Kepler-278 · K2 III-IV
Kepler-278 c
Rank #1108 of the ranked catalogue · Discovered by Transit in 2014
HZ 0%measured
0.105
Earth-2.0 index
0.318
Earth Similarity Index
0%
Habitable-zone probability
3.27 R⊕
Radius
Planet
Mass34.900 M⊕measured
Bulk density5.500 g/cm³
Orbital period51.1110 days
Semi-major axis0.28700 au
Eccentricity0.616
Incident flux54.300 S⊕
Equilibrium temperature690.0 K
Transit-time σ at 20304405.0 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation0.65 masReflected-light contrast 2.25e-8 at Aᵍ = 0.30 and Lambertian quadrature.
Composite parameter sources2 · mixedThe archive may select different publications for different parameters; mixed-source is disclosed, not automatically penalised.
Default-solution coverage100%0% median composite-to-default difference over shared parameters.
Host star & system
HostKepler-278
Spectral typeK2 III-IV
Effective temperature4965 K
Radius2.861 R☉
Mass1.227 M☉
Distance443.0 pc / 1445.0 ly
DiscoveryTransit, 2014