41_Lyncis_b
41 Lyncis b
Extrasolar planet orbiting the star 41 Lyncis
41 Lyncis b (abbreviated 41 Lyn b), also designated HD 81688 b and named Arkas /ˈɑːrkəs/,[2] is an extrasolar planet approximately 280 light-years from Earth in the constellation of Ursa Major.
A gas giant with a minimum mass 2.7 times that of Jupiter, it orbits the K-type star 41 Lyncis with an orbital period of 184 days (corresponding to a semi-major axis of 0.81 AU). It was discovered and announced by Bun'ei Sato on February 19, 2008.[1]