Finding Earth 2.0
HD 177565 · G8V

HD 177565 b

Rank #1545 of the ranked catalogue · Discovered by Radial Velocity in 2017

HZ 0%M sin i

0.100

Earth-2.0 index

0.367

Earth Similarity Index

0%

Habitable-zone probability

4.00 R⊕

Radius

Planet

Mass15.100 M⊕M sin i
Bulk density1.300 g/cm³
Orbital period44.5050 days
Semi-major axis0.24600 au
Eccentricity0.059
Incident flux14.594 S⊕
Equilibrium temperature496.8 K
Maximum angular separation14.54 masReflected-light contrast 4.59e-8 at Aᵍ = 0.30 and Lambertian quadrature.
Composite parameter sources6 · 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

HostHD 177565
Spectral typeG8V
Effective temperature5627 K
Radius0.972 R☉
Mass1.000 M☉
Distance16.9 pc / 55.2 ly
DiscoveryRadial Velocity, 2017