K2-289
K2-289 b
Rank #4087 of the ranked catalogue · Discovered by Transit in 2019
HZ 0%inferred
0.079
Earth-2.0 index
0.216
Earth Similarity Index
0%
Habitable-zone probability
9.10 R⊕
Radius
Planet
Mass61.000 M⊕inferred
Bulk density0.445 g/cm³
Orbital period13.1570 days
Semi-major axis0.10700 au
Eccentricity—
Incident flux27.318 S⊕
Equilibrium temperature581.1 K
Transit-time σ at 203031.3 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation0.39 masReflected-light contrast 1.26e-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 coverage73%0% median composite-to-default difference over shared parameters.
Host star & system
HostK2-289
Spectral typeG
Effective temperature5529 K
Radius1.025 R☉
Mass0.953 M☉
Distance274.3 pc / 894.6 ly
DiscoveryTransit, 2019