Rho Indi b
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Discovery
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| Discovered by | Jones et al. |
| Discovery site | Australia |
| Discovery date | Sept 17, 2002 |
| Detection method | Doppler Spectroscopy |
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Designations
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| Alternate name(s) | HD 216437 b HIP 113137 b |
| Periastron | 1.727 AU |
| Apastron | 3.345 AU |
| Semi-major axis | 2.536 AU |
| Eccentricity | 0.319±0.025 |
| Orbital period | 1353±25 d (3.704 y) |
| Average orbital speed | 19.92 km/s |
| Inclination | ? |
| Angular distance | 95.698 mas |
| Longitude of periastron | 67.7±8.4° |
| Time of periastron | 2,450,605±29 JD |
| Semi-amplitude | 39.0±1.0 m/s |
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Physical characteristics
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| Mass | >2.26 MJ |
Rho Indi b is a planet that orbits around Rho Indi. Its semimajor axis is 2.54 AU placing just outside the star’s habitable zone. The planet takes 3.7 years to orbit the star. It is over twice as massive as Jupiter.
[edit] See also
[edit] References
- Jones et al.; Paul Butler, R.; Marcy, Geoffrey W.; Tinney, Chris G.; Penny, Alan J.; McCarthy, Chris; Carter, Brad D. (2002). "Extrasolar planets around HD 196050, HD 216437 and HD 160691" (abstract). Monthly Notices of the Royal Astronomical Society 337 (4): 1170–1178. arXiv:astro-ph/0206216. Bibcode 2002MNRAS.337.1170J. doi:10.1046/j.1365-8711.2002.05787.x. http://www3.interscience.wiley.com/journal/118945825/abstract.web preprint
[edit] External links
- The Extrasolar Planets Encyclopedia: HD 216437 planet entry
- Extrasolar Vision: Rho Indi planet entry
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