HD 81688 b is a gas giant exoplanet that orbits a K-type star. Its mass is 1.654 Jupiters, it takes 183.9 days to complete one orbit of its star, and is 0.648 AU from its star. Its discovery was announced in 2007.

PLANET TYPE
Gas Giant
DISCOVERY DATE
2007
MASS
1.654 Jupiters
PLANET RADIUS
1.2 x Jupiter
(estimate)
ORBITAL RADIUS
0.648 AU
ORBITAL PERIOD
183.9 days
ECCENTRICITY
0.04
DETECTION METHOD