Finding Earth 2.0
2MASS J01225093-2439505 · M3.5 V

2MASS J01225093-2439505 b

Rank #5642 of the ranked catalogue · Discovered by Imaging in 2013

HZ 0%measured

0.034

Earth-2.0 index

0.014

Earth Similarity Index

0%

Habitable-zone probability

11.21 R⊕

Radius

Planet

Mass7786.500 M⊕measured
Bulk density30.400 g/cm³
Orbital period— days
Semi-major axis52.00000 au
Eccentricity
Incident flux0.000 S⊕
Equilibrium temperature13.1 K
Maximum angular separation1537.18 masReflected-light contrast 8.07e-12 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 coverage50%0% median composite-to-default difference over shared parameters.

Host star & system

Host2MASS J01225093-2439505
Spectral typeM3.5 V
Effective temperature3530 K
Radius0.366 R☉
Mass0.400 M☉
Distance33.8 pc / 110.3 ly
DiscoveryImaging, 2013