Finding Earth 2.0
HD 89839 · F7 V

HD 89839 b

Rank #1032 of the ranked catalogue · Discovered by Radial Velocity in 2023

HZ 0%measured

0.106

Earth-2.0 index

0.344

Earth Similarity Index

0%

Habitable-zone probability

12.80 R⊕

Radius

Planet

Mass1748.056 M⊕measured
Bulk density4.580 g/cm³
Orbital period3391.2000 days
Semi-major axis4.71300 au
Eccentricity0.185
Incident flux0.107 S⊕
Equilibrium temperature145.3 K
Maximum angular separation82.24 masReflected-light contrast 1.28e-9 at Aᵍ = 0.30 and Lambertian quadrature.
Composite parameter sources6 · mixedThe archive may select different publications for different parameters; mixed-source is disclosed, not automatically penalised.
Default-solution coverage50%0% median composite-to-default difference over shared parameters.

Host star & system

HostHD 89839
Spectral typeF7 V
Effective temperature6314 K
Radius1.286 R☉
Mass1.210 M☉
Distance57.3 pc / 186.9 ly
DiscoveryRadial Velocity, 2023