Exoplanet
Qatar-1 b
605.4 light-years
- Discovery
- Transit · 2010
- Radius
- 12.8119 (+0.2914 / −0.2802) Earth radii
- Mass
- 411.272 (+16.5272 / −15.5737) Earth masses
- Orbital period
- 1.42 (+2.2 × 10⁻⁷ / −2.2 × 10⁻⁷) days
- Semi-major axis
- 0.0233 (+4 × 10⁻⁴ / −4 × 10⁻⁴) AU
- Equilibrium temperature
- 1,418 (+28 / −27) 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