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B/wds/wds The Washington Visual Double Star Catalog (Mason+ 2001-2013)
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The Washington Double Star Catalog (main part) (125672 rows) 		  WDS===19307+2758
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ColumnValue  Explain   (UCD)
_RAJ200019 30 43.29 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (computed by VizieR, not part of the original data) (pos.eq.ra)
_DEJ2000+27 57 34.9 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (computed by VizieR, not part of the original data) (pos.eq.dec)
_RAB195019 28 42.22 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (computed by VizieR, not part of the original data) (pos.eq.ra)
_DEB1950+27 51 12.6 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (computed by VizieR, not part of the original data) (pos.eq.dec)
_Glon062.1097 deg Galactic longitude at Epoch=J2000, proper motions taken into account (computed by VizieR, not part of the original data) (pos.galactic.lon)
_Glat +4.5715 deg Galactic latitude at Epoch=J2000, proper motions taken into account (computed by VizieR, not part of the original data) (pos.galactic.lat)
WDS19307+2758  WDS name (based on J2000 position) (meta.id;meta.main)
DiscBNU 10  Discoverer Code (1 to 4 letters) and Number (Note 5)   (meta.id)
CompAa,Ab  Components when more than 2 (Note 1)   (meta.code.multip)
Obs11978 yr Date of first satisfactory observation (time.epoch)
Obs21995 yr Date of last satisfactory observation (time.epoch)
Nobs 2  Number of Observations (up to 9999) (meta.number)
pa1163 deg Position Angle at date Obs1 (Note 2)   (pos.posAng)
pa2160 deg Position Angle at date Obs2 (Note 2)   (pos.posAng)
sep1 0.1 arcsec Separation at date Obs1 (pos.angDistance;src.orbital)
sep2 0.00 arcsec Separation at date Obs12 (pos.angDistance;src.orbital)
mag1 3.37 mag Magnitude of First Component (phot.mag;em.opt)
mag2 5.00 mag Magnitude of Second Component (phot.mag;em.opt)
SpTypeK3II  Spectral Type (Primary/Secondary) (src.spType)
pmRA1 -2 mas/yr Primary Proper Motion (RA) (pos.pm;pos.eq.ra)
pmDE1 -1 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+27 3410  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)
RAJ200019 30 43.29 "h:m:s" Right Ascension J2000 (Ep=J2000, hours) (pos.eq.ra;meta.main)
DEJ2000+27 57 34.9 "d:m:s" Declination J2000 (Ep=J2000, degrees) (pos.eq.dec;meta.main)
ColumnValue  Explain   (UCD)
_RAJ200019 30 43.29 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (computed by VizieR, not part of the original data) (pos.eq.ra)
_DEJ2000+27 57 34.9 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (computed by VizieR, not part of the original data) (pos.eq.dec)
_RAB195019 28 42.22 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (computed by VizieR, not part of the original data) (pos.eq.ra)
_DEB1950+27 51 12.6 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (computed by VizieR, not part of the original data) (pos.eq.dec)
_Glon062.1097 deg Galactic longitude at Epoch=J2000, proper motions taken into account (computed by VizieR, not part of the original data) (pos.galactic.lon)
_Glat +4.5715 deg Galactic latitude at Epoch=J2000, proper motions taken into account (computed by VizieR, not part of the original data) (pos.galactic.lat)
WDS19307+2758  WDS name (based on J2000 position) (meta.id;meta.main)
DiscMCA 55  Discoverer Code (1 to 4 letters) and Number (Note 5)   (meta.id)
CompAa,Ac  Components when more than 2 (Note 1)   (meta.code.multip)
Obs11976 yr Date of first satisfactory observation (time.epoch)
Obs22008 yr Date of last satisfactory observation (time.epoch)
Nobs 58  Number of Observations (up to 9999) (meta.number)
pa1186 deg Position Angle at date Obs1 (Note 2)   (pos.posAng)
pa2101 deg Position Angle at date Obs2 (Note 2)   (pos.posAng)
sep1 0.4 arcsec Separation at date Obs1 (pos.angDistance;src.orbital)
sep2 0.40 arcsec Separation at date Obs12 (pos.angDistance;src.orbital)
