Finding Earth 2.0
Kepler-866

Kepler-866 b

Rank #3213 of the ranked catalogue · Discovered by Transit in 2016

HZ 0%inferred

0.086

Earth-2.0 index

0.268

Earth Similarity Index

0%

Habitable-zone probability

1.63 R⊕

Radius

Planet

Mass3.290 M⊕inferred
Bulk density4.170 g/cm³
Orbital period2.6170 days
Semi-major axis0.03310 au
Eccentricity0.000
Incident flux196.127 S⊕
Equilibrium temperature951.3 K
Transit-time σ at 203030.5 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation0.05 masReflected-light contrast 4.21e-7 at Aᵍ = 0.30 and Lambertian quadrature.
Composite parameter sources6 · 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-866
Spectral typeK
Effective temperature4751 K
Radius0.710 R☉
Mass0.750 M☉
Distance646.7 pc / 2109.1 ly
DiscoveryTransit, 2016