Finding Earth 2.0
Kepler-1181

Kepler-1181 c

Rank #4172 of the ranked catalogue · Discovered by Transit in 2023

HZ 0%inferred

0.078

Earth-2.0 index

0.199

Earth Similarity Index

0%

Habitable-zone probability

1.83 R⊕

Radius

Planet

Mass4.010 M⊕inferred
Bulk density3.600 g/cm³
Orbital period8.9349 days
Semi-major axis0.09280 au
Eccentricity0.000
Incident flux377.250 S⊕
Equilibrium temperature1120.3 K
Transit-time σ at 2030118.6 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation0.10 masReflected-light contrast 6.75e-8 at Aᵍ = 0.30 and Lambertian quadrature.
Composite parameter sources5 · 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-1181
Spectral typeF
Effective temperature6688 K
Radius1.347 R☉
Mass1.336 M☉
Distance938.4 pc / 3060.7 ly
DiscoveryTransit, 2023