Finding Earth 2.0
HD 173416 · G8

HD 173416 b

Rank #3800 of the ranked catalogue · Discovered by Radial Velocity in 2008

HZ 0%M sin i

0.081

Earth-2.0 index

0.192

Earth Similarity Index

0%

Habitable-zone probability

13.40 R⊕

Radius

Planet

Mass585.122 M⊕M sin i
Bulk density1.340 g/cm³
Orbital period322.0300 days
Semi-major axis1.15800 au
Eccentricity0.208
Incident flux58.154 S⊕
Equilibrium temperature702.0 K
Maximum angular separation8.76 masReflected-light contrast 2.32e-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 173416
Spectral typeG8
Effective temperature4683 K
Radius13.500 R☉
Mass2.000 M☉
Distance132.2 pc / 431.1 ly
DiscoveryRadial Velocity, 2008