HD 31253 · F8
HD 31253 b
Rank #1775 of the ranked catalogue · Discovered by Radial Velocity in 2010
HZ 0%M sin i
0.098
Earth-2.0 index
0.328
Earth Similarity Index
0%
Habitable-zone probability
14.10 R⊕
Radius
Planet
Mass197.055 M⊕M sin i
Bulk density0.386 g/cm³
Orbital period466.0000 days
Semi-major axis1.26000 au
Eccentricity0.300
Incident flux2.070 S⊕
Equilibrium temperature304.9 K
Maximum angular separation21.67 masReflected-light contrast 2.17e-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 31253
Spectral typeF8
Effective temperature6130 K
Radius1.750 R☉
Mass1.700 M☉
Distance58.1 pc / 189.6 ly
DiscoveryRadial Velocity, 2010