HD 204313 b
Orbiting HD 204313
HD 204313 b is an exoplanet orbiting the star HD 204313, discovered in 2010 using the Radial Velocity method.
Mass
1466.78
Earth masses
Orbital Period
2041.1
days
Distance
47.8
parsecs
Radius (Earth radii)
Unknown
Mass (Earth masses)
1466.78
Measured
Equilibrium Temperature
Unknown
Parameter source: Feng et al. 2022
Orbital Period
2041.115+1.681−1.867days
Semi-Major Axis
3.1850+0.1300−0.1430au
Planet Mass (Earth masses)
1466.78+410.00−97.26
Planet Mass (Jupiter masses)
4.6150+1.2900−0.3060
Eccentricity
0.1000+0.0030−0.0030
Epoch of Periastron
2449883.77+11.37−10.37days(BJD)
Argument of Periastron
287.0+1.6−1.8deg
Radial Velocity Semi-Amplitude
69.43+0.31−0.32m/s
Distance from Earth
47.8 pc (~156 ly)
Spectral Type
Unknown
Temperature
Unknown
Mass (Solar)
1.03 M☉
Radius (Solar)
Unknown
Luminosity
Unknown
Planets in System
3
Stars in System
1
Coordinates (RA, Dec)
322.0511°, -21.7274°
Discovery Method
Radial Velocity
Discovery Year
2010
Source ID: HD 204313 b
HD 204313 b orbits HD 204313 and was reported in 2010 and was detected with the Radial Velocity method.
Published measurements list a mass of 1,466.78 Earth masses and an orbital period of 2,041.12 days.
Catalog data places the system at about 47.8 parsecs from Earth and 3 known planets in the system.
Host star
Explore the stellar record for this system to compare temperature, spectral type, and known planets.
Open HD 204313More planets in this system