Finding Earth 2.0
TOI-4638

TOI-4638.01

Rank #3044 of the ranked catalogue · Discovered by Transit in 2024

HZ 0%inferred

0.088

Earth-2.0 index

0.267

Earth Similarity Index

0%

Habitable-zone probability

2.93 R⊕

Radius

Planet

Mass8.920 M⊕inferred
Bulk density1.940 g/cm³
Orbital period10.2839 days
Semi-major axis0.09301 au
Eccentricity
Incident flux87.810 S⊕
Equilibrium temperature778.1 K
Transit-time σ at 203042.6 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation0.55 masReflected-light contrast 1.73e-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 coverage73%0% median composite-to-default difference over shared parameters.

Host star & system

HostTOI-4638
Spectral typeG
Effective temperature5700 K
Radius0.895 R☉
Mass1.020 M☉
Distance168.2 pc / 548.8 ly
DiscoveryTransit, 2024