HD 72659 b
HD 72659 b is a superjovian exoplanet[1] massing at least 3.3 MJ orbiting at 4.77 AU from the star taking 3630 days to orbit. The orbital distance range from 3.49 AU to 6.05 AU with orbital eccentricity of 0.269.
| Discovery | |
|---|---|
| Discovered by | Butler, Marcy, Vogt, and Fischer |
| Discovery site | Keck Observatory, Hawaii, United States |
| Discovery date | 13 June 2002 |
| Doppler spectroscopy | |
| Orbital characteristics | |
| Apastron | 6.05 AU (905,000,000 km) |
| Periastron | 3.49 AU (522,000,000 km) |
| 4.77 AU (714,000,000 km) | |
| Eccentricity | 0.269±0.038 |
| 3630±230 d 9.94 y | |
Average orbital speed | 14.3 |
| 2451678±89 | |
| 258±13 | |
| Semi-amplitude | 42.5±1.2 |
| Star | HD 72659 |
| Physical characteristics | |
| Mass | >3.30±0.18 MJ (>1050 M⊕) |
See also
References
- Butler, R. Paul; et al. (2003). "Seven New Keck Planets Orbiting G and K Dwarfs". The Astrophysical Journal. 582 (1): 455–466. Bibcode:2003ApJ...582..455B. CiteSeerX 10.1.1.7.6988. doi:10.1086/344570.
External links
- "HD 72659". Exoplanets. Archived from the original on 2009-11-25. Retrieved 2008-10-31.
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