Finding Earth 2.0
HIP 8541 · K2 III/IV

HD 11343 c

Rank #3785 of the ranked catalogue · Discovered by Radial Velocity in 2022

HZ 0%M sin i

0.082

Earth-2.0 index

0.205

Earth Similarity Index

0%

Habitable-zone probability

13.90 R⊕

Radius

Planet

Mass255.534 M⊕M sin i
Bulk density0.523 g/cm³
Orbital period228.5373 days
Semi-major axis0.92300 au
Eccentricity0.169
Incident flux23.966 S⊕
Equilibrium temperature562.4 K
Maximum angular separation5.95 masReflected-light contrast 3.94e-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 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, 2022