TOI-4427
TOI-4427 b
Rank #4819 of the ranked catalogue · Discovered by Transit in 2026
HZ 0%measured
0.070
Earth-2.0 index
0.103
Earth Similarity Index
0%
Habitable-zone probability
13.09 R⊕
Radius
Planet
Mass87.721 M⊕measured
Bulk density0.214 g/cm³
Orbital period4.6183 days
Semi-major axis0.05389 au
Eccentricity0.074
Incident flux195.000 S⊕
Equilibrium temperature949.9 K
Transit-time σ at 20301.6 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation0.27 masReflected-light contrast 1.02e-5 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-4427
Spectral typeG
Effective temperature5347 K
Radius0.890 R☉
Mass0.900 M☉
Distance198.3 pc / 646.6 ly
DiscoveryTransit, 2026