Finding Earth 2.0
HD 10180 · G1 V

HD 10180 e

Rank #1923 of the ranked catalogue · Discovered by Radial Velocity in 2010

HZ 0%M sin i / sin i

0.097

Earth-2.0 index

0.297

Earth Similarity Index

0%

Habitable-zone probability

5.39 R⊕

Radius

Planet

Mass25.100 M⊕M sin i / sin i
Bulk density0.881 g/cm³
Orbital period49.7480 days
Semi-major axis0.26990 au
Eccentricity0.051
Incident flux20.454 S⊕
Equilibrium temperature540.6 K
Maximum angular separation6.93 masReflected-light contrast 6.92e-8 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 10180
Spectral typeG1 V
Effective temperature5911 K
Radius1.109 R☉
Mass1.060 M☉
Distance39.0 pc / 127.1 ly
DiscoveryRadial Velocity, 2010