| Discovery | |
|---|---|
| Discovered by | Da Silva et al. |
| Discovery site | ELODIE planet-search program  |
| Discovery date | July 6th, 2007 |
| Detection method | Doppler spectroscopy |
| Orbital characteristics | |
| Semi-major axis | 0.238±0.015 AU |
| Eccentricity | 0.0796±0.0067 |
| Orbital period (sidereal) | 36.9987±0.0011 d |
| Time of periastron | 2463048.04±0.49 |
| Argument of periastron | 292.7±4.8 |
| Semi-amplitude | 130.06±0.84 |
| Star | HD 43691 |
HD 43691 b is a massive jovian planet located approximately 280 light-years away in the constellation of Auriga. Because the inclination is unknown, only the minimum mass is known. The planet orbits close to the star, closer than Mercury to the Sun.
References
- da Silva, Ronaldo; Udry, Stéphane; Bouchy, François; Moutou, Claire; Mayor, Michel; Beuzit, Jean-Luc; Bonfils, Xavier; Delfosse, Xavier; Desort, Morgan; Forveille, Thierry; Galland, Franck; Hébrard, Guillaume; Lagrange, Anne-Marie; Loeillet, Benoit; Lovis, Christophe; Pepe, Francesco; Perrier, Christian; Pont, Frédéric; Queloz, Didier; Santos, Nuno C.; Ségransan, Damien; Sivan, Jean-Pierre; Vidal-Madjar, Alfred; Zucker, Shay (October 2007). "ELODIE metallicity-biased search for transiting Hot Jupiters IV. Intermediate period planets orbiting the stars HD 43691 and HD 132406". Astronomy and Astrophysics. 473 (1): 323–328. arXiv:0707.0958. Bibcode:2007A&A...473..323D. doi:10.1051/0004-6361:20077314. S2CID 18805775.
- ^ Ment, Kristo; et al. (2018). "Radial Velocities from the N2K Project: Six New Cold Gas Giant Planets Orbiting HD 55696, HD 98736, HD 148164, HD 203473, and HD 211810". The Astronomical Journal. 156 (5). 213. arXiv:1809.01228. Bibcode:2018AJ....156..213M. doi:10.3847/1538-3881/aae1f5. S2CID 119243619.
- "HD 43691". Exoplanets. Archived from the original on 2009-11-25. Retrieved 2008-08-18.
 | This extrasolar-planet-related article is a stub. You can help Misplaced Pages by expanding it. |