Finding Earth 2.0
KOI-217

KOI-217 b

Discovered by Transit in 2010

HZ 0%no mass

Earth-2.0 index

Earth Similarity Index

0%

Habitable-zone probability

12.44 R⊕

Radius

Planet

Massno mass
Bulk density
Orbital period3.9051 days
Semi-major axis0.04770 au
Eccentricity0.000
Incident flux272.033 S⊕
Equilibrium temperature1032.3 K
Transit-time σ at 2030139.0 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation0.05 masReflected-light contrast 1.18e-5 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 coverage80%0% median composite-to-default difference over shared parameters.

Host star & system

HostKOI-217
Spectral typeG
Effective temperature5545 K
Radius0.860 R☉
Mass0.950 M☉
Distance914.7 pc / 2983.3 ly
DiscoveryTransit, 2010