Exoplanet
Kepler-1223 b
1,500.18 light-years
- Discovery
- Transit · 2016
- Radius
- 1.22 (+0.06 / −0.08) Earth radii
- Mass
- 1.98 Earth masses
- Orbital period
- 16.3013 (+1.03 × 10⁻⁴ / −1.03 × 10⁻⁴) days
- Semi-major axis
- 0.1186 AU
- Equilibrium temperature
- 557 K
- Mass provenance
- M-R relationship
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