HD 168443 b

A confirmed exoplanet orbiting HD 168443.

Compared with Earth

Mass
About 2,424 times Earth's mass.
Year
A year here lasts about 58 Earth days.

Planet

Radius
Unknown
Mass
2,424 × Earth
Density
Unknown
Equilibrium temperature
Unknown
Starlight received
Unknown
Orbital period
58.11 days
Average distance from its star
0.292 AU

Star

Host star
HD 168443
Spectral class
Unknown
Surface temperature
Unknown
Radius
Unknown
Mass
0.98 × Sun
Age
Unknown

System

Distance from Earth
129.2 light-years (39.62 parsecs)
Stars in system
1
Known planets
2

Discovery

Year
1998
Method
Radial Velocity
Facility
W. M. Keck Observatory

Data from the NASA Exoplanet Archive, synced October 14, 2026.