Exoplanet
TYC 0434-04538-1 b
2,000.71 light-years
- Discovery
- Radial Velocity · 2021
- Radius
- 12.7 Earth radii
- Mass
- 1,938.763 (+222.481 / −222.481) Earth masses
- Orbital period
- 193.2 (+0.4 / −0.4) days
- Semi-major axis
- 0.66 (+0.04 / −0.04) AU
- Equilibrium temperature
- 877.8 (+75.18 / −75.18) K
- Mass provenance
- Msini
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