Finding Earth 2.0
GJ 3779 · M4.0 V

GJ 3779 b

Rank #948 of the ranked catalogue · Discovered by Radial Velocity in 2018

HZ 0%M sin i

0.107

Earth-2.0 index

0.443

Earth Similarity Index

0%

Habitable-zone probability

2.75 R⊕

Radius

Planet

Mass8.000 M⊕M sin i
Bulk density2.110 g/cm³
Orbital period3.0232 days
Semi-major axis0.02600 au
Eccentricity0.070
Incident flux12.825 S⊕
Equilibrium temperature481.0 K
Maximum angular separation1.89 masReflected-light contrast 1.94e-6 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 coverage67%0% median composite-to-default difference over shared parameters.

Host star & system

HostGJ 3779
Spectral typeM4.0 V
Effective temperature3324 K
Radius0.281 R☉
Mass0.270 M☉
Distance13.7 pc / 44.8 ly
DiscoveryRadial Velocity, 2018