mag1 3.37 mag Magnitude of First Component (phot.mag;em.opt)
mag2 5.16 mag Magnitude of Second Component (phot.mag;em.opt)
SpTypeK3III B0V  Spectral Type (Primary/Secondary) (src.spType)
pmRA1 -2 mas/yr Primary Proper Motion (RA) (pos.pm;pos.eq.ra)
pmDE1 -1 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+27 3410  Durchmusterung Number (Note 3)   (meta.id)
NotesNOD   [B-Z ] Notes about the binary (Note 4)   (meta.note)
n_RAJ2000    [!] indicates a position derived from WDS name (meta.note)
RAJ200019 30 43.29 "h:m:s" Right Ascension J2000 (Ep=J2000, hours) (pos.eq.ra;meta.main)
DEJ2000+27 57 34.9 "d:m:s" Declination J2000 (Ep=J2000, degrees) (pos.eq.dec;meta.main)
ColumnValue  Explain   (UCD)
_RAJ200019 30 43.29 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (computed by VizieR, not part of the original data) (pos.eq.ra)
_DEJ2000+27 57 34.9 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (computed by VizieR, not part of the original data) (pos.eq.dec)
_RAB195019 28 42.22 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (computed by VizieR, not part of the original data) (pos.eq.ra)
_DEB1950+27 51 12.6 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (computed by VizieR, not part of the original data) (pos.eq.dec)
_Glon062.1097 deg Galactic longitude at Epoch=J2000, proper motions taken into account (computed by VizieR, not part of the original data) (pos.galactic.lon)
_Glat +4.5715 deg Galactic latitude at Epoch=J2000, proper motions taken into account (computed by VizieR, not part of the original data) (pos.galactic.lat)
WDS19307+2758  WDS name (based on J2000 position) (meta.id;meta.main)
DiscSTFA 43  Discoverer Code (1 to 4 letters) and Number (Note 5)   (meta.id)
CompAB  Components when more than 2 (Note 1)   (meta.code.multip)
Obs11755 yr Date of first satisfactory observation (time.epoch)
Obs22012 yr Date of last satisfactory observation (time.epoch)
Nobs 268  Number of Observations (up to 9999) (meta.number)
pa1 58 deg Position Angle at date Obs1 (Note 2)   (pos.posAng)
pa2 55 deg Position Angle at date Obs2 (Note 2)   (pos.posAng)
sep1 34.2 arcsec Separation at date Obs1 (pos.angDistance;src.orbital)
sep2 35.40 arcsec Separation at date Obs12 (pos.angDistance;src.orbital)
mag1 3.19 mag Magnitude of First Component (phot.mag;em.opt)
mag2 4.68 mag Magnitude of Second Component (phot.mag;em.opt)
SpType   Spectral Type (Primary/Secondary) (src.spType)
pmRA1 -2 mas/yr Primary Proper Motion (RA) (pos.pm;pos.eq.ra)
pmDE1 -1 mas/yr Primary Proper Motion (Dec) (pos.pm;pos.eq.dec)
pmRA2 -1 mas/yr Secondary Proper Motion (RA) (pos.pm;pos.eq.ra)
pmDE2 -2 mas/yr Secondary Proper Motion (Dec) (pos.pm;pos.eq.dec)
DM   Durchmusterung Number (Note 3)   (meta.id)
NotesNZD   [B-Z ] Notes about the binary (Note 4)   (meta.note)
n_RAJ2000    [!] indicates a position derived from WDS name (meta.note)
RAJ200019 30 43.29 "h:m:s" Right Ascension J2000 (Ep=J2000, hours) (pos.eq.ra;meta.main)
DEJ2000+27 57 34.9 "d:m:s" Declination J2000 (Ep=J2000, degrees) (pos.eq.dec;meta.main)
ColumnValue  Explain   (UCD)
_RAJ200019 30 43.29 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (computed by VizieR, not part of the original data) (pos.eq.ra)
_DEJ2000+27 57 34.9 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (computed by VizieR, not part of the original data) (pos.eq.dec)
_RAB195019 28 42.22 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (computed by VizieR, not part of the original data) (pos.eq.ra)
_DEB1950+27 51 12.6 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (computed by VizieR, not part of the original data) (pos.eq.dec)
_Glon062.1097 deg Galactic longitude at Epoch=J2000, proper motions taken into account (computed by VizieR, not part of the original data) (pos.galactic.lon)
_Glat +4.5715 deg Galactic latitude at Epoch=J2000, proper motions taken into account (computed by VizieR, not part of the original data) (pos.galactic.lat)
WDS19307+2758  WDS name (based on J2000 position) (meta.id;meta.main)
