;pos.eq.ra)
pmDE1-303 mas/yr Primary Proper Motion (Dec) (pos.pm;pos.eq.dec)
pmRA2 -15 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)
NotesNL U   [B-Z ] Notes about the binary (Note 4)   (meta.note)
n_RAJ2000    [!] indicates a position derived from WDS name (meta.note)
RAJ200021 14 28.81 "h:m:s" (i) Right Ascension J2000 (Ep=J2000, hours) (pos.eq.ra;meta.main)
DEJ2000+10 00 25.1 "d:m:s" (i) Declination J2000 (Ep=J2000, degrees) (pos.eq.dec;meta.main)
  
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