Finding Earth 2.0
TOI-677 · F8

TOI-677 b

Rank #2719 of the ranked catalogue · Discovered by Transit in 2020

HZ 0%measured

0.090

Earth-2.0 index

0.206

Earth Similarity Index

0%

Habitable-zone probability

13.11 R⊕

Radius

Planet

Mass392.200 M⊕measured
Bulk density0.955 g/cm³
Orbital period11.2366 days
Semi-major axis0.10410 au
Eccentricity0.460
Incident flux37.635 S⊕
Equilibrium temperature629.6 K
Transit-time σ at 20301.0 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation0.73 masReflected-light contrast 2.75e-6 at Aᵍ = 0.30 and Lambertian quadrature.
Composite parameter sources6 · mixedThe archive may select different publications for different parameters; mixed-source is disclosed, not automatically penalised.
Default-solution coverage75%0% median composite-to-default difference over shared parameters.

Host star & system

HostTOI-677
Spectral typeF8
Effective temperature6295 K
Radius1.280 R☉
Mass1.181 M☉
Distance141.8 pc / 462.5 ly
DiscoveryTransit, 2020