Finding Earth 2.0
TOI-1839

TOI-1839 c

Discovered by Transit in 2026

unknowninferred

Earth-2.0 index

Earth Similarity Index

Habitable-zone probability

2.41 R⊕

Radius

Planet

Mass6.390 M⊕inferred
Bulk density2.510 g/cm³
Orbital period4.0239 days
Semi-major axis— au
Eccentricity
Incident flux— S⊕
Equilibrium temperature— K
Transit-time σ at 203039.2 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation0.42 masReflected-light contrast 4.30e-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 coverage63%0% median composite-to-default difference over shared parameters.

Host star & system

HostTOI-1839
Spectral typeG
Effective temperature5316 K
Radius0.848 R☉
Mass0.934 M☉
Distance116.1 pc / 378.6 ly
DiscoveryTransit, 2026