TOI-4311 · K
TOI-4311 c
Rank #1408 of the ranked catalogue · Discovered by Transit in 2026
HZ 0%upper limit
0.102
Earth-2.0 index
0.394
Earth Similarity Index
0%
Habitable-zone probability
2.47 R⊕
Radius
Planet
Mass13.580 M⊕upper limit
Bulk density5.290 g/cm³
Orbital period15.0704 days
Semi-major axis0.11160 au
Eccentricity0.220
Incident flux33.800 S⊕
Equilibrium temperature612.9 K
Transit-time σ at 203032.9 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation0.83 masReflected-light contrast 8.50e-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
HostTOI-4311
Spectral typeK
Effective temperature5063 K
Radius0.844 R☉
Mass0.816 M☉
Distance135.0 pc / 440.3 ly
DiscoveryTransit, 2026