Finding Earth 2.0
HD 147873 · G1 V

HD 147873 b

Rank #2609 of the ranked catalogue · Discovered by Radial Velocity in 2016

HZ 0%M sin i

0.091

Earth-2.0 index

0.281

Earth Similarity Index

0%

Habitable-zone probability

12.80 R⊕

Radius

Planet

Mass1633.646 M⊕M sin i
Bulk density4.280 g/cm³
Orbital period116.5960 days
Semi-major axis0.52200 au
Eccentricity0.207
Incident flux21.983 S⊕
Equilibrium temperature550.4 K
Maximum angular separation4.79 masReflected-light contrast 1.04e-7 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 147873
Spectral typeG1 V
Effective temperature5972 K
Radius2.290 R☉
Mass1.380 M☉
Distance109.1 pc / 355.7 ly
DiscoveryRadial Velocity, 2016