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4 UMa b

Orbiting 4 UMa, discovered in 2006 (7511) by Thueringer Landessternwarte Tautenburg via the Radial Velocity method.

Planet

RadiusUnknown
Mass2511.48 M⊕
Orbital period270.27 Earth days (~0.7 Earth years)
Orbital eccentricity0.453
Equilibrium temperatureUnknown

Host star — 4 UMa

Temperature4415 K (4142 °C)
Radius18.11 R☉
Mass1.23 M☉

Location

Distance from Earth73.5 pc (~240 light-years)
Right ascension / Declination130.0528 / 64.3281

Last refreshed 2026-09-14 from NASA's Exoplanet Archive.