HD 12661 c
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| Extrasolar planet | List of extrasolar planets | |
|---|---|---|
| Orbital elements | ||
| Semimajor axis | (a) | 2.86±0.17 AU |
| Eccentricity | (e) | 0.017±0.029 |
| Orbital period | (P) | 1679±29 d |
| Angular distance | (θ) | 69 mas |
| Longitude of periastron |
(ω) | 38° |
| Time of periastron | (T0) | 2,452,130 ±330 JD |
| Semi-amplitude | (K) | 29.27±0.88 m/s |
| Physical characteristics | ||
| Mass | (m) | >1.83±0.16 MJ |
| Discovery information | ||
| Discovery date | 2002 | |
| Discoverer(s) | Fischer et al. | |
| Detection method | Radial velocity | |
| Discovery status | Published | |
HD 12661 c is a gas giant one and a half times the size of Jupiter orbiting around HD 12661. It has an eccentric orbit which briefly brings it close to the outer edge of the star's habitable zone.
[edit] References
- Fischer et al. (2003). "A Planetary Companion to HD 40979 and Additional Planets Orbiting HD 12661 and HD 38529" ([dead link] – Scholar search). The Astrophysical Journal 586: 1394–1408. doi:.
- Butler, R. et al. (2006). "Catalog of Nearby Exoplanets". The Astrophysical Journal 646: 505 – 522. doi:. (web Preprint)
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