K2-54
K2-54 b
Rank #908 of the ranked catalogue · Discovered by Transit in 2016
HZ 0%inferred
0.107
Earth-2.0 index
0.534
Earth Similarity Index
0%
Habitable-zone probability
2.61 R⊕
Radius
Planet
Mass7.330 M⊕inferred
Bulk density2.260 g/cm³
Orbital period9.7833 days
Semi-major axis0.07610 au
Eccentricity0.240
Incident flux6.100 S⊕
Equilibrium temperature399.5 K
Transit-time σ at 20301050.2 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation0.43 masReflected-light contrast 2.04e-7 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 coverage75%0% median composite-to-default difference over shared parameters.
Host star & system
HostK2-54
Spectral typeK
Effective temperature3990 K
Radius0.643 R☉
Mass0.615 M☉
Distance175.0 pc / 570.6 ly
DiscoveryTransit, 2016