K2-390 · G4
K2-390 b
Rank #4631 of the ranked catalogue · Discovered by Transit in 2022
HZ 0%inferred
0.073
Earth-2.0 index
0.164
Earth Similarity Index
0%
Habitable-zone probability
4.66 R⊕
Radius
Planet
Mass19.600 M⊕inferred
Bulk density1.060 g/cm³
Orbital period3.3128 days
Semi-major axis— au
Eccentricity—
Incident flux260.965 S⊕
Equilibrium temperature1021.7 K
Transit-time σ at 2030215.4 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation0.09 masReflected-light contrast 2.34e-6 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 coverage60%0% median composite-to-default difference over shared parameters.
Host star & system
HostK2-390
Spectral typeG4
Effective temperature5558 K
Radius0.966 R☉
Mass0.789 M☉
Distance456.1 pc / 1487.7 ly
DiscoveryTransit, 2022