HD 28678 · G8 IV
HD 28678 b
Rank #2943 of the ranked catalogue · Discovered by Radial Velocity in 2011
HZ 0%M sin i
0.088
Earth-2.0 index
0.254
Earth Similarity Index
0%
Habitable-zone probability
13.50 R⊕
Radius
Planet
Mass490.094 M⊕M sin i
Bulk density1.090 g/cm³
Orbital period380.2000 days
Semi-major axis1.18000 au
Eccentricity0.149
Incident flux16.446 S⊕
Equilibrium temperature511.9 K
Maximum angular separation6.21 masReflected-light contrast 2.27e-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 coverage67%0% median composite-to-default difference over shared parameters.
Host star & system
HostHD 28678
Spectral typeG8 IV
Effective temperature4972 K
Radius6.480 R☉
Mass1.530 M☉
Distance189.9 pc / 619.4 ly
DiscoveryRadial Velocity, 2011