Finding Earth 2.0
K2-187

K2-187 b

Rank #4892 of the ranked catalogue · Discovered by Transit in 2018

HZ 0%inferred

0.069

Earth-2.0 index

0.134

Earth Similarity Index

0%

Habitable-zone probability

1.20 R⊕

Radius

Planet

Mass1.870 M⊕inferred
Bulk density5.950 g/cm³
Orbital period0.7740 days
Semi-major axis0.01640 au
Eccentricity
Incident flux2367.252 S⊕
Equilibrium temperature1773.1 K
Transit-time σ at 2030821.2 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation0.05 masReflected-light contrast 9.29e-7 at Aᵍ = 0.30 and Lambertian quadrature.
Composite parameter sources6 · mixedThe archive may select different publications for different parameters; mixed-source is disclosed, not automatically penalised.
Default-solution coverage45%0% median composite-to-default difference over shared parameters.

Host star & system

HostK2-187
Spectral typeG
Effective temperature5438 K
Radius0.830 R☉
Mass0.967 M☉
Distance330.9 pc / 1079.3 ly
DiscoveryTransit, 2018