Finding Earth 2.0
HD 260655 · M0 V

HD 260655 b

Rank #415 of the ranked catalogue · Discovered by Transit in 2022

HZ 0%measured

0.116

Earth-2.0 index

0.423

Earth Similarity Index

0%

Habitable-zone probability

1.24 R⊕

Radius

Planet

Mass2.140 M⊕measured
Bulk density6.200 g/cm³
Orbital period2.7695 days
Semi-major axis0.02933 au
Eccentricity0.039
Incident flux42.200 S⊕
Equilibrium temperature647.9 K
Transit-time σ at 203046.9 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation2.93 masReflected-light contrast 3.10e-7 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 coverage100%0% median composite-to-default difference over shared parameters.

Host star & system

HostHD 260655
Spectral typeM0 V
Effective temperature3803 K
Radius0.439 R☉
Mass0.439 M☉
Distance10.0 pc / 32.6 ly
DiscoveryTransit, 2022