Finding Earth 2.0
TOI-4940 · G8 V

TOI-4940 b

Rank #3081 of the ranked catalogue · Discovered by Transit in 2025

HZ 0%upper limit

0.087

Earth-2.0 index

0.265

Earth Similarity Index

0%

Habitable-zone probability

6.61 R⊕

Radius

Planet

Mass89.000 M⊕upper limit
Bulk density1.699 g/cm³
Orbital period25.8678 days
Semi-major axis0.16500 au
Eccentricity
Incident flux40.461 S⊕
Equilibrium temperature641.1 K
Transit-time σ at 203010.6 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation0.48 masReflected-light contrast 2.79e-7 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 coverage90%0% median composite-to-default difference over shared parameters.

Host star & system

HostTOI-4940
Spectral typeG8 V
Effective temperature5504 K
Radius1.163 R☉
Mass1.012 M☉
Distance345.7 pc / 1127.4 ly
DiscoveryTransit, 2025