Finding Earth 2.0
HD 211403 · F7 V

HD 211403 b

Rank #1067 of the ranked catalogue · Discovered by Radial Velocity in 2021

HZ 0%M sin i

0.105

Earth-2.0 index

0.425

Earth Similarity Index

0%

Habitable-zone probability

12.80 R⊕

Radius

Planet

Mass1760.769 M⊕M sin i
Bulk density4.610 g/cm³
Orbital period223.8000 days
Semi-major axis0.76800 au
Eccentricity0.084
Incident flux3.440 S⊕
Equilibrium temperature346.2 K
Maximum angular separation9.24 masReflected-light contrast 4.82e-8 at Aᵍ = 0.30 and Lambertian quadrature.
Composite parameter sources3 · mixedThe archive may select different publications for different parameters; mixed-source is disclosed, not automatically penalised.
Default-solution coverage83%0% median composite-to-default difference over shared parameters.

Host star & system

HostHD 211403
Spectral typeF7 V
Effective temperature6273 K
Radius1.206 R☉
Mass1.200 M☉
Distance83.1 pc / 271.0 ly
DiscoveryRadial Velocity, 2021