Finding Earth 2.0
HD 155358 · G0

HD 155358 b

Rank #2156 of the ranked catalogue · Discovered by Radial Velocity in 2007

HZ 0%M sin i

0.095

Earth-2.0 index

0.303

Earth Similarity Index

0%

Habitable-zone probability

13.80 R⊕

Radius

Planet

Mass314.652 M⊕M sin i
Bulk density0.658 g/cm³
Orbital period194.3000 days
Semi-major axis0.63000 au
Eccentricity0.170
Incident flux5.021 S⊕
Equilibrium temperature380.5 K
Maximum angular separation14.44 masReflected-light contrast 8.33e-8 at Aᵍ = 0.30 and Lambertian quadrature.
Composite parameter sources5 · 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 155358
Spectral typeG0
Effective temperature5905 K
Radius1.380 R☉
Mass1.150 M☉
Distance43.6 pc / 142.3 ly
DiscoveryRadial Velocity, 2007