Finding Earth 2.0
Kepler-1217

Kepler-1217 b

Rank #4893 of the ranked catalogue · Discovered by Transit in 2016

HZ 0%inferred

0.069

Earth-2.0 index

0.144

Earth Similarity Index

0%

Habitable-zone probability

1.99 R⊕

Radius

Planet

Mass4.620 M⊕inferred
Bulk density3.220 g/cm³
Orbital period2.0323 days
Semi-major axis0.03260 au
Eccentricity0.000
Incident flux1302.948 S⊕
Equilibrium temperature1527.2 K
Transit-time σ at 203034.8 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation0.02 masReflected-light contrast 6.47e-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-1217
Spectral typeG
Effective temperature5905 K
Radius1.080 R☉
Mass1.060 M☉
Distance1347.7 pc / 4395.6 ly
DiscoveryTransit, 2016