Finding Earth 2.0
K2-266

K2-266 c

Rank #631 of the ranked catalogue · Discovered by Transit in 2018

HZ 0%M sin i / sin i

0.112

Earth-2.0 index

0.418

Earth Similarity Index

0%

Habitable-zone probability

0.70 R⊕

Radius

Planet

Mass0.290 M⊕M sin i / sin i
Bulk density4.550 g/cm³
Orbital period7.8140 days
Semi-major axis0.06790 au
Eccentricity0.042
Incident flux32.400 S⊕
Equilibrium temperature606.5 K
Transit-time σ at 20301595.1 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation0.88 masReflected-light contrast 1.87e-8 at Aᵍ = 0.30 and Lambertian quadrature.
Composite parameter sources3 · mixedThe archive may select different publications for different parameters; mixed-source is disclosed, not automatically penalised.
Default-solution coverage92%0% median composite-to-default difference over shared parameters.

Host star & system

HostK2-266
Spectral typeK
Effective temperature4285 K
Radius0.703 R☉
Mass0.686 M☉
Distance77.6 pc / 253.0 ly
DiscoveryTransit, 2018