TOI-3984 A · M4+/-0.5
TOI-3984 A b
Rank #1941 of the ranked catalogue · Discovered by Transit in 2023
HZ 0%measured
0.097
Earth-2.0 index
0.256
Earth Similarity Index
0%
Habitable-zone probability
7.90 R⊕
Radius
Planet
Mass44.000 M⊕measured
Bulk density0.490 g/cm³
Orbital period4.3533 days
Semi-major axis0.04100 au
Eccentricity0.230
Incident flux16.700 S⊕
Equilibrium temperature513.9 K
Transit-time σ at 20304.6 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation0.38 masReflected-light contrast 6.44e-6 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-3984 A
Spectral typeM4+/-0.5
Effective temperature3476 K
Radius0.470 R☉
Mass0.490 M☉
Distance108.9 pc / 355.1 ly
DiscoveryTransit, 2023