HD 100777 · G8 V
HD 100777 b
Rank #674 of the ranked catalogue · Discovered by Radial Velocity in 2007
HZ 100%measured
0.111
Earth-2.0 index
0.426
Earth Similarity Index
100%
Habitable-zone probability
13.70 R⊕
Radius
Planet
Mass390.929 M⊕measured
Bulk density0.835 g/cm³
Orbital period383.0000 days
Semi-major axis1.06000 au
Eccentricity0.380
Incident flux0.934 S⊕
Equilibrium temperature249.9 K
Maximum angular separation21.40 masReflected-light contrast 2.90e-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 coverage50%0% median composite-to-default difference over shared parameters.
Host star & system
HostHD 100777
Spectral typeG8 V
Effective temperature5533 K
Radius1.040 R☉
Mass1.080 M☉
Distance49.5 pc / 161.6 ly
DiscoveryRadial Velocity, 2007