K2-3 · M V
K2-3 d
Rank #94 of the ranked catalogue · Discovered by Transit in 2015
HZ 0%upper limit
0.133
Earth-2.0 index
0.850
Earth Similarity Index
0%
Habitable-zone probability
1.46 R⊕
Radius
Planet
Mass2.200 M⊕upper limit
Bulk density17.500 g/cm³
Orbital period44.5560 days
Semi-major axis0.20140 au
Eccentricity0.091
Incident flux1.440 S⊕
Equilibrium temperature278.5 K
Transit-time σ at 203021.9 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation4.57 masReflected-light contrast 9.10e-9 at Aᵍ = 0.30 and Lambertian quadrature.
Composite parameter sources3 · mixedThe archive may select different publications for different parameters; mixed-source is disclosed, not automatically penalised.
Default-solution coverage92%0% median composite-to-default difference over shared parameters.
Host star & system
HostK2-3
Spectral typeM V
Effective temperature3844 K
Radius0.546 R☉
Mass0.549 M☉
Distance44.1 pc / 143.7 ly
DiscoveryTransit, 2015