K2-284
K2-284 b
Rank #2083 of the ranked catalogue · Discovered by Transit in 2018
HZ 0%inferred
0.095
Earth-2.0 index
0.331
Earth Similarity Index
0%
Habitable-zone probability
2.78 R⊕
Radius
Planet
Mass8.150 M⊕inferred
Bulk density2.080 g/cm³
Orbital period4.7951 days
Semi-major axis0.04771 au
Eccentricity0.078
Incident flux42.600 S⊕
Equilibrium temperature649.4 K
Transit-time σ at 2030119.9 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation0.45 masReflected-light contrast 5.89e-7 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 coverage83%0% median composite-to-default difference over shared parameters.
Host star & system
HostK2-284
Spectral typeK
Effective temperature4140 K
Radius0.607 R☉
Mass0.630 M☉
Distance107.3 pc / 349.9 ly
DiscoveryTransit, 2018