HD 50554 b
| Discovery | |
|---|---|
| Discovered by | Geneva Extrasolar Planet Search |
| Discovery date | April 4, 2001[1] |
| doppler spectroscopy | |
| Orbital characteristics | |
| 2.28 ± 0.13 AU (341,000,000 ± 19,000,000 km)[2] | |
| Eccentricity | 0.444 ± 0.038[2] |
| 1224 ± 12[2] d | |
| 2450646 ± 16[2] | |
| 7.4 ± 4.3[2] | |
| Semi-amplitude | 91.5 ± 7.6[2] |
| Star | HD 50554 |
HD 50554 b is a Jupiter-sized extrasolar planet with minimum mass 4.4 times that of Jupiter. The planet was announced in 2001 by the European Southern Observatory and confirmed in 2002 using observations from the Lick and Keck telescopes.[1][3]
See also
References
- ^ a b "Exoplanets: The Hunt Continues!" (Press release). Garching, Germany: European Southern Observatory. April 4, 2001. Retrieved December 27, 2012.
- ^ a b c d e f Butler, R. P.; et al. (2006). "Catalog of Nearby Exoplanets". The Astrophysical Journal. 646 (1): 505–522. arXiv:astro-ph/0607493. Bibcode:2006ApJ...646..505B. doi:10.1086/504701.
- ^ Fischer, Debra A.; et al. (2002). "Planetary Companions to HD 136118, HD 50554, and HD 106252". Publications of the Astronomical Society of the Pacific. 114 (795): 529–535. Bibcode:2002PASP..114..529F. doi:10.1086/341677. JSTOR 10.1086/341677.
External links
- "HD 50554 b". The Extrasolar Planets Encyclopaedia.
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