Exoplanet
HD 203387 b
201.39 light-years
- Discovery
- Radial Velocity · 2022
- Radius
- 13.1 Earth radii
- Mass
- 1,106.0429 (+187.2009 / −168.7669) Earth masses
- Orbital period
- 512.5352 (+7.5353 / −8.1567) days
- Semi-major axis
- 1.771 (+0.056 / −0.062) AU
- Equilibrium temperature
- 610 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