K2-259
K2-259 b
Rank #2726 of the ranked catalogue · Discovered by Transit in 2018
HZ 0%inferred
0.090
Earth-2.0 index
0.292
Earth Similarity Index
0%
Habitable-zone probability
2.32 R⊕
Radius
Planet
Mass5.990 M⊕inferred
Bulk density2.640 g/cm³
Orbital period15.4804 days
Semi-major axis0.12710 au
Eccentricity—
Incident flux90.953 S⊕
Equilibrium temperature785.0 K
Transit-time σ at 20301795.1 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation0.30 masReflected-light contrast 5.78e-8 at Aᵍ = 0.30 and Lambertian quadrature.
Composite parameter sources4 · 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
HostK2-259
Spectral typeF
Effective temperature6059 K
Radius1.130 R☉
Mass1.140 M☉
Distance416.5 pc / 1358.3 ly
DiscoveryTransit, 2018