Finding Earth 2.0
HIP 8541 · K2 III/IV

HIP 8541 b

Rank #322 of the ranked catalogue · Discovered by Radial Velocity in 2016

HZ 0%measured

0.119

Earth-2.0 index

0.479

Earth Similarity Index

0%

Habitable-zone probability

12.60 R⊕

Radius

Planet

Mass2451.728 M⊕measured
Bulk density6.730 g/cm³
Orbital period1852.1439 days
Semi-major axis3.72900 au
Eccentricity0.360
Incident flux1.468 S⊕
Equilibrium temperature279.8 K
Maximum angular separation24.04 masReflected-light contrast 1.98e-9 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 coverage50%0% median composite-to-default difference over shared parameters.

Host star & system

HostHIP 8541
Spectral typeK2 III/IV
Effective temperature4672 K
Radius6.840 R☉
Mass2.009 M☉
Distance155.1 pc / 505.9 ly
DiscoveryRadial Velocity, 2016