HD 159868 b
HD 159868 b is an extrasolar planet that orbits HD 159868. It is a jovian planet. The orbit is extremely eccentric at the average distance of 2 AU. The orbital distance ranges from as close as 0.62 AU to as far as 3.38 AU.[1]
| Discovery | |
|---|---|
| Discovered by | O'Toole et al. |
| Discovery date | February 9, 2007 |
| radial velocity | |
| Orbital characteristics | |
| 2 ± 0.3 AU (299,000,000 ± 45,000,000 km) | |
| Eccentricity | 0.69 ± 0.02 |
| 986 ± 9 d | |
| 2,450,700 ± 9 | |
| 97 ± 3 | |
| Semi-amplitude | 43.3 ± 2 |
| Physical characteristics | |
| Mass | ≥ 1.7 ± 0.3 MJ |
See also
References
- O'Toole, Simon J.; et al. (2007). "New Planets around Three G Dwarfs". The Astrophysical Journal. 660 (2): 1636–1641. arXiv:astro-ph/0702213. Bibcode:2007ApJ...660.1636O. doi:10.1086/513563.
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