Kepler-87
Kepler-87 c
Rank #1701 of the ranked catalogue · Discovered by Transit in 2013
HZ 0%measured
0.099
Earth-2.0 index
0.283
Earth Similarity Index
0%
Habitable-zone probability
6.14 R⊕
Radius
Planet
Mass6.400 M⊕measured
Bulk density0.152 g/cm³
Orbital period191.2318 days
Semi-major axis0.67600 au
Eccentricity0.039
Incident flux4.656 S⊕
Equilibrium temperature373.4 K
Transit-time σ at 203084.9 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation0.55 masReflected-light contrast 1.43e-8 at Aᵍ = 0.30 and Lambertian quadrature.
Composite parameter sources4 · mixedThe archive may select different publications for different parameters; mixed-source is disclosed, not automatically penalised.
Default-solution coverage92%0% median composite-to-default difference over shared parameters.
Host star & system
HostKepler-87
Spectral typeG
Effective temperature5600 K
Radius1.820 R☉
Mass1.100 M☉
Distance1232.9 pc / 4021.2 ly
DiscoveryTransit, 2013