Astronomy:BD-08°2823 b
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Short description: Extrasolar planet in the constellation Sextans
| Discovery | |
|---|---|
| Discovered by | Hebrard et al. |
| Discovery site | La Silla Observatory |
| Discovery date | October 19, 2009 |
| Radial velocity (HARPS) | |
| Orbital characteristics | |
| 0.056 AU (8.4 million km) | |
| Eccentricity | 0.15 |
| Orbital period | 5.60 d |
| astron|astron|helion}} | 2,454,637.7 ± 1.6 |
| 30 ± 100 | |
| Semi-amplitude | 6.5 ± 1.0 |
| Star | BD-08°2823 |
BD-08°2823 b (also known as HIP 49067 b) is an extrasolar planet which orbits the K-type main-sequence star BD-08°2823, located approximately 135 light-years away in the constellation Sextans. This planet has at least 14 times the mass of Earth and takes four fifths of a week to orbit the star at a semi-major axis of 0.056 astronomical unit|AU. This planet is classified as a hot Neptune. This planet was detected by High Accuracy Radial Velocity Planet Searcher (HARPS) on October 19, 2009, together with 29 other planets, including BD-08°2823 c.[1]
References
- ↑ Hébrard, G. et al. (2010). "The HARPS search for southern extra-solar planets XX. Planets around the active star BD -08°2823". Astronomy and Astrophysics 512: A46. doi:10.1051/0004-6361/200913525. Bibcode: 2010A&A...512A..46H. https://www.aanda.org/articles/aa/full_html/2010/04/aa13525-09/aa13525-09.html.
Coordinates: 
10h 00m 47.7213s, −09° 31′ 00.046″
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