Finding Earth 2.0
HD 167677 · G5 V

HD 167677 b

Rank #1518 of the ranked catalogue · Discovered by Radial Velocity in 2023

HZ 0%measured

0.100

Earth-2.0 index

0.305

Earth Similarity Index

0%

Habitable-zone probability

13.20 R⊕

Radius

Planet

Mass905.811 M⊕measured
Bulk density2.160 g/cm³
Orbital period1820.0000 days
Semi-major axis2.87700 au
Eccentricity0.182
Incident flux0.089 S⊕
Equilibrium temperature138.9 K
Maximum angular separation52.96 masReflected-light contrast 3.65e-9 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 coverage58%0% median composite-to-default difference over shared parameters.

Host star & system

HostHD 167677
Spectral typeG5 V
Effective temperature5474 K
Radius0.953 R☉
Mass0.960 M☉
Distance54.3 pc / 177.2 ly
DiscoveryRadial Velocity, 2023