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HD 231701 b

Orbiting HD 231701, discovered in 2007 (7512) by W. M. Keck Observatory via the Radial Velocity method.

Planet

RadiusUnknown
Mass359.15 M⊕
Orbital period141.63 Earth days (~0.4 Earth years)
Orbital eccentricity0.130
Equilibrium temperatureUnknown

Host star — HD 231701

Temperature6101 K (5828 °C)
Radius1.53 R☉
Mass1.21 M☉

Location

Distance from Earth108.9 pc (~355 light-years)
Right ascension / Declination293.0176 / 16.4744

Last refreshed 2026-09-14 from NASA's Exoplanet Archive.