Exoplanet
HAT-P-13 b
804.99 light-years
- Discovery
- Transit · 2009
- Radius
- 14.258 (+0.729 / −0.729) Earth radii
- Mass
- 270.462 (+12.077 / −12.077) Earth masses
- Orbital period
- 2.9163 (+1.5 × 10⁻⁵ / −1.5 × 10⁻⁵) days
- Semi-major axis
- 0.0438 (+6.8 × 10⁻⁴ / −6.8 × 10⁻⁴) AU
- Equilibrium temperature
- 1,740 (+27 / −27) 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