K2-39
K2-39 b
Rank #5145 of the ranked catalogue · Discovered by Transit in 2016
HZ 0%measured
0.065
Earth-2.0 index
0.086
Earth Similarity Index
0%
Habitable-zone probability
6.28 R⊕
Radius
Planet
Mass28.605 M⊕measured
Bulk density0.930 g/cm³
Orbital period4.6054 days
Semi-major axis0.05708 au
Eccentricity0.000
Incident flux1356.000 S⊕
Equilibrium temperature1542.5 K
Transit-time σ at 2030793.6 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation0.19 masReflected-light contrast 2.10e-6 at Aᵍ = 0.30 and Lambertian quadrature.
Composite parameter sources6 · mixedThe archive may select different publications for different parameters; mixed-source is disclosed, not automatically penalised.
Default-solution coverage67%0% median composite-to-default difference over shared parameters.
Host star & system
HostK2-39
Spectral typeK
Effective temperature4881 K
Radius2.970 R☉
Mass0.660 M☉
Distance307.5 pc / 1002.8 ly
DiscoveryTransit, 2016