Finding Earth 2.0
HD 185283 · K3 V

HD 185283 b

Rank #3853 of the ranked catalogue · Discovered by Radial Velocity in 2023

HZ 0%measured

0.081

Earth-2.0 index

0.169

Earth Similarity Index

0%

Habitable-zone probability

13.60 R⊕

Radius

Planet

Mass413.177 M⊕measured
Bulk density0.903 g/cm³
Orbital period4060.0000 days
Semi-major axis4.60000 au
Eccentricity0.070
Incident flux0.013 S⊕
Equilibrium temperature85.8 K
Maximum angular separation146.52 masReflected-light contrast 1.52e-9 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 coverage50%0% median composite-to-default difference over shared parameters.

Host star & system

HostHD 185283
Spectral typeK3 V
Effective temperature4848 K
Radius0.743 R☉
Mass0.800 M☉
Distance31.4 pc / 102.4 ly
DiscoveryRadial Velocity, 2023