GJ 273 · M3.5
GJ 273 b
Rank #87 of the ranked catalogue · Discovered by Radial Velocity in 2017
HZ 0%M sin i
0.135
Earth-2.0 index
0.906
Earth Similarity Index
0%
Habitable-zone probability
1.51 R⊕
Radius
Planet
Mass2.890 M⊕M sin i
Bulk density4.610 g/cm³
Orbital period18.6498 days
Semi-major axis0.09110 au
Eccentricity0.100
Incident flux1.060 S⊕
Equilibrium temperature257.9 K
Maximum angular separation15.38 masReflected-light contrast 4.77e-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 coverage75%0% median composite-to-default difference over shared parameters.
Host star & system
HostGJ 273
Spectral typeM3.5
Effective temperature3382 K
Radius0.293 R☉
Mass0.290 M☉
Distance5.9 pc / 19.3 ly
DiscoveryRadial Velocity, 2017