HD 39194 d
Orbiting HD 39194
HD 39194 d is an exoplanet orbiting the star HD 39194, discovered in 2021 using the Radial Velocity method.
Minimum Mass (M sin i)
5.16
Earth masses
Orbital Period
33.9
days
Distance
26.4
parsecs
Radius (Earth radii)
Unknown
Minimum Mass, M sin(i) (Earth masses)
5.16
Radial-velocity minimum
Equilibrium Temperature
Unknown
Parameter source: Standing et al. 2026
Orbital Period
33.874+0.024−0.024days
Semi-Major Axis
0.1949+0.0031−0.0031au
M sin(i) (Earth masses)
5.16+0.59−0.59
M sin(i) (Jupiter masses)
0.0162+0.0019−0.0019
Eccentricity
<0.159
Epoch of Periastron
2452932.30+8.80−16.80days(BJD)
Argument of Periastron
240.0+80.0−190.0deg
Radial Velocity Semi-Amplitude
1.13+0.13−0.13m/s
Distance from Earth
26.4 pc (~86 ly)
Spectral Type
Unknown
Temperature
Unknown
Mass (Solar)
0.86 M☉
Radius (Solar)
Unknown
Luminosity
Unknown
Planets in System
3
Stars in System
1
Coordinates (RA, Dec)
86.1291°, -70.1382°
Discovery Method
Radial Velocity
Discovery Year
2021
Source ID: HD 39194 d
HD 39194 d orbits HD 39194 and was reported in 2021 and was detected with the Radial Velocity method.
Published measurements list a minimum mass of 5.16 Earth masses (M sin i) and an orbital period of 33.87 days.
Catalog data places the system at about 26.4 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 39194More planets in this system