| Discovery | |
|---|---|
| Discovered by | Tamuz et al. |
| Discovery site | La Silla Observatory |
| Discovery date | Oct 26, 2007 |
| Detection method | radial velocity |
| Orbital characteristics | |
| Semi-major axis | 1.28 AU (191,000,000 km) |
| Eccentricity | 0.903±0.005 |
| Orbital period (sidereal) | 526.62±0.3 d 1.4418 y |
| Time of periastron | 2453778±0.2 |
| Argument of periastron | -42.3±1.9 |
| Semi-amplitude | 37.8 |
| Star | HD 4113 A |
HD 4113 A b is a jovian planet located approximately 137 light-years away in the constellation of Sculptor, orbiting a star in the binary system HD 4113 A. This planet has a very eccentric orbit with a 527-day period at 1.28 AU from the parent star. At periastron, the distance is 0.124 AU and at apastron, the distance is 2.44 AU.
See also
References
- Tamuz, O.; et al. (2008). "The CORALIE survey for southern extra-solar planets XV. Discovery of two eccentric planets orbiting HD 4113 and HD 156846". Astronomy and Astrophysics. 480 (3): L33 – L36. arXiv:0710.5028. Bibcode:2008A&A...480L..33T. doi:10.1051/0004-6361:20078737. S2CID 11350536.
External links
- "Notes for planet HD 4113 A b". Extrasolar Planets Encyclopaedia. Retrieved 2023-12-20.
- "HD 4113". Exoplanets. Archived from the original on 2010-03-17. Retrieved 2008-08-24.
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