HD 81040 b
HD 81040 b is a massive, gas giant planet that orbits the star HD 81040. The period is just over 1000 days. It has semimajor axis of 1.94 AU. However, the orbit is extremely eccentric, little over 0.5 in value.[1]
| Discovery | |
|---|---|
| Discovered by | Sozzetti et al.[1] |
| Discovery site | Observatoire de Haute-Provence in France |
| Discovery date | November 24, 2005 |
| Doppler Spectroscopy | |
| Orbital characteristics | |
| 1.94 AU (290,000,000 km) | |
| Eccentricity | 0.526 ± 0.042 |
| 1001.7 ± 7 d | |
| 2452504 ± 12 | |
| Semi-amplitude | 168 ± 9 |
| Star | HD 81040 |
See also
References
- Sozzetti, A.; et al. (2006). "A massive planet to the young disc star HD 81040". Astronomy and Astrophysics. 449 (1): 417–424. arXiv:astro-ph/0511679. Bibcode:2006A&A...449..417S. doi:10.1051/0004-6361:20054303.
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