HAT-P-28 · G3
HAT-P-28 b
Rank #5058 of the ranked catalogue · Discovered by Transit in 2011
HZ 0%measured
0.066
Earth-2.0 index
0.086
Earth Similarity Index
0%
Habitable-zone probability
13.59 R⊕
Radius
Planet
Mass198.953 M⊕measured
Bulk density0.440 g/cm³
Orbital period3.2572 days
Semi-major axis0.04340 au
Eccentricity0.051
Incident flux554.712 S⊕
Equilibrium temperature1233.6 K
Transit-time σ at 203021.9 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation0.11 masReflected-light contrast 1.70e-5 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 coverage92%0% median composite-to-default difference over shared parameters.
Host star & system
HostHAT-P-28
Spectral typeG3
Effective temperature5680 K
Radius1.103 R☉
Mass1.025 M☉
Distance401.3 pc / 1308.9 ly
DiscoveryTransit, 2011