Finding Earth 2.0
HD 10180 · G1 V

HD 10180 g

Discovered by Radial Velocity in 2010

HZ 100%upper limit

Earth-2.0 index

Earth Similarity Index

100%

Habitable-zone probability

— R⊕

Radius

Planet

Mass3375.338 M⊕upper limit
Bulk density
Orbital period604.6700 days
Semi-major axis1.42700 au
Eccentricity0.263
Incident flux0.732 S⊕
Equilibrium temperature235.1 K
Maximum angular separation36.63 mas
Composite parameter sources5 · mixedThe archive may select different publications for different parameters; mixed-source is disclosed, not automatically penalised.
Default-solution coverage80%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