LHS 1678 · M2.0 V
LHS 1678 c
Rank #509 of the ranked catalogue · Discovered by Transit in 2021
HZ 0%upper limit
0.114
Earth-2.0 index
0.534
Earth Similarity Index
0%
Habitable-zone probability
0.94 R⊕
Radius
Planet
Mass1.400 M⊕upper limit
Bulk density10.600 g/cm³
Orbital period3.6943 days
Semi-major axis0.03270 au
Eccentricity0.039
Incident flux13.500 S⊕
Equilibrium temperature487.2 K
Transit-time σ at 20306.6 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation1.65 masReflected-light contrast 1.44e-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 coverage75%0% median composite-to-default difference over shared parameters.
Host star & system
HostLHS 1678
Spectral typeM2.0 V
Effective temperature3490 K
Radius0.329 R☉
Mass0.345 M☉
Distance19.9 pc / 64.8 ly
DiscoveryTransit, 2021