HD 188015 · G5 IV
HD 188015 b
Rank #1006 of the ranked catalogue · Discovered by Radial Velocity in 2004
HZ 100%M sin i
0.106
Earth-2.0 index
0.428
Earth Similarity Index
100%
Habitable-zone probability
13.60 R⊕
Radius
Planet
Mass476.720 M⊕M sin i
Bulk density1.040 g/cm³
Orbital period461.2000 days
Semi-major axis1.20300 au
Eccentricity0.137
Incident flux0.791 S⊕
Equilibrium temperature239.8 K
Maximum angular separation23.74 masReflected-light contrast 2.22e-8 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 coverage58%0% median composite-to-default difference over shared parameters.
Host star & system
HostHD 188015
Spectral typeG5 IV
Effective temperature5746 K
Radius1.125 R☉
Mass1.090 M☉
Distance50.7 pc / 165.3 ly
DiscoveryRadial Velocity, 2004