HD 43691 b
| Exoplanet | List of exoplanets | |
|---|---|---|
| Parent star | ||
| Star | HD 43691 | |
| Constellation | Auriga | |
| Right ascension | (α) | 06h 19m 34.68s[1] |
| Declination | (δ) | +41° 05′ 32.3″[1] |
| Distance | 260 ± 20[1] ly (80 ± 5[1] pc) | |
| Spectral type | G0IV-V | |
| Orbital elements | ||
| Semi-major axis | (a) | 0.24 AU (36 Gm) |
| 2.6 mas | ||
| Periastron | (q) | 0.21 AU (31 Gm) |
| Apastron | (Q) | 0.27 AU (41 Gm) |
| Eccentricity | (e) | 0.14 ± 0.02 |
| Orbital period | (P) | 36.96 ± 0.02 d (0.1012 y) |
| Argument of periastron |
(ω) | 290 ± 5° |
| Time of periastron | (T0) | 2454046.6 JD |
| Semi-amplitude | (K) | 90.15 m/s |
| Physical characteristics | ||
| Minimum mass | (m sin i) | 2.49 MJ (791 M⊕) |
| Discovery information | ||
| Discovery date | July 6th, 2007 | |
| Discoverer(s) | Da Silva et al.[2] | |
| Discovery method | Doppler spectroscopy | |
| Discovery site | ELODIE planet-search program  | |
| Discovery status | Published[2] | |
| Database references | ||
| Extrasolar Planets Encyclopaedia | data | |
| SIMBAD | data | |
| Exoplanet Archive | data | |
| Open Exoplanet Catalogue | data | |
HD 43691 b is a massive jovian planet located approximately 260 light-years away[1] 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
- 1 2 3 4 5 van Leeuwen, F. (2007). "Validation of the new Hipparcos reduction". Astronomy and Astrophysics 474 (2): 653–664. arXiv:0708.1752. Bibcode:2007A&A...474..653V. doi:10.1051/0004-6361:20078357.Vizier catalog entry
- 1 2 da Silva, R.; et al. (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.
- "HD 43691". Exoplanets. Retrieved 2008-08-18.
Coordinates: 
06h 19m 34.6771s, +41° 05′ 32.302″
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