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HD 13931 b
Orbiting HD 13931, discovered in 2009 (7514) by W. M. Keck Observatory via the Radial Velocity method.
Planet
| Radius | Unknown |
| Mass | 699.23 M⊕ |
| Orbital period | 4218.00 Earth days (~11.5 Earth years) |
| Orbital eccentricity | 0.020 |
| Equilibrium temperature | Unknown |
Host star — HD 13931
| Temperature | 5867 K (5594 °C) |
| Radius | 1.25 R☉ |
| Mass | 1.30 M☉ |
Location
| Distance from Earth | 47.4 pc (~155 light-years) |
| Right ascension / Declination | 34.1980 / 43.7722 |
Last refreshed 2026-09-14 from NASA's Exoplanet Archive.