41 Lyncis b
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Extrasolar planet | List of extrasolar planets | |
---|---|---|
Parent star | ||
Star | 41 Lyncis | |
Constellation | Ursa Major | |
Right ascension | (α) | 09h 28m 40s |
Declination | (δ) | +45° 36′ 05″ |
Distance | 287.9 ± 26 ly (88.26 ± 8 pc) | |
Spectral type | K0III-IV | |
Orbital elements | ||
Semimajor axis | (a) | 0.81 AU |
Eccentricity | (e) | 0 |
Orbital period | (P) | 184.02 ± 0.18 d |
Time of periastron | (T0) | 2,452,335.4 ± 1.1 JD |
Physical characteristics | ||
Mass | (m) | >2.7 MJ |
Discovery information | ||
Discovery date | February 19, 2008 | |
Discoverer(s) | Sato et al. | |
Detection method | radial velocity | |
Discovery status | Published |
41 Lyncis b (also called HD 81688 b) is a gas giant exoplanet orbits the star 41 Lyncis. It has a minimum mass of 2.7 times Jupiter and an orbital period of 184 days (corresponding to semi-major axis of 0.81 AU). It was discovered and announced by Sato on February 19, 2008.