Finding Earth 2.0
Kepler-422

Kepler-422 b

Rank #4750 of the ranked catalogue · Discovered by Transit in 2014

HZ 0%measured

0.071

Earth-2.0 index

0.104

Earth Similarity Index

0%

Habitable-zone probability

12.89 R⊕

Radius

Planet

Mass136.660 M⊕measured
Bulk density0.380 g/cm³
Orbital period7.8914 days
Semi-major axis0.08200 au
Eccentricity0.000
Incident flux264.983 S⊕
Equilibrium temperature1025.6 K
Transit-time σ at 20300.7 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation0.11 masReflected-light contrast 4.29e-6 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 coverage75%0% median composite-to-default difference over shared parameters.

Host star & system

HostKepler-422
Spectral typeG
Effective temperature5972 K
Radius1.240 R☉
Mass1.150 M☉
Distance722.8 pc / 2357.4 ly
DiscoveryTransit, 2014