HD 147873 b
Orbiting HD 147873
HD 147873 b is an exoplanet orbiting the star HD 147873, discovered in 2016 using the Radial Velocity method.
Minimum Mass (M sin i)
1633.65
Earth masses
Orbital Period
116.6
days
Distance
109.1
parsecs
Radius (Earth radii)
Unknown
Minimum Mass, M sin(i) (Earth masses)
1633.65
Radial-velocity minimum
Equilibrium Temperature
Unknown
Parameter source: Jenkins et al. 2017
Orbital Period
116.596+0.023−0.023days
Semi-Major Axis
0.5220+0.0180−0.0180au
M sin(i) (Earth masses)
1633.65+108.06−108.06
M sin(i) (Jupiter masses)
5.1400+0.3400−0.3400
Eccentricity
0.2070+0.0130−0.0130
Argument of Periastron
80.2+2.9−2.9deg
Radial Velocity Semi-Amplitude
171.50+1.20−1.20m/s
Distance from Earth
109.1 pc (~356 ly)
Spectral Type
G1 V
Temperature
5972 K
Mass (Solar)
1.38 M☉
Radius (Solar)
2.29 R☉
Luminosity
0.78 log L☉
Planets in System
2
Stars in System
2
Coordinates (RA, Dec)
246.4380°, -33.5672°
Discovery Method
Radial Velocity
Discovery Year
2016
Source ID: HD 147873 b
HD 147873 b orbits HD 147873 and was reported in 2016 and was detected with the Radial Velocity method.
Published measurements list a minimum mass of 1,633.65 Earth masses (M sin i) and an orbital period of 116.6 days.
Catalog data places the system at about 109.1 parsecs from Earth, a host star classified as G1 V, 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 147873More planets in this system