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Exoplanet

HAT-P-61 b

1,105.15 light-years

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Discovery
Transit · 2021
Radius
10.0769 (+0.3026 / −0.3026) Earth radii
Mass
335.9446 (+22.248 / −22.248) Earth masses
Orbital period
1.9023 (+7.7 × 10⁻⁷ / −7.7 × 10⁻⁷) days
Semi-major axis
0.0301 (+3.4 × 10⁻⁴ / −3.4 × 10⁻⁴) AU
Equilibrium temperature
1,505 (+16 / −16) 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