Exoplanet
HAT-P-23 b
1,189.86 light-years
- Discovery
- Transit · 2010
- Radius
- 15.334 (+1.009 / −1.009) Earth radii
- Mass
- 664.237 (+35.278 / −35.278) Earth masses
- Orbital period
- 1.2129 (+2 × 10⁻⁶ / −2 × 10⁻⁶) days
- Semi-major axis
- 0.0232 (+2 × 10⁻⁴ / −2 × 10⁻⁴) AU
- Equilibrium temperature
- 2,056 (+66 / −66) 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