K2-157 · G9 V
K2-157 b
Rank #4894 of the ranked catalogue · Discovered by Transit in 2018
HZ 0%measured
0.069
Earth-2.0 index
0.097
Earth Similarity Index
0%
Habitable-zone probability
0.94 R⊕
Radius
Planet
Mass1.140 M⊕measured
Bulk density7.700 g/cm³
Orbital period0.3653 days
Semi-major axis0.00962 au
Eccentricity—
Incident flux6660.000 S⊕
Equilibrium temperature2296.3 K
Transit-time σ at 2030170.8 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation0.03 masReflected-light contrast 1.64e-6 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 coverage100%0% median composite-to-default difference over shared parameters.
Host star & system
HostK2-157
Spectral typeG9 V
Effective temperature5334 K
Radius0.860 R☉
Mass0.890 M☉
Distance298.4 pc / 973.2 ly
DiscoveryTransit, 2018