TOI-2031 A
TOI-2031 A b
Rank #5064 of the ranked catalogue · Discovered by Transit in 2025
HZ 0%measured
0.066
Earth-2.0 index
0.086
Earth Similarity Index
0%
Habitable-zone probability
14.20 R⊕
Radius
Planet
Mass254.263 M⊕measured
Bulk density0.490 g/cm³
Orbital period5.7155 days
Semi-major axis0.06600 au
Eccentricity0.076
Incident flux567.000 S⊕
Equilibrium temperature1240.4 K
Transit-time σ at 20300.5 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation0.24 masReflected-light contrast 8.04e-6 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-2031 A
Spectral typeF
Effective temperature6490 K
Radius1.241 R☉
Mass1.174 M☉
Distance276.1 pc / 900.5 ly
DiscoveryTransit, 2025