VizieR

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VizieR

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J/A+A/546/A69/table1 Orbits of visual binaries and dynamical masses (Malkov+, 2012)
*Orbit list (3139 rows)
  recno=2818
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ColumnValue  Explain   (UCD)
_RAJ200021 39 31.5300 "h:m:s" Right ascension (FK5, Equinox=J2000.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.ra)
_DEJ2000-00 03 04.000 "d:m:s" Declination (FK5, Equinox=J2000.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.dec)
_RAB195021 36 57.6349 "h:m:s" Right ascension (FK4, Equinox=B1950.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.ra)
_DEB1950-00 16 40.418 "d:m:s" Declination (FK4, Equinox=B1950.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.dec)
_Glon055.2165496 deg Galactic longitude (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.galactic.lon)
_Glat-36.5966174 deg Galactic latitude (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.galactic.lat)
2818recno 2818  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)
M   M indicates that mass estimates are given in table2 (meta.ref.url)

WDS21395-0003  (i) WDS designation (HHMMm+DDMM, J2000) (meta.id;meta.main)
DiscBU 1212AB  Discoverer designation (meta.id)
HIP106942   Hipparcos number (meta.id)
ADS15176   ADS number (meta.id)
Np1  Number of pairs in system (meta.number)
ip1  Current number of pair (meta.id)
No2  Number of orbits per pair (meta.number)
io1  Current number of orbit (meta.id)
mag1 6.94 mag Visual magnitude of primary component (Note G1)   (phot.mag;em.opt.V)
mag2 8.44 mag Visual magnitude of secondary component (Note G1)   (phot.mag;em.opt.V)
SpTypeF6V  Spectral type(s) (Note G1)   (src.spType)
plx 22.74 mas Trigonometric parallax (Note G2)   (pos.parallax.trig)
e_plx 0.81 mas Uncertainty of trigonometric parallax (Note G2)   (stat.error;pos.parallax)
Ext 0.063 mag Interstellar extinction (Note G3)   (phys.absorption)
Per 48.650000 yr Period (time.period)
e_Per  yr Uncertainty of period (stat.error)
a 0.4480 arcsec Semi-major axis of orbit (phys.angSize.smajAxis;src.orbital)
e_a  arcsec Uncertainty of semi-major axis (stat.error)
e 0.8680   Eccentricity of orbit (src.orbital.eccentricity)
e_e    Uncertainty of eccentricity (stat.error)
Gr12   [1/9] Orbit quality grade in ORB6 (meta.code.qual)
Gr2A   [A-C] Orbit quality grade in OARMAC (meta.code.qual)
note1n   [n] Note in ORB6 flag (meta.note)
note22  Comment in OARMAC flag (meta.note)
eb    [E] Eclipsing binary flag (meta.code)
sbS   [S] Spectroscopic binary flag (meta.code)

SimbadSimbad  ask the Simbad data-base about this object (meta.ref.url)
_RA324.88137 deg (i) Positions, from Simbad and WDS (B/wds) (right ascension part) (pos.eq.ra;meta.main)
_DE-00.05111 deg (i) Positions, from Simbad and WDS (B/wds) (declination part) (pos.eq.dec;meta.main)
  
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