Finding Earth 2.0
TOI-558 · F V

TOI-558 b

Rank #4038 of the ranked catalogue · Discovered by Transit in 2021

HZ 0%measured

0.079

Earth-2.0 index

0.149

Earth Similarity Index

0%

Habitable-zone probability

12.17 R⊕

Radius

Planet

Mass1147.361 M⊕measured
Bulk density3.500 g/cm³
Orbital period14.5741 days
Semi-major axis0.12910 au
Eccentricity0.298
Incident flux248.855 S⊕
Equilibrium temperature1009.6 K
Transit-time σ at 20309.3 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation0.32 masReflected-light contrast 1.54e-6 at Aᵍ = 0.30 and Lambertian quadrature.
Composite parameter sources3 · 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

HostTOI-558
Spectral typeF V
Effective temperature6466 K
Radius1.496 R☉
Mass1.349 M☉
Distance402.6 pc / 1313.2 ly
DiscoveryTransit, 2021