Finding Earth 2.0
K2-159

K2-159 b

Rank #2023 of the ranked catalogue · Discovered by Transit in 2018

HZ 0%inferred

0.096

Earth-2.0 index

0.345

Earth Similarity Index

0%

Habitable-zone probability

2.26 R⊕

Radius

Planet

Mass5.730 M⊕inferred
Bulk density2.730 g/cm³
Orbital period12.4221 days
Semi-major axis0.10130 au
Eccentricity
Incident flux49.293 S⊕
Equilibrium temperature673.5 K
Transit-time σ at 20301037.9 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation0.59 masReflected-light contrast 8.64e-8 at Aᵍ = 0.30 and Lambertian quadrature.
Composite parameter sources4 · mixedThe archive may select different publications for different parameters; mixed-source is disclosed, not automatically penalised.
Default-solution coverage73%0% median composite-to-default difference over shared parameters.

Host star & system

HostK2-159
Spectral typeG
Effective temperature5425 K
Radius0.830 R☉
Mass0.900 M☉
Distance171.0 pc / 557.7 ly
DiscoveryTransit, 2018