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Public Universe

Exoplanet

HD 11964 c

109.38 light-years

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Discovery
Radial Velocity · 2008
Radius
5.38 Earth radii
Mass
25 (+3.1 / −3.1) Earth masses
Orbital period
37.91 (+0.041 / −0.041) days
Semi-major axis
0.229 (+0.013 / −0.013) AU
Equilibrium temperature
757.54 (+31.95 / −31.95) 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