Finding Earth 2.0
HD 15337 · K1 V

HD 15337 c

Rank #959 of the ranked catalogue · Discovered by Transit in 2019

HZ 0%measured

0.107

Earth-2.0 index

0.337

Earth Similarity Index

0%

Habitable-zone probability

2.53 R⊕

Radius

Planet

Mass6.792 M⊕measured
Bulk density2.303 g/cm³
Orbital period17.1806 days
Semi-major axis0.12350 au
Eccentricity0.096
Incident flux45.069 S⊕
Equilibrium temperature658.6 K
Transit-time σ at 20309.2 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation2.76 masReflected-light contrast 7.26e-8 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 coverage75%0% median composite-to-default difference over shared parameters.

Host star & system

HostHD 15337
Spectral typeK1 V
Effective temperature5131 K
Radius0.855 R☉
Mass0.829 M☉
Distance44.8 pc / 146.2 ly
DiscoveryTransit, 2019