TOI-2578
TOI-2578 b
Rank #5592 of the ranked catalogue · Discovered by Transit in 2026
HZ 0%measured
0.052
Earth-2.0 index
0.044
Earth Similarity Index
0%
Habitable-zone probability
19.66 R⊕
Radius
Planet
Mass167.178 M⊕measured
Bulk density0.121 g/cm³
Orbital period3.4580 days
Semi-major axis0.04950 au
Eccentricity0.098
Incident flux1667.000 S⊕
Equilibrium temperature1624.2 K
Transit-time σ at 20303.7 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation0.17 masReflected-light contrast 2.74e-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-2578
Spectral typeF
Effective temperature6333 K
Radius1.640 R☉
Mass1.270 M☉
Distance285.5 pc / 931.3 ly
DiscoveryTransit, 2026