HD 1397 b is a gas giant exoplanet that orbits a G-type star. Its mass is 0.415 Jupiters, it takes 11.5 days to complete one orbit of its star, and is 0.1097 AU from its star. Its discovery was announced in 2018.

PLANET TYPE
Gas Giant
DISCOVERY DATE
2018
MASS
0.415 Jupiters
PLANET RADIUS
1.026 x Jupiter
ORBITAL RADIUS
0.1097 AU
ORBITAL PERIOD
11.5 days
ECCENTRICITY
0.25
DETECTION METHOD
Transit