HD 10647 b
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| Extrasolar planet | List of extrasolar planets | |
|---|---|---|
| Parent star | ||
| Star | HD 10647 | |
| Constellation | Eridanus | |
| Right ascension | (α) | 1h 42m 29.32s |
| Declination | (δ) | −53° 44′ 27.00″ |
| Distance | 56.57 ly (17.35 pc) | |
| Spectral type | F9V | |
| Orbital elements | ||
| Semimajor axis | (a) | 2.03±0.15 AU |
| Eccentricity | (e) | 0.16±0.22 |
| Orbital period | (P) | 1003±56 d |
| Angular distance | (θ) | 121 mas |
| Longitude of periastron |
(ω) | 68±17° |
| Time of periastron | (T0) | 2452261±47 JD |
| Semi-amplitude | (K) | 17.9±4.6 m/s |
| Physical characteristics | ||
| Mass | (m) | >0.93±0.18 MJ |
| Radius | (r) | ~0.988 RJ |
| Temperature | (T) | ~194 K |
| Discovery information | ||
| Discovery date | 30 June 2003 | |
| Discoverer(s) | Mayor et al. | |
| Detection method | Doppler Spectroscopy | |
| Discovery site |  France |
|
| Discovery status | Likely | |
| Other designations | ||
|
q1 Eridani b
|
||
HD 10647 b, also cataloged as q1 Eridani b, is an extrasolar planet approximately 57 light-years away in the constellation of Eridanus (the River). The planet is a mid-Jovian that orbits 103% farther from the star than Earth to the Sun. It takes about 33 months to orbit with semi-amplitude of 17.9 m/s.
[edit] See also
[edit] References
- Butler et al. (2006). "Catalog of Nearby Exoplanets". The Astrophysical Journal 646 (1): 505 – 522. doi:. (web Preprint)
[edit] External links
- HD 10647 b. The Extrasolar Planets Encyclopaedia. Retrieved on 2008-06-12.
- q1 Eridani b. Extrasolar Visions. Retrieved on 2008-06-12.
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