Finding Earth 2.0
K2-80

K2-80 b

Rank #1394 of the ranked catalogue · Discovered by Transit in 2016

HZ 0%inferred

0.102

Earth-2.0 index

0.398

Earth Similarity Index

0%

Habitable-zone probability

2.01 R⊕

Radius

Planet

Mass4.700 M⊕inferred
Bulk density3.180 g/cm³
Orbital period19.0918 days
Semi-major axis0.13500 au
Eccentricity
Incident flux32.500 S⊕
Equilibrium temperature606.9 K
Transit-time σ at 20302617.4 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation0.67 masReflected-light contrast 3.85e-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

HostK2-80
Spectral typeG
Effective temperature5441 K
Radius0.870 R☉
Mass0.900 M☉
Distance200.8 pc / 654.9 ly
DiscoveryTransit, 2016