TOI-421 · G9 V
TOI-421 c
Rank #1946 of the ranked catalogue · Discovered by Transit in 2020
HZ 0%measured
0.097
Earth-2.0 index
0.247
Earth Similarity Index
0%
Habitable-zone probability
5.09 R⊕
Radius
Planet
Mass14.100 M⊕measured
Bulk density0.590 g/cm³
Orbital period16.0675 days
Semi-major axis0.11700 au
Eccentricity0.190
Incident flux34.320 S⊕
Equilibrium temperature615.3 K
Transit-time σ at 20301.2 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation1.56 masReflected-light contrast 3.29e-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 coverage92%0% median composite-to-default difference over shared parameters.
Host star & system
HostTOI-421
Spectral typeG9 V
Effective temperature5291 K
Radius0.866 R☉
Mass0.833 M☉
Distance74.8 pc / 244.0 ly
DiscoveryTransit, 2020