K2-22 · M0 V
K2-22 b
Rank #5300 of the ranked catalogue · Discovered by Transit in 2015
HZ 0%upper limit
0.062
Earth-2.0 index
0.104
Earth Similarity Index
0%
Habitable-zone probability
2.30 R⊕
Radius
Planet
Mass444.962 M⊕upper limit
Bulk density201.654 g/cm³
Orbital period0.3811 days
Semi-major axis0.00900 au
Eccentricity0.190
Incident flux114.000 S⊕
Equilibrium temperature830.6 K
Transit-time σ at 2030512.9 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation0.04 masReflected-light contrast 1.13e-5 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 coverage45%0% median composite-to-default difference over shared parameters.
Host star & system
HostK2-22
Spectral typeM0 V
Effective temperature3879 K
Radius0.580 R☉
Mass0.595 M☉
Distance243.8 pc / 795.3 ly
DiscoveryTransit, 2015