K2-339
K2-339 b
Discovered by Transit in 2021
unknowninferred
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Earth-2.0 index
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Earth Similarity Index
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Habitable-zone probability
1.92 R⊕
Radius
Planet
Mass4.350 M⊕inferred
Bulk density3.380 g/cm³
Orbital period19.5074 days
Semi-major axis— au
Eccentricity—
Incident flux— S⊕
Equilibrium temperature508.0 K
Transit-time σ at 203046.4 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation0.36 masReflected-light contrast 3.89e-8 at Aᵍ = 0.30 and Lambertian quadrature.
Composite parameter sources3 · 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
HostK2-339
Spectral typeK
Effective temperature4857 K
Radius0.720 R☉
Mass0.740 M☉
Distance360.4 pc / 1175.3 ly
DiscoveryTransit, 2021