HD 83443 b
Orbiting HD 83443
HD 83443 b is an exoplanet orbiting the star HD 83443, discovered in 2002 using the Radial Velocity method.
Minimum Mass (M sin i)
127.77
Earth masses
Orbital Period
3.0
days
Distance
40.9
parsecs
Radius (Earth radii)
Unknown
Minimum Mass, M sin(i) (Earth masses)
127.77
Radial-velocity minimum
Equilibrium Temperature
Unknown
Parameter source: Errico et al. 2022
Orbital Period
2.986+0.000−0.000days
Semi-Major Axis
0.0406+0.0004−0.0004au
M sin(i) (Earth masses)
127.77+2.54−2.54
M sin(i) (Jupiter masses)
0.4020+0.0080−0.0080
Eccentricity
0.0120+0.0070−0.0060
Argument of Periastron
344.0+11.0−15.0deg
Radial Velocity Semi-Amplitude
56.73+0.36−0.36m/s
Distance from Earth
40.9 pc (~133 ly)
Spectral Type
K0 V
Temperature
5442 K
Mass (Solar)
1.00 M☉
Radius (Solar)
0.94 R☉
Luminosity
-0.10 log L☉
Planets in System
2
Stars in System
1
Coordinates (RA, Dec)
144.2994°, -43.2727°
Discovery Method
Radial Velocity
Discovery Year
2002
Source ID: HD 83443 b
HD 83443 b orbits HD 83443 and was reported in 2002 and was detected with the Radial Velocity method.
Published measurements list a minimum mass of 127.77 Earth masses (M sin i) and an orbital period of 2.99 days.
Catalog data places the system at about 40.9 parsecs from Earth, a host star classified as K0 V, and 2 known planets in the system.
Host star
Explore the stellar record for this system to compare temperature, spectral type, and known planets.
Open HD 83443More planets in this system