Finding Earth 2.0
GJ 357 · M2.5 V

GJ 357 c

Rank #208 of the ranked catalogue · Discovered by Radial Velocity in 2019

HZ 0%M sin i

0.123

Earth-2.0 index

0.669

Earth Similarity Index

0%

Habitable-zone probability

1.66 R⊕

Radius

Planet

Mass3.400 M⊕M sin i
Bulk density4.080 g/cm³
Orbital period9.1247 days
Semi-major axis0.06100 au
Eccentricity
Incident flux4.450 S⊕
Equilibrium temperature369.2 K
Maximum angular separation6.46 masReflected-light contrast 1.29e-7 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 coverage82%0% median composite-to-default difference over shared parameters.

Host star & system

HostGJ 357
Spectral typeM2.5 V
Effective temperature3505 K
Radius0.337 R☉
Mass0.342 M☉
Distance9.4 pc / 30.8 ly
DiscoveryRadial Velocity, 2019