Kepler-221
Kepler-221 d
Rank #1776 of the ranked catalogue · Discovered by Transit in 2014
HZ 0%measured
0.098
Earth-2.0 index
0.273
Earth Similarity Index
0%
Habitable-zone probability
2.73 R⊕
Radius
Planet
Mass3.610 M⊕measured
Bulk density0.900 g/cm³
Orbital period10.0416 days
Semi-major axis0.08700 au
Eccentricity0.000
Incident flux56.293 S⊕
Equilibrium temperature696.3 K
Transit-time σ at 203011.9 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation0.23 masReflected-light contrast 1.71e-7 at Aᵍ = 0.30 and Lambertian quadrature.
Composite parameter sources7 · mixedThe archive may select different publications for different parameters; mixed-source is disclosed, not automatically penalised.
Default-solution coverage50%0% median composite-to-default difference over shared parameters.
Host star & system
HostKepler-221
Spectral typeG
Effective temperature5243 K
Radius0.821 R☉
Mass0.854 M☉
Distance385.2 pc / 1256.5 ly
DiscoveryTransit, 2014