K2-19 · G9
K2-19 d
Rank #4360 of the ranked catalogue · Discovered by Transit in 2016
HZ 0%upper limit
0.076
Earth-2.0 index
0.163
Earth Similarity Index
0%
Habitable-zone probability
1.04 R⊕
Radius
Planet
Mass6.200 M⊕upper limit
Bulk density31.000 g/cm³
Orbital period2.5083 days
Semi-major axis0.03478 au
Eccentricity0.440
Incident flux404.000 S⊕
Equilibrium temperature1139.6 K
Transit-time σ at 2030879.5 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation0.12 masReflected-light contrast 1.56e-7 at Aᵍ = 0.30 and Lambertian quadrature.
Composite parameter sources4 · 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
HostK2-19
Spectral typeG9
Effective temperature5350 K
Radius0.824 R☉
Mass0.892 M☉
Distance289.8 pc / 945.3 ly
DiscoveryTransit, 2016