Astronomy:HD 82943 c
From HandWiki
| Discovery | |
|---|---|
| Discovered by | Mayor, Udry et al. |
| Discovery site |  France |
| Discovery date | 2001 |
| Doppler spectroscopy | |
| Orbital characteristics | |
| 0.746 AU (111,600,000 km) | |
| Eccentricity | 0.359 |
| Orbital period | 219 d |
| astron|astron|helion}} | 1189.3 |
| 127 | |
| Semi-amplitude | 41.7 ± 0.91 |
| Star | HD 82943 |
HD 82943 c is an extrasolar planet approximately 89 light-years away in the constellation of Hydra. The planet was announced in 2001 to be orbiting the yellow dwarf star HD 82943.[1] The planet is the innermost planet of two.[2]
See also
References
- ↑ "Exoplanets: The Hunt Continues!" (Press release). Garching, Germany: European Southern Observatory. April 4, 2001. Retrieved December 27, 2012.
- ↑ Mayor, M. et al. (2004). "The CORALIE survey for southern extra-solar planets XII. Orbital solutions for 16 extra-solar planets discovered with CORALIE". Astronomy and Astrophysics 415 (1): 391–402. doi:10.1051/0004-6361:20034250. Bibcode: 2004A&A...415..391M. http://www.aanda.org/articles/aa/full/2004/07/aa0250/aa0250.html.
External links
- "Notes for planet HD 82943 c". Extrasolar Planets Encyclopaedia. https://exoplanet.eu/catalog/hd_82943_c--52/. Retrieved 2008-07-15.
- "The Harsh Destiny of a Planet?". European Southern Observatory. 2001-05-09. Archived from the original on 2008-05-07. https://web.archive.org/web/20080507074309/http://www.eso.org/public/outreach/press-rel/pr-2001/pr-10-01.html. Retrieved 2008-07-15.
Coordinates: 
09h 34m 50.736s, −12° 07′ 46.365″
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