HD 153557 · K0
HD 153557 c
Rank #2081 of the ranked catalogue · Discovered by Radial Velocity in 2022
HZ 0%M sin i
0.095
Earth-2.0 index
0.321
Earth Similarity Index
0%
Habitable-zone probability
4.36 R⊕
Radius
Planet
Mass17.481 M⊕M sin i
Bulk density1.160 g/cm³
Orbital period15.2702 days
Semi-major axis0.11100 au
Eccentricity0.511
Incident flux22.226 S⊕
Equilibrium temperature551.9 K
Maximum angular separation6.19 masReflected-light contrast 2.68e-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