G 9-40 · M2.5 V
G 9-40 b
Rank #106 of the ranked catalogue · Discovered by Transit in 2019
HZ 0%measured
0.131
Earth-2.0 index
0.590
Earth Similarity Index
0%
Habitable-zone probability
1.90 R⊕
Radius
Planet
Mass4.000 M⊕measured
Bulk density3.200 g/cm³
Orbital period5.7460 days
Semi-major axis0.04180 au
Eccentricity0.000
Incident flux6.270 S⊕
Equilibrium temperature402.2 K
Transit-time σ at 20301.6 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation1.50 masReflected-light contrast 3.59e-7 at Aᵍ = 0.30 and Lambertian quadrature.
Composite parameter sources3 · 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
HostG 9-40
Spectral typeM2.5 V
Effective temperature3395 K
Radius0.303 R☉
Mass0.295 M☉
Distance27.9 pc / 91.1 ly
DiscoveryTransit, 2019