HD 176986 · K2.5 V
HD 176986 d
Rank #348 of the ranked catalogue · Discovered by Radial Velocity in 2026
HZ 0%M sin i
0.118
Earth-2.0 index
0.589
Earth Similarity Index
0%
Habitable-zone probability
2.49 R⊕
Radius
Planet
Mass6.760 M⊕M sin i
Bulk density2.410 g/cm³
Orbital period61.3760 days
Semi-major axis0.28149 au
Eccentricity—
Incident flux4.090 S⊕
Equilibrium temperature361.5 K
Maximum angular separation10.13 masReflected-light contrast 1.36e-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 coverage82%0% median composite-to-default difference over shared parameters.
Host star & system
HostHD 176986
Spectral typeK2.5 V
Effective temperature4931 K
Radius0.782 R☉
Mass0.789 M☉
Distance27.8 pc / 90.6 ly
DiscoveryRadial Velocity, 2026