Kepler-81 · M0 V
Kepler-81 d
Rank #443 of the ranked catalogue · Discovered by Transit in 2014
HZ 0%inferred
0.115
Earth-2.0 index
0.608
Earth Similarity Index
0%
Habitable-zone probability
1.21 R⊕
Radius
Planet
Mass1.920 M⊕inferred
Bulk density5.960 g/cm³
Orbital period20.8378 days
Semi-major axis0.12800 au
Eccentricity0.000
Incident flux7.507 S⊕
Equilibrium temperature420.8 K
Transit-time σ at 203094.7 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation0.37 masReflected-light contrast 1.55e-8 at Aᵍ = 0.30 and Lambertian quadrature.
Composite parameter sources9 · 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-81
Spectral typeM0 V
Effective temperature4500 K
Radius0.595 R☉
Mass0.648 M☉
Distance348.3 pc / 1136.0 ly
DiscoveryTransit, 2014