Finding Earth 2.0
TOI-3837

TOI-3837 b

Rank #3987 of the ranked catalogue · Discovered by Transit in 2025

HZ 0%measured

0.080

Earth-2.0 index

0.151

Earth Similarity Index

0%

Habitable-zone probability

10.87 R⊕

Radius

Planet

Mass187.519 M⊕measured
Bulk density0.820 g/cm³
Orbital period11.8887 days
Semi-major axis0.09900 au
Eccentricity0.221
Incident flux138.065 S⊕
Equilibrium temperature871.3 K
Transit-time σ at 203013.3 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation0.32 masReflected-light contrast 2.09e-6 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 coverage92%0% median composite-to-default difference over shared parameters.

Host star & system

HostTOI-3837
Spectral typeG
Effective temperature5905 K
Radius1.200 R☉
Mass0.890 M☉
Distance311.7 pc / 1016.6 ly
DiscoveryTransit, 2025