Exoplanet
HD 27442 b
59.59 light-years
- Discovery
- Radial Velocity · 2000
- Radius
- 13.5 Earth radii
- Mass
- 495.8 (+44.5 / −44.5) Earth masses
- Orbital period
- 428.1 (+1.1 / −1.1) days
- Semi-major axis
- 1.271 (+0.073 / −0.073) AU
- Equilibrium temperature
- 369.62 (+12.06 / −12.06) 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