Finding Earth 2.0
2MASS J01033563-5515561 A · M5.5/M6

2MASS J01033563-5515561 AB b

Discovered by Imaging in 2013

unknownmeasured

Earth-2.0 index

Earth Similarity Index

Habitable-zone probability

12.30 R⊕

Radius

Planet

Mass4131.790 M⊕measured
Bulk density12.200 g/cm³
Orbital period— days
Semi-major axis84.00000 au
Eccentricity
Incident flux— S⊕
Equilibrium temperature— K
Maximum angular separation1779.66 masReflected-light contrast 3.72e-12 at Aᵍ = 0.30 and Lambertian quadrature.
Composite parameter sources2 · 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 J01033563-5515561 A
Spectral typeM5.5/M6
Effective temperature— K
Radius— R☉
Mass0.190 M☉
Distance47.2 pc / 153.9 ly
DiscoveryImaging, 2013