Kepler-1987
Kepler-1987 e
Rank #1999 of the ranked catalogue · Discovered by Transit in 2023
HZ 0%inferred
0.096
Earth-2.0 index
0.382
Earth Similarity Index
0%
Habitable-zone probability
1.92 R⊕
Radius
Planet
Mass4.350 M⊕inferred
Bulk density3.380 g/cm³
Orbital period8.7429 days
Semi-major axis0.07650 au
Eccentricity0.000
Incident flux40.330 S⊕
Equilibrium temperature640.6 K
Transit-time σ at 203040.0 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation0.13 masReflected-light contrast 1.09e-7 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 coverage83%0% median composite-to-default difference over shared parameters.
Host star & system
HostKepler-1987
Spectral typeK
Effective temperature4769 K
Radius0.714 R☉
Mass0.799 M☉
Distance595.7 pc / 1942.9 ly
DiscoveryTransit, 2023