Finding Earth 2.0
Kepler-171

Kepler-171 d

Rank #1422 of the ranked catalogue · Discovered by Transit in 2014

HZ 0%inferred

0.102

Earth-2.0 index

0.433

Earth Similarity Index

0%

Habitable-zone probability

1.89 R⊕

Radius

Planet

Mass4.230 M⊕inferred
Bulk density3.440 g/cm³
Orbital period39.5955 days
Semi-major axis0.22300 au
Eccentricity0.000
Incident flux15.103 S⊕
Equilibrium temperature501.1 K
Transit-time σ at 2030190.8 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation0.26 masReflected-light contrast 1.25e-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-171
Spectral typeG
Effective temperature5642 K
Radius0.839 R☉
Mass0.978 M☉
Distance863.9 pc / 2817.5 ly
DiscoveryTransit, 2014