Finding Earth 2.0
TOI-799

TOI-799 b

Rank #3827 of the ranked catalogue · Discovered by Transit in 2026

HZ 0%inferred

0.081

Earth-2.0 index

0.246

Earth Similarity Index

0%

Habitable-zone probability

2.07 R⊕

Radius

Planet

Mass4.920 M⊕inferred
Bulk density3.060 g/cm³
Orbital period5.5452 days
Semi-major axis— au
Eccentricity
Incident flux199.633 S⊕
Equilibrium temperature955.5 K
Transit-time σ at 203035.4 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation0.39 masReflected-light contrast 1.97e-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 coverage50%0% median composite-to-default difference over shared parameters.

Host star & system

HostTOI-799
Spectral typeG
Effective temperature5663 K
Radius0.915 R☉
Mass1.000 M☉
Distance158.5 pc / 517.0 ly
DiscoveryTransit, 2026