DiscWAL 114  Discoverer Code (1 to 4 letters) and Number (Note 5)   (meta.id)
CompAC  Components when more than 2 (Note 1)   (meta.code.multip)
Obs11944 yr Date of first satisfactory observation (time.epoch)
Obs22012 yr Date of last satisfactory observation (time.epoch)
Nobs 5  Number of Observations (up to 9999) (meta.number)
pa1340 deg Position Angle at date Obs1 (Note 2)   (pos.posAng)
pa2340 deg Position Angle at date Obs2 (Note 2)   (pos.posAng)
sep1 50.0 arcsec Separation at date Obs1 (pos.angDistance;src.orbital)
sep2 67.20 arcsec Separation at date Obs12 (pos.angDistance;src.orbital)
mag1 3.19 mag Magnitude of First Component (phot.mag;em.opt)
mag210.99 mag Magnitude of Second Component (phot.mag;em.opt)
SpType   Spectral Type (Primary/Secondary) (src.spType)
pmRA1 -2 mas/yr Primary Proper Motion (RA) (pos.pm;pos.eq.ra)
pmDE1 -1 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   Durchmusterung Number (Note 3)   (meta.id)
NotesN D   [B-Z ] Notes about the binary (Note 4)   (meta.note)
n_RAJ2000    [!] indicates a position derived from WDS name (meta.note)
RAJ200019 30 43.29 "h:m:s" Right Ascension J2000 (Ep=J2000, hours) (pos.eq.ra;meta.main)
DEJ2000+27 57 34.9 "d:m:s" Declination J2000 (Ep=J2000, degrees) (pos.eq.dec;meta.main)
ColumnValue  Explain   (UCD)
_RAJ200019 30 43.29 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (computed by VizieR, not part of the original data) (pos.eq.ra)
_DEJ2000+27 57 34.9 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (computed by VizieR, not part of the original data) (pos.eq.dec)
_RAB195019 28 42.22 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (computed by VizieR, not part of the original data) (pos.eq.ra)
_DEB1950+27 51 12.6 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (computed by VizieR, not part of the original data) (pos.eq.dec)
_Glon062.1097 deg Galactic longitude at Epoch=J2000, proper motions taken into account (computed by VizieR, not part of the original data) (pos.galactic.lon)
_Glat +4.5715 deg Galactic latitude at Epoch=J2000, proper motions taken into account (computed by VizieR, not part of the original data) (pos.galactic.lat)
WDS19307+2758  WDS name (based on J2000 position) (meta.id;meta.main)
DiscCTT 17  Discoverer Code (1 to 4 letters) and Number (Note 5)   (meta.id)
CompAD  Components when more than 2 (Note 1)   (meta.code.multip)
Obs11894 yr Date of first satisfactory observation (time.epoch)
Obs22012 yr Date of last satisfactory observation (time.epoch)
Nobs 5  Number of Observations (up to 9999) (meta.number)
pa1 33 deg Position Angle at date Obs1 (Note 2)   (pos.posAng)
pa2 32 deg Position Angle at date Obs2 (Note 2)   (pos.posAng)
sep1107.9 arcsec Separation at date Obs1 (pos.angDistance;src.orbital)
sep2108.50 arcsec Separation at date Obs12 (pos.angDistance;src.orbital)
mag1 3.20 mag Magnitude of First Component (phot.mag;em.opt)
mag211.00 mag Magnitude of Second Component (phot.mag;em.opt)
SpType   Spectral Type (Primary/Secondary) (src.spType)
pmRA1 -2 mas/yr Primary Proper Motion (RA) (pos.pm;pos.eq.ra)
pmDE1 -1 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   Durchmusterung Number (Note 3)   (meta.id)
NotesN D   [B-Z ] Notes about the binary (Note 4)   (meta.note)
n_RAJ2000    [!] indicates a position derived from WDS name (meta.note)
RAJ200019 30 43.29 "h:m:s" Right Ascension J2000 (Ep=J2000, hours) (pos.eq.ra;meta.main)
DEJ2000+27 57 34.9 "d:m:s" Declination J2000 (Ep=J2000, degrees) (pos.eq.dec;meta.main)
ColumnValue  Explain   (UCD)
_RAJ200019 30 43.29 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (computed by VizieR, not part of the original data) (pos.eq.ra)
_DEJ2000+27 57 34.9 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (computed by VizieR, not part of the original data) (pos.eq.dec)
_RAB195019 28 42.22 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (computed by VizieR, not part of the original data) (pos.eq.ra)
_DEB1950+27 51 12.6 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (computed by VizieR, not part of the original data) (pos.eq.dec)
