Finding Earth 2.0
HD 59686 A · K2 III

HD 59686 A b

Rank #3498 of the ranked catalogue · Discovered by Radial Velocity in 2016

HZ 0%M sin i

0.084

Earth-2.0 index

0.223

Earth Similarity Index

0%

Habitable-zone probability

12.70 R⊕

Radius

Planet

Mass2199.384 M⊕M sin i
Bulk density5.900 g/cm³
Orbital period299.3600 days
Semi-major axis1.08600 au
Eccentricity0.050
Incident flux56.234 S⊕
Equilibrium temperature696.1 K
Maximum angular separation12.16 masReflected-light contrast 2.37e-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 59686 A
Spectral typeK2 III
Effective temperature4658 K
Radius13.200 R☉
Mass1.900 M☉
Distance89.3 pc / 291.2 ly
DiscoveryRadial Velocity, 2016