Finding Earth 2.0
TOI-5143 · K V

TOI-5143 c

Discovered by Transit in 2025

HZ 0%no mass

Earth-2.0 index

Earth Similarity Index

0%

Habitable-zone probability

16.25 R⊕

Radius

Planet

Massno mass
Bulk density
Orbital period5.2097 days
Semi-major axis0.05602 au
Eccentricity
Incident flux158.165 S⊕
Equilibrium temperature901.5 K
Transit-time σ at 20303.2 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation0.31 masReflected-light contrast 1.46e-5 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 coverage78%0% median composite-to-default difference over shared parameters.

Host star & system

HostTOI-5143
Spectral typeK V
Effective temperature5183 K
Radius0.852 R☉
Mass0.864 M☉
Distance181.4 pc / 591.6 ly
DiscoveryTransit, 2025