Exoplanet
HIP 111909 b
287.27 light-years
- Discovery
- Radial Velocity · 2025
- Radius
- 13.7 Earth radii
- Mass
- 384.5724 (+31.7828 / −31.7828) Earth masses
- Orbital period
- 487.08 (+3.81 / −3.63) days
- Semi-major axis
- 1.32 (+0.04 / −0.05) AU
- Equilibrium temperature
- 436.91 (+9.01 / −9.01) K
- Mass provenance
- Msini
Measurements may come from different studies and need not form one self-consistent model. “Msini” is a minimum mass; a mass inferred from radius is an estimate. Equilibrium temperature is a model estimate, not a measured surface temperature or evidence of habitability.
NASA archive record and references ↗
Snapshot retrieved: 2026-10-11T04:15:07.688253+00:00