Finding Earth 2.0
K2-43

K2-43 c

Discovered by Transit in 2019

unknowninferred

Earth-2.0 index

Earth Similarity Index

Habitable-zone probability

2.42 R⊕

Radius

Planet

Mass6.440 M⊕inferred
Bulk density2.500 g/cm³
Orbital period2.1989 days
Semi-major axis— au
Eccentricity
Incident flux— S⊕
Equilibrium temperature1093.7 K
Transit-time σ at 203083.3 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation0.15 masReflected-light contrast 1.35e-6 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 coverage78%0% median composite-to-default difference over shared parameters.

Host star & system

HostK2-43
Spectral typeK
Effective temperature3841 K
Radius0.542 R☉
Mass0.571 M☉
Distance182.5 pc / 595.4 ly
DiscoveryTransit, 2019