Finding Earth 2.0
K2-13 · G3

K2-13 b

Rank #1571 of the ranked catalogue · Discovered by Transit in 2015

HZ 0%inferred

0.100

Earth-2.0 index

0.393

Earth Similarity Index

0%

Habitable-zone probability

1.89 R⊕

Radius

Planet

Mass4.230 M⊕inferred
Bulk density3.440 g/cm³
Orbital period39.9149 days
Semi-major axis0.21140 au
Eccentricity
Incident flux22.800 S⊕
Equilibrium temperature555.5 K
Transit-time σ at 203066876.6 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation0.62 masReflected-light contrast 1.39e-8 at Aᵍ = 0.30 and Lambertian quadrature.
Composite parameter sources5 · 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

HostK2-13
Spectral typeG3
Effective temperature5698 K
Radius0.780 R☉
Mass0.800 M☉
Distance342.4 pc / 1116.7 ly
DiscoveryTransit, 2015