HD 28109 · F8
HD 28109 b
Rank #1008 of the ranked catalogue · Discovered by Transit in 2022
HZ 0%measured
0.106
Earth-2.0 index
0.344
Earth Similarity Index
0%
Habitable-zone probability
2.69 R⊕
Radius
Planet
Mass6.200 M⊕measured
Bulk density1.800 g/cm³
Orbital period22.8910 days
Semi-major axis0.13570 au
Eccentricity0.007
Incident flux33.450 S⊕
Equilibrium temperature611.3 K
Transit-time σ at 203024.3 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation0.97 masReflected-light contrast 6.82e-8 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 coverage83%0% median composite-to-default difference over shared parameters.
Host star & system
HostHD 28109
Spectral typeF8
Effective temperature6189 K
Radius1.425 R☉
Mass1.227 M☉
Distance139.6 pc / 455.3 ly
DiscoveryTransit, 2022