K2-57
K2-57 b
Rank #1303 of the ranked catalogue · Discovered by Transit in 2016
HZ 0%inferred
0.103
Earth-2.0 index
0.408
Earth Similarity Index
0%
Habitable-zone probability
2.31 R⊕
Radius
Planet
Mass5.940 M⊕inferred
Bulk density2.650 g/cm³
Orbital period9.0073 days
Semi-major axis0.07520 au
Eccentricity0.250
Incident flux24.100 S⊕
Equilibrium temperature563.2 K
Transit-time σ at 20301054.1 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation0.28 masReflected-light contrast 1.64e-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
HostK2-57
Spectral typeK
Effective temperature4413 K
Radius0.671 R☉
Mass0.699 M☉
Distance264.2 pc / 861.7 ly
DiscoveryTransit, 2016