 | |
| Discovery | |
|---|---|
| Discovered by | Mayor et al. |
| Discovery site |  Paris, France |
| Discovery date | 30 June 2003 |
| Detection method | Doppler Spectroscopy |
| Orbital characteristics | |
| Apastron | 1.712 AU |
| Periastron | 2.317 AU |
| Semi-major axis | 2.03 ± 0.15 AU (304,000,000 ± 22,000,000 km) |
| Eccentricity | 0.16 ± 0.22 |
| Orbital period (sidereal) | 1003 ± 56 d |
| Average orbital speed | 22.05 km/s 21.91 km/s |
| Time of periastron | 2452261 ± 47 |
| Argument of periastron | 68 ± 17 |
| Semi-amplitude | 17.9 ± 4.6 |
| Star | HD 10647 |
| Physical characteristics | |
| Mass | 0.93 MJ |
HD 10647 b, also catalogued as q 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.
See also
References
- Butler, R. P.; et al. (2006). "Catalog of Nearby Exoplanets". The Astrophysical Journal. 646 (1): 505–522. arXiv:astro-ph/0607493. Bibcode:2006ApJ...646..505B. doi:10.1086/504701. S2CID 119067572.
External links
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