Finding Earth 2.0
TOI-791 · F7

TOI-791 c

Rank #3047 of the ranked catalogue · Discovered by Transit in 2026

HZ 0%measured

0.087

Earth-2.0 index

0.192

Earth Similarity Index

0%

Habitable-zone probability

12.95 R⊕

Radius

Planet

Mass18.600 M⊕measured
Bulk density0.047 g/cm³
Orbital period232.0157 days
Semi-major axis0.86300 au
Eccentricity0.028
Incident flux4.120 S⊕
Equilibrium temperature362.2 K
Transit-time σ at 203013.5 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation2.53 masReflected-light contrast 3.91e-8 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-791
Spectral typeF7
Effective temperature6294 K
Radius1.474 R☉
Mass1.280 M☉
Distance341.2 pc / 1112.9 ly
DiscoveryTransit, 2026