Exoplanet
2MASS J19383260+4603591 b
1,292.66 light-years
- Discovery
- Eclipse Timing Variations · 2015
- Radius
- 13.4 Earth radii
- Mass
- 603.877 (+31.783 / −31.783) Earth masses
- Orbital period
- 406 (+4 / −4) days
- Semi-major axis
- 0.92 (+0.02 / −0.02) AU
- Equilibrium temperature
- 669.65 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