HD 115404 A b
Orbiting HD 115404 A
HD 115404 A b is an exoplanet orbiting the star HD 115404 A, discovered in 2022 using the Radial Velocity method.
Minimum Mass (M sin i)
30.83
Earth masses
Orbital Period
10.5
days
Distance
11.0
parsecs
Radius (Earth radii)
Unknown
Minimum Mass, M sin(i) (Earth masses)
30.83
Radial-velocity minimum
Equilibrium Temperature
Unknown
Parameter source: Feng et al. 2022
Orbital Period
10.495+0.001−0.002days
Semi-Major Axis
0.0880+0.0030−0.0040au
M sin(i) (Earth masses)
30.83+6.36−6.99
M sin(i) (Jupiter masses)
0.0970+0.0200−0.0220
Eccentricity
0.2320+0.1970−0.1380
Epoch of Periastron
2452305.41+1.67−3.66days(BJD)
Argument of Periastron
259.2+66.8−85.2deg
Radial Velocity Semi-Amplitude
10.51+2.40−2.01m/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 b
HD 115404 A b orbits HD 115404 A and was reported in 2022 and was detected with the Radial Velocity method.
Published measurements list a minimum mass of 30.83 Earth masses (M sin i) and an orbital period of 10.49 days.
Catalog data places the system at about 11 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 115404 AMore planets in this system