Finding Earth 2.0
Kepler-1139

Kepler-1139 b

Rank #4718 of the ranked catalogue · Discovered by Transit in 2016

HZ 0%inferred

0.072

Earth-2.0 index

0.150

Earth Similarity Index

0%

Habitable-zone probability

1.19 R⊕

Radius

Planet

Mass1.810 M⊕inferred
Bulk density5.900 g/cm³
Orbital period0.8132 days
Semi-major axis0.01664 au
Eccentricity0.000
Incident flux1717.276 S⊕
Equilibrium temperature1636.3 K
Transit-time σ at 203016.8 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation0.03 masReflected-light contrast 8.88e-7 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-1139
Spectral typeG
Effective temperature5550 K
Radius0.910 R☉
Mass0.940 M☉
Distance495.2 pc / 1615.0 ly
DiscoveryTransit, 2016