Finding Earth 2.0
HD 79181 · G8 III

HD 79181 b

Rank #4784 of the ranked catalogue · Discovered by Radial Velocity in 2021

HZ 0%M sin i

0.071

Earth-2.0 index

0.144

Earth Similarity Index

0%

Habitable-zone probability

14.10 R⊕

Radius

Planet

Mass203.410 M⊕M sin i
Bulk density0.399 g/cm³
Orbital period273.1000 days
Semi-major axis0.90000 au
Eccentricity0.259
Incident flux76.062 S⊕
Equilibrium temperature750.7 K
Maximum angular separation8.71 masReflected-light contrast 4.26e-8 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 79181
Spectral typeG8 III
Effective temperature4862 K
Radius11.060 R☉
Mass1.280 M☉
Distance103.3 pc / 337.0 ly
DiscoveryRadial Velocity, 2021