Finding Earth 2.0
TOI-1181 · F9 IV

TOI-1181 b

Rank #5621 of the ranked catalogue · Discovered by Transit in 2022

HZ 0%measured

0.046

Earth-2.0 index

0.030

Earth Similarity Index

0%

Habitable-zone probability

17.03 R⊕

Radius

Planet

Mass374.720 M⊕measured
Bulk density0.490 g/cm³
Orbital period2.1032 days
Semi-major axis0.03640 au
Eccentricity0.011
Incident flux14140.000 S⊕
Equilibrium temperature2771.9 K
Transit-time σ at 203010.4 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation0.12 masReflected-light contrast 3.80e-5 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 coverage67%0% median composite-to-default difference over shared parameters.

Host star & system

HostTOI-1181
Spectral typeF9 IV
Effective temperature6054 K
Radius1.961 R☉
Mass1.467 M☉
Distance302.8 pc / 987.7 ly
DiscoveryTransit, 2022