Finding Earth 2.0
Kepler-1222

Kepler-1222 b

Rank #3724 of the ranked catalogue · Discovered by Transit in 2016

HZ 0%inferred

0.082

Earth-2.0 index

0.225

Earth Similarity Index

0%

Habitable-zone probability

0.79 R⊕

Radius

Planet

Mass0.418 M⊕inferred
Bulk density4.660 g/cm³
Orbital period1.9169 days
Semi-major axis0.02801 au
Eccentricity0.000
Incident flux416.231 S⊕
Equilibrium temperature1148.2 K
Transit-time σ at 203034.8 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation0.07 masReflected-light contrast 1.38e-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-1222
Spectral typeG
Effective temperature5239 K
Radius0.800 R☉
Mass0.840 M☉
Distance415.2 pc / 1354.3 ly
DiscoveryTransit, 2016