HD 153557 · K0
HD 153557 b
Rank #3211 of the ranked catalogue · Discovered by Radial Velocity in 2022
HZ 0%M sin i
0.086
Earth-2.0 index
0.241
Earth Similarity Index
0%
Habitable-zone probability
4.77 R⊕
Radius
Planet
Mass20.341 M⊕M sin i
Bulk density1.030 g/cm³
Orbital period7.2990 days
Semi-major axis0.06800 au
Eccentricity0.065
Incident flux59.223 S⊕
Equilibrium temperature705.2 K
Maximum angular separation3.79 masReflected-light contrast 8.54e-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 coverage50%0% median composite-to-default difference over shared parameters.
Host star & system
HostHD 153557
Spectral typeK0
Effective temperature4837 K
Radius0.745 R☉
Mass0.790 M☉
Distance17.9 pc / 58.5 ly
DiscoveryRadial Velocity, 2022