Exoplanet
K2-19 c
945.29 light-years
- Discovery
- Transit · 2015
- Radius
- 4.1 (+0.2 / −0.2) Earth radii
- Mass
- 11 (+0.5 / −0.4) Earth masses
- Orbital period
- 11.906 (+1.2 × 10⁻³ / −1.8 × 10⁻³) days
- Semi-major axis
- 0.0982 (+1.2 × 10⁻³ / −1.2 × 10⁻³) AU
- Equilibrium temperature
- 679 (+18 / −18) 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