Finding Earth 2.0
K2-222 · G0

K2-222 b

Rank #1242 of the ranked catalogue · Discovered by Transit in 2018

HZ 0%measured

0.103

Earth-2.0 index

0.299

Earth Similarity Index

0%

Habitable-zone probability

2.27 R⊕

Radius

Planet

Mass7.500 M⊕measured
Bulk density3.721 g/cm³
Orbital period15.3889 days
Semi-major axis0.11860 au
Eccentricity0.021
Incident flux95.000 S⊕
Equilibrium temperature793.6 K
Transit-time σ at 20303.4 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation1.17 masReflected-light contrast 6.39e-8 at Aᵍ = 0.30 and Lambertian quadrature.
Composite parameter sources3 · mixedThe archive may select different publications for different parameters; mixed-source is disclosed, not automatically penalised.
Default-solution coverage92%0% median composite-to-default difference over shared parameters.

Host star & system

HostK2-222
Spectral typeG0
Effective temperature5942 K
Radius1.072 R☉
Mass0.940 M☉
Distance101.3 pc / 330.5 ly
DiscoveryTransit, 2018