HD 178911 B · G5
HD 178911 B b
Rank #1488 of the ranked catalogue · Discovered by Radial Velocity in 2001
HZ 0%M sin i
0.101
Earth-2.0 index
0.342
Earth Similarity Index
0%
Habitable-zone probability
12.60 R⊕
Radius
Planet
Mass2552.175 M⊕M sin i
Bulk density7.010 g/cm³
Orbital period71.4840 days
Semi-major axis0.34000 au
Eccentricity0.110
Incident flux7.832 S⊕
Equilibrium temperature425.2 K
Maximum angular separation8.30 masReflected-light contrast 2.38e-7 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 coverage67%0% median composite-to-default difference over shared parameters.
Host star & system
HostHD 178911 B
Spectral typeG5
Effective temperature5588 K
Radius1.080 R☉
Mass1.240 M☉
Distance41.0 pc / 133.6 ly
DiscoveryRadial Velocity, 2001