 An artist's conception of 79 Ceti b (min mass ~0.26 MJ), an exoplanet with a mass less than Saturn | |
| Discovery[1][2] | |
|---|---|
| Discovered by | California and Carnegie Planet Search |
| Discovery site | W. M. Keck Observatory |
| Discovery date | March 29, 2000 |
| Doppler spectroscopy | |
| Orbital characteristics | |
| 0.363 ± 0.021 AU (54,300,000 ± 3,100,000 km) | |
| Eccentricity | 0.252±0.052 |
| 75.523±0.055d | |
| 2,450,338.0±3.0 | |
| 42±14 | |
| Semi-amplitude | 11.99±0.87 |
| Star | 79 Ceti |
| Physical characteristics | |
| Mass | >0.260±0.028MJ |
79 Ceti b (also known asHD 16141 b) is anextrasolar planet orbiting79 Ceti every 75days. Discovered along withHD 46375 b on March 29, 2000, it was the joint first known extrasolar planet to haveminimum mass less than the mass ofSaturn.[1][2]
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