Basic data (System:1554)
| C1900.0 | : | 10585-5544
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|---|
| C2000.0 | : | 110247896-56162159
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| Comp. | :
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| Magn. | : | 8.74(V)
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| Spect. | : | S3,3
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Identifiers:
| CD -55 3814 | CPD -55 4084 | GAIADR2 5341002255937427712 | GAIADR3 5341002255937427712
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| HD 95875 | Misc Hen 4-108 | TYC 8623-1635-1
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Orbit
| Element | | Value | Std. dev.
|
|---|
| Period (d.) | : | 197.236 | 0.365
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| Periastron time (xJD-2,400,000.0) | : | 48843.35 | 91.98
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| Reference T0/epoch | : | JD
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| Eccentricity | : | 0.023 | 0.023
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| omega primary (deg.) | : | 25.86 | 25.86
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| K1 (km/s) | : | 14.21 | 2.12
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| K2 (km/s) | : | |
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| V0 (km/s) | : | 40.61 | 1.06
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| sigma residuals primary | : | 0.699
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| sigma residuals secondary | : |
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| #RV primary | : | 10
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| #RV secondary | : |
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| Grade | : | 5
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| Contributor | : | ULB
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| Status | : | PUB
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| Bibcode | : | 1998A&AS..131...25U
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| Derived quantities (on the fly, from the above quantities) |
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| a1sini (km) | : | 3.853e+07 | 5.7e+06
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| f(m) (sol.mass) | : | 0.0588147 | 0.026
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Note
The orbits published for that star in Van Eck et al. (2000, A&AS 145, 51)
and Udry et al. (1998, A&A 131, 25) should be considered as identical.
Radial velocities used in this orbit
| xJD | Rad.Vel. | O-C or error | Weight | Component | Offset | Comment
|
| -2,400,000.0 | (km/s) | (km/s) | | | (km/s) |
|
| 48643.8726 | 53.86 | 0.32 | 1.0 | a | |
|
| 48765.5589 | 34.24 | 0.29 | 1.0 | a | |
|
| 49054.7550 | 49.69 | 0.29 | 1.0 | a | |
|
| 49404.7944 | 53.65 | 0.31 | 1.0 | a | |
|
| 49409.7647 | 54.32 | 0.28 | 1.0 | a | |
|
| 49798.7582 | 51.95 | 0.30 | 1.0 | a | |
|
| 50086.8642 | 30.67 | 0.28 | 1.0 | a | |
|
| 50179.6573 | 48.64 | 0.31 | 1.0 | a | |
|
| 50275.4746 | 32.68 | 0.29 | 1.0 | a | |
|
| 50469.7977 | 34.65 | 0.29 | 1.0 | a | |
|
Plot
Encapsulated PostScript file
T. Merle
