Finding Earth 2.0
TOI-5388 · M3.0 V

TOI-5388.01

Rank #376 of the ranked catalogue · Discovered by Transit in 2024

HZ 0%upper limit

0.117

Earth-2.0 index

0.676

Earth Similarity Index

0%

Habitable-zone probability

0.99 R⊕

Radius

Planet

Mass2.200 M⊕upper limit
Bulk density11.900 g/cm³
Orbital period2.5947 days
Semi-major axis0.02434 au
Eccentricity
Incident flux3.302 S⊕
Equilibrium temperature342.7 K
Transit-time σ at 20307.4 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation1.31 masReflected-light contrast 2.87e-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 coverage82%0% median composite-to-default difference over shared parameters.

Host star & system

HostTOI-5388
Spectral typeM3.0 V
Effective temperature3440 K
Radius0.300 R☉
Mass0.292 M☉
Distance18.5 pc / 60.4 ly
DiscoveryTransit, 2024