Kepler-331
Kepler-331 c
Rank #1027 of the ranked catalogue · Discovered by Transit in 2014
HZ 0%inferred
0.106
Earth-2.0 index
0.503
Earth Similarity Index
0%
Habitable-zone probability
1.84 R⊕
Radius
Planet
Mass4.040 M⊕inferred
Bulk density3.560 g/cm³
Orbital period17.2811 days
Semi-major axis0.10500 au
Eccentricity0.000
Incident flux13.888 S⊕
Equilibrium temperature490.7 K
Transit-time σ at 203040.3 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation0.18 masReflected-light contrast 5.33e-8 at Aᵍ = 0.30 and Lambertian quadrature.
Composite parameter sources7 · mixedThe archive may select different publications for different parameters; mixed-source is disclosed, not automatically penalised.
Default-solution coverage50%0% median composite-to-default difference over shared parameters.
Host star & system
HostKepler-331
Spectral typeK
Effective temperature4347 K
Radius0.492 R☉
Mass0.653 M☉
Distance580.1 pc / 1892.1 ly
DiscoveryTransit, 2014