Finding Earth 2.0
GJ 849 · M3.5

GJ 849 b

Rank #4878 of the ranked catalogue · Discovered by Radial Velocity in 2006

HZ 0%M sin i

0.070

Earth-2.0 index

0.119

Earth Similarity Index

0%

Habitable-zone probability

13.90 R⊕

Radius

Planet

Mass283.821 M⊕M sin i
Bulk density0.581 g/cm³
Orbital period1925.3100 days
Semi-major axis2.32000 au
Eccentricity0.029
Incident flux0.005 S⊕
Equilibrium temperature66.9 K
Maximum angular separation263.62 masReflected-light contrast 6.23e-9 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

HostGJ 849
Spectral typeM3.5
Effective temperature3467 K
Radius0.450 R☉
Mass0.450 M☉
Distance8.8 pc / 28.7 ly
DiscoveryRadial Velocity, 2006