Exoplanet
HAT-P-3 b
438.86 light-years
- Discovery
- Transit · 2007
- Radius
- 10.5365 (+0.7846 / −0.7846) Earth radii
- Mass
- 206.5895 (+34.9613 / −34.9613) Earth masses
- Orbital period
- 2.8997 (+5.4 × 10⁻⁵ / −5.4 × 10⁻⁵) days
- Semi-major axis
- 0.0387 (+4.1 × 10⁻⁴ / −4.1 × 10⁻⁴) AU
- Equilibrium temperature
- 1,189 (+16 / −16) K
- Mass provenance
- Mass
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