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Extrasolar planet in the constellation Sextans From Wikipedia, the free encyclopedia
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 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]
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 |
5.60 d | |
2,454,637.7 ± 1.6 | |
30 ± 100 | |
Semi-amplitude | 6.5 ± 1.0 |
Star | BD-08°2823 |
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