Finding Earth 2.0
TOI-5300 · K4 V

TOI-5300 b

Rank #4030 of the ranked catalogue · Discovered by Transit in 2025

HZ 0%measured

0.079

Earth-2.0 index

0.146

Earth Similarity Index

0%

Habitable-zone probability

9.86 R⊕

Radius

Planet

Mass190.697 M⊕measured
Bulk density1.100 g/cm³
Orbital period2.2622 days
Semi-major axis0.02950 au
Eccentricity0.000
Incident flux198.000 S⊕
Equilibrium temperature953.5 K
Transit-time σ at 20305.8 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation0.18 masReflected-light contrast 1.94e-5 at Aᵍ = 0.30 and Lambertian quadrature.
Composite parameter sources2 · mixedThe archive may select different publications for different parameters; mixed-source is disclosed, not automatically penalised.
Default-solution coverage100%0% median composite-to-default difference over shared parameters.

Host star & system

HostTOI-5300
Spectral typeK4 V
Effective temperature4610 K
Radius0.650 R☉
Mass0.670 M☉
Distance162.5 pc / 530.0 ly
DiscoveryTransit, 2025