TOI-178 · K
TOI-178 b
Rank #1714 of the ranked catalogue · Discovered by Transit in 2021
HZ 0%measured
0.098
Earth-2.0 index
0.268
Earth Similarity Index
0%
Habitable-zone probability
1.20 R⊕
Radius
Planet
Mass0.960 M⊕measured
Bulk density3.143 g/cm³
Orbital period1.9146 days
Semi-major axis0.02607 au
Eccentricity—
Incident flux200.105 S⊕
Equilibrium temperature956.0 K
Transit-time σ at 203011.9 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation0.42 masReflected-light contrast 3.68e-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 coverage73%0% median composite-to-default difference over shared parameters.
Host star & system
HostTOI-178
Spectral typeK
Effective temperature4316 K
Radius0.662 R☉
Mass0.647 M☉
Distance62.7 pc / 204.5 ly
DiscoveryTransit, 2021