Finding Earth 2.0
K2-146 · M3.0 V

K2-146 b

Rank #412 of the ranked catalogue · Discovered by Transit in 2018

HZ 0%measured

0.116

Earth-2.0 index

0.451

Earth Similarity Index

0%

Habitable-zone probability

2.05 R⊕

Radius

Planet

Mass5.770 M⊕measured
Bulk density3.690 g/cm³
Orbital period2.6446 days
Semi-major axis0.02480 au
Eccentricity0.129
Incident flux20.700 S⊕
Equilibrium temperature542.2 K
Transit-time σ at 2030140.4 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation0.31 masReflected-light contrast 1.19e-6 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 coverage75%0% median composite-to-default difference over shared parameters.

Host star & system

HostK2-146
Spectral typeM3.0 V
Effective temperature3385 K
Radius0.330 R☉
Mass0.331 M☉
Distance79.3 pc / 258.6 ly
DiscoveryTransit, 2018