Kepler-51
Kepler-51 e
Discovered by Transit Timing Variations in 2024
unknownmeasured
—
Earth-2.0 index
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Earth Similarity Index
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Habitable-zone probability
2.18 R⊕
Radius
Planet
Mass5.400 M⊕measured
Bulk density2.860 g/cm³
Orbital period264.2840 days
Semi-major axis— au
Eccentricity0.020
Incident flux— S⊕
Equilibrium temperature— K
Maximum angular separation1.01 masReflected-light contrast 1.30e-9 at Aᵍ = 0.30 and Lambertian quadrature.
Composite parameter sources4 · mixedThe archive may select different publications for different parameters; mixed-source is disclosed, not automatically penalised.
Default-solution coverage78%0% median composite-to-default difference over shared parameters.
Host star & system
HostKepler-51
Spectral typeG
Effective temperature5674 K
Radius0.870 R☉
Mass0.960 M☉
Distance783.8 pc / 2556.5 ly
DiscoveryTransit Timing Variations, 2024