CONFIRMED EXOPLANET
·
Sub-Neptune
HD 219828 b
Orbits Host Star: HD 219828
(Type G0 IV)
· Distance: 238.500 Light-Years (73.114 pc)
Planetary Radius
4.590 R⊕
Planetary Mass
19.070 M⊕
Surface Gravity
0.91 g / g⊕
Equilibrium Temp
1603K (+1330°C / +2426°F)
Orbital Period
3.835 days
Discovery Year
2007 (Radial Velocity)
Habitability Assessment
⚠️ Thermal Exclusions: High equilibrium temperature (1603 K · +1330°C / +2426°F) places this world well interior to the runaway greenhouse threshold.
Discovery Facility: La Silla Observatory.
Other Worlds in the HD 219828 System (1)
NASA EXOPLANET ARCHIVE COMPOSITE PARAMETERS