HD 199509 b

HD 199509 b is a gas giant exoplanet that orbits a G-type star. Its mass is 0.136 Jupiters, it takes 99.6 days to complete one orbit of its star, and is 0.426 AU from its star. Its discovery was announced in 2022.
Planet Radius:
0.663 x Jupiter (estimate)
Planet Type:
  • Gas Giant
Discovery Method:
  • Radial Velocity
Planet Mass:
0.136 Jupiters
Discovery Date:
Orbital Radius:
0.426 AU
Orbital Period:
99.6 days
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