_Glon062.1097 deg Galactic longitude at Epoch=J2000, proper motions taken into account (computed by VizieR, not part of the original data) (pos.galactic.lon)
_Glat +4.5715 deg Galactic latitude at Epoch=J2000, proper motions taken into account (computed by VizieR, not part of the original data) (pos.galactic.lat)
WDS19307+2758  WDS name (based on J2000 position) (meta.id;meta.main)
DiscCTT 18  Discoverer Code (1 to 4 letters) and Number (Note 5)   (meta.id)
CompAE  Components when more than 2 (Note 1)   (meta.code.multip)
Obs11894 yr Date of first satisfactory observation (time.epoch)
Obs22012 yr Date of last satisfactory observation (time.epoch)
Nobs 5  Number of Observations (up to 9999) (meta.number)
pa1207 deg Position Angle at date Obs1 (Note 2)   (pos.posAng)
pa2206 deg Position Angle at date Obs2 (Note 2)   (pos.posAng)
sep1 76.6 arcsec Separation at date Obs1 (pos.angDistance;src.orbital)
sep2 76.70 arcsec Separation at date Obs12 (pos.angDistance;src.orbital)
mag1 3.20 mag Magnitude of First Component (phot.mag;em.opt)
mag211.00 mag Magnitude of Second Component (phot.mag;em.opt)
SpType   Spectral Type (Primary/Secondary) (src.spType)
pmRA1 -2 mas/yr Primary Proper Motion (RA) (pos.pm;pos.eq.ra)
pmDE1 -1 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   Durchmusterung Number (Note 3)   (meta.id)
NotesN D   [B-Z ] Notes about the binary (Note 4)   (meta.note)
n_RAJ2000    [!] indicates a position derived from WDS name (meta.note)
RAJ200019 30 43.29 "h:m:s" Right Ascension J2000 (Ep=J2000, hours) (pos.eq.ra;meta.main)
DEJ2000+27 57 34.9 "d:m:s" Declination J2000 (Ep=J2000, degrees) (pos.eq.dec;meta.main)
ColumnValue  Explain   (UCD)
_RAJ200019 30 45.40 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (computed by VizieR, not part of the original data) (pos.eq.ra)
_DEJ2000+27 57 55.0 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (computed by VizieR, not part of the original data) (pos.eq.dec)
_RAB195019 28 44.34 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (computed by VizieR, not part of the original data) (pos.eq.ra)
_DEB1950+27 51 32.5 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (computed by VizieR, not part of the original data) (pos.eq.dec)
_Glon062.1183 deg Galactic longitude at Epoch=J2000, proper motions taken into account (computed by VizieR, not part of the original data) (pos.galactic.lon)
_Glat +4.5673 deg Galactic latitude at Epoch=J2000, proper motions taken into account (computed by VizieR, not part of the original data) (pos.galactic.lat)
WDS19307+2758  WDS name (based on J2000 position) (meta.id;meta.main)
DiscRBR 12  Discoverer Code (1 to 4 letters) and Number (Note 5)   (meta.id)
CompBa,Bb  Components when more than 2 (Note 1)   (meta.code.multip)
Obs12002 yr Date of first satisfactory observation (time.epoch)
Obs22002 yr Date of last satisfactory observation (time.epoch)
Nobs 1  Number of Observations (up to 9999) (meta.number)
pa1108 deg Position Angle at date Obs1 (Note 2)   (pos.posAng)
pa2108 deg Position Angle at date Obs2 (Note 2)   (pos.posAng)
sep1 0.4 arcsec Separation at date Obs1 (pos.angDistance;src.orbital)
sep2 0.40 arcsec Separation at date Obs12 (pos.angDistance;src.orbital)
mag1 5.10 mag Magnitude of First Component (phot.mag;em.opt)
mag2 9.20 mag Magnitude of Second Component (phot.mag;em.opt)
SpTypeB8V G4V  Spectral Type (Primary/Secondary) (src.spType)
pmRA1 -2 mas/yr Primary Proper Motion (RA) (pos.pm;pos.eq.ra)
pmDE1 -1 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+27 3411  Durchmusterung Number (Note 3)   (meta.id)
NotesNXD   [B-Z ] Notes about the binary (Note 4)   (meta.note)
n_RAJ2000    [!] indicates a position derived from WDS name (meta.note)
RAJ200019 30 45.40 "h:m:s" Right Ascension J2000 (Ep=J2000, hours) (pos.eq.ra;meta.main)
DEJ2000+27 57 55.0 "d:m:s" Declination J2000 (Ep=J2000, degrees) (pos.eq.dec;meta.main)
  
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