HD 115404 A c
Orbiting HD 115404 A
HD 115404 A c is an exoplanet orbiting the star HD 115404 A, discovered in 2022 using the Radial Velocity method.
Mass
3279.67
Earth masses
Orbital Period
15319.2
days
Distance
11.0
parsecs
Radius (Earth radii)
Unknown
Mass (Earth masses)
3279.67
Measured
Equilibrium Temperature
Unknown
Parameter source: Feng et al. 2022
Orbital Period
15319.225+7240.326−3541.365days
Semi-Major Axis
11.3640+3.3010−1.9050au
Planet Mass (Earth masses)
3279.67+468.16−384.25
Planet Mass (Jupiter masses)
10.3190+1.4730−1.2090
Eccentricity
0.2110+0.1730−0.1020
Epoch of Periastron
2441172.40+4650.94−7360.41days(BJD)
Argument of Periastron
312.1+41.0−22.2deg
Radial Velocity Semi-Amplitude
42.40+2.56−1.95m/s
Distance from Earth
11.0 pc (~36 ly)
Spectral Type
Unknown
Temperature
Unknown
Mass (Solar)
0.83 M☉
Radius (Solar)
Unknown
Luminosity
Unknown
Planets in System
2
Stars in System
1
Coordinates (RA, Dec)
199.2156°, 17.0160°
Discovery Method
Radial Velocity
Discovery Year
2022
Source ID: HD 115404 A c
HD 115404 A c orbits HD 115404 A and was reported in 2022 and was detected with the Radial Velocity method.
Published measurements list a mass of 3,279.67 Earth masses and an orbital period of 15,319.23 days.
Catalog data places the system at about 11 parsecs from Earth and 2 known planets in the system.
Host star
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