Finding Earth 2.0
HD 159243 · G0 V

HD 159243 b

Rank #4796 of the ranked catalogue · Discovered by Radial Velocity in 2013

HZ 0%M sin i

0.071

Earth-2.0 index

0.150

Earth Similarity Index

0%

Habitable-zone probability

13.70 R⊕

Radius

Planet

Mass359.130 M⊕M sin i
Bulk density0.767 g/cm³
Orbital period12.6200 days
Semi-major axis0.11000 au
Eccentricity0.020
Incident flux107.452 S⊕
Equilibrium temperature818.4 K
Maximum angular separation1.50 masReflected-light contrast 2.69e-6 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 coverage67%0% median composite-to-default difference over shared parameters.

Host star & system

HostHD 159243
Spectral typeG0 V
Effective temperature6123 K
Radius1.120 R☉
Mass1.125 M☉
Distance73.3 pc / 239.1 ly
DiscoveryRadial Velocity, 2013