Finding Earth 2.0
HD 183579 · G2 V

HD 183579 b

Rank #1234 of the ranked catalogue · Discovered by Transit in 2021

HZ 0%measured

0.103

Earth-2.0 index

0.299

Earth Similarity Index

0%

Habitable-zone probability

3.49 R⊕

Radius

Planet

Mass20.400 M⊕measured
Bulk density2.650 g/cm³
Orbital period17.4713 days
Semi-major axis0.13220 au
Eccentricity0.061
Incident flux58.100 S⊕
Equilibrium temperature701.8 K
Transit-time σ at 20309.0 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation2.31 masReflected-light contrast 1.21e-7 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 coverage92%0% median composite-to-default difference over shared parameters.

Host star & system

HostHD 183579
Spectral typeG2 V
Effective temperature5784 K
Radius0.960 R☉
Mass0.996 M☉
Distance57.3 pc / 186.8 ly
DiscoveryTransit, 2021