Finding Earth 2.0
Kepler-122

Kepler-122 e

Rank #1047 of the ranked catalogue · Discovered by Transit in 2014

HZ 0%measured

0.106

Earth-2.0 index

0.344

Earth Similarity Index

0%

Habitable-zone probability

2.60 R⊕

Radius

Planet

Mass27.700 M⊕measured
Bulk density8.660 g/cm³
Orbital period37.9933 days
Semi-major axis0.22700 au
Eccentricity0.000
Incident flux36.299 S⊕
Equilibrium temperature623.9 K
Transit-time σ at 2030111.5 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation0.22 masReflected-light contrast 2.28e-8 at Aᵍ = 0.30 and Lambertian quadrature.
Composite parameter sources8 · 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-122
Spectral typeF
Effective temperature6050 K
Radius1.216 R☉
Mass0.982 M☉
Distance1027.5 pc / 3351.1 ly
DiscoveryTransit, 2014