Exoplanet
TOI-640 b
1,115.45 light-years
- Discovery
- Transit · 2021
- Radius
- 19.2794 (+0.5604 / −0.5604) Earth radii
- Mass
- 181.1622 (+6.3566 / −6.3566) Earth masses
- Orbital period
- 5.0038 (+2 × 10⁻⁶ / −3 × 10⁻⁶) days
- Semi-major axis
- 0.0661 (+9.8 × 10⁻⁴ / −1.1 × 10⁻³) AU
- Equilibrium temperature
- 1,816 (+39 / −39) 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