HD 43197 b
Orbiting HD 43197
HD 43197 b is an exoplanet orbiting the star HD 43197, discovered in 2010 using the Radial Velocity method.
Minimum Mass (M sin i)
175.76
Earth masses
Orbital Period
308.9
days
Distance
62.4
parsecs
Radius (Earth radii)
Unknown
Minimum Mass, M sin(i) (Earth masses)
175.76
Radial-velocity minimum
Equilibrium Temperature
Unknown
Parameter source: Feng et al. 2022
Orbital Period
308.921+2.341−2.836days
Semi-Major Axis
0.8820+0.0350−0.0390au
M sin(i) (Earth masses)
175.76+16.53−15.26
M sin(i) (Jupiter masses)
0.5530+0.0520−0.0480
Eccentricity
0.7420+0.0170−0.0180
Epoch of Periastron
2452535.10+17.50−14.90days(BJD)
Argument of Periastron
268.5+3.8−4.5deg
Radial Velocity Semi-Amplitude
25.44+1.47−1.12m/s
Distance from Earth
62.4 pc (~204 ly)
Spectral Type
Unknown
Temperature
Unknown
Mass (Solar)
0.96 M☉
Radius (Solar)
Unknown
Luminosity
Unknown
Planets in System
2
Stars in System
1
Coordinates (RA, Dec)
93.3993°, -29.8972°
Discovery Method
Radial Velocity
Discovery Year
2010
Source ID: HD 43197 b
HD 43197 b orbits HD 43197 and was reported in 2010 and was detected with the Radial Velocity method.
Published measurements list a minimum mass of 175.76 Earth masses (M sin i) and an orbital period of 308.92 days.
Catalog data places the system at about 62.4 parsecs from Earth 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 43197More planets in this system