Basic data (System:793)
C1900.0 | : | 13493-4648
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C2000.0 | : | 135532386-47171815
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Comp. | :
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Magn. | : | 2.54(V)
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Spect. | : | B2IV
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Identifiers:
Bayer $\zeta$ Cen | CD -46 8949 | CPD -46 6560 | HD 121263
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HIP 68002
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Orbit
Element | | Value | Std. dev.
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Period (d.) | : | 8.024 |
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Periastron time (xJD-2,400,000.0) | : | 29798.46 |
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Reference T0/epoch | : | JD
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Eccentricity | : | 0.5 |
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omega primary (deg.) | : | 290. |
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K1 (km/s) | : | 110.7 |
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K2 (km/s) | : | 159.4 |
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V0 (km/s) | : | +6.5 |
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sigma residuals primary | : |
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sigma residuals secondary | : |
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#RV primary | : |
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#RV secondary | : |
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Grade | : | 2.0
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Contributor | : | DAO
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Status | : | PUB
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Bibcode | : | 1942ApJ....97..394P
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Derived quantities (on the fly, from the above quantities) |
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a1sini (km) | : | 1.0578e+07 | 0
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a2sini (km) | : | 1.52315e+07 | 0
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m1sin**3 i (sol.mass) | : | 6.30352 | 0
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m2sin**3 i (sol.mass) | : | 4.37766 | 0
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Note
Orbital elements were published by A.C. Maury (Pop. Astron., 29, 636, 1921) and
her values of P, e and omega were assumed by Popper. He estimated Delta m=0.5,
from spectrophotometric measures.
Plot
Encapsulated PostScript file
T. Merle