Exoplanet
61 Vir b
27.73 light-years
- Discovery
- Radial Velocity · 2009
- Radius
- 2.11 Earth radii
- Mass
- 5.1 (+0.5 / −0.5) Earth masses
- Orbital period
- 4.215 (+6 × 10⁻⁴ / −6 × 10⁻⁴) days
- Semi-major axis
- 0.0502 (+5 × 10⁻⁶ / −5 × 10⁻⁶) AU
- Equilibrium temperature
- 1,177.85 (+9.69 / −9.69) 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