Finding Earth 2.0
TOI-4156

TOI-4156 c

Rank #3665 of the ranked catalogue · Discovered by Transit in 2026

HZ 0%inferred

0.083

Earth-2.0 index

0.259

Earth Similarity Index

0%

Habitable-zone probability

2.92 R⊕

Radius

Planet

Mass8.870 M⊕inferred
Bulk density1.950 g/cm³
Orbital period12.8228 days
Semi-major axis— au
Eccentricity
Incident flux101.393 S⊕
Equilibrium temperature806.6 K
Transit-time σ at 203040.6 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation0.52 masReflected-light contrast 1.21e-7 at Aᵍ = 0.30 and Lambertian quadrature.
Composite parameter sources4 · mixedThe archive may select different publications for different parameters; mixed-source is disclosed, not automatically penalised.
Default-solution coverage50%0% median composite-to-default difference over shared parameters.

Host star & system

HostTOI-4156
Spectral typeG
Effective temperature5972 K
Radius1.040 R☉
Mass1.100 M☉
Distance213.7 pc / 697.1 ly
DiscoveryTransit, 2026