HD 9446 b is a gas giant exoplanet that orbits a G-type star. Its mass is 0.7 Jupiters, it takes 30.1 days to complete one orbit of its star, and is 0.189 AU from its star. Its discovery was announced in 2009.

PLANET TYPE
Gas Giant
DISCOVERY DATE
2009
MASS
0.7 Jupiters
PLANET RADIUS
1.25 x Jupiter
(estimate)
ORBITAL RADIUS
0.189 AU
ORBITAL PERIOD
30.1 days
ECCENTRICITY
0.2
DETECTION METHOD
Radial Velocity