Exoplanet
HD 103949 b
86.43 light-years
- Discovery
- Radial Velocity · 2019
- Radius
- 3.35 Earth radii
- Mass
- 11.2 (+2.3 / −2.3) Earth masses
- Orbital period
- 120.878 (+0.446 / −0.446) days
- Semi-major axis
- 0.439 (+9 × 10⁻³ / −9 × 10⁻³) AU
- Equilibrium temperature
- 302.65 (+6.2 / −6.2) 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