Finding Earth 2.0
K2-205

K2-205 b

Discovered by Transit in 2018

unknowninferred

Earth-2.0 index

Earth Similarity Index

Habitable-zone probability

2.00 R⊕

Radius

Planet

Mass4.640 M⊕inferred
Bulk density3.210 g/cm³
Orbital period26.6723 days
Semi-major axis— au
Eccentricity
Incident flux— S⊕
Equilibrium temperature— K
Transit-time σ at 20301144.2 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation0.42 masReflected-light contrast 2.34e-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 coverage75%0% median composite-to-default difference over shared parameters.

Host star & system

HostK2-205
Spectral typeG
Effective temperature5890 K
Radius1.078 R☉
Mass0.951 M☉
Distance405.3 pc / 1321.9 ly
DiscoveryTransit, 2018