HD 155358 b
Orbiting HD 155358
HD 155358 b is an exoplanet orbiting the star HD 155358, discovered in 2007 using the Radial Velocity method.
Minimum Mass (M sin i)
314.65
Earth masses
Orbital Period
194.3
days
Distance
43.6
parsecs
Radius (Earth radii)
Unknown
Minimum Mass, M sin(i) (Earth masses)
314.65
Radial-velocity minimum
Equilibrium Temperature
Unknown
Parameter source: Stassun et al. 2017
Orbital Period
194.300+0.300−0.300days
Semi-Major Axis
0.6300+0.0200−0.0200au
M sin(i) (Earth masses)
314.65+25.43−25.43
M sin(i) (Jupiter masses)
0.9900+0.0800−0.0800
Eccentricity
0.1700+0.0300−0.0300
Radial Velocity Semi-Amplitude
32.00+2.00−2.00m/s
Distance from Earth
43.6 pc (~142 ly)
Spectral Type
Unknown
Temperature
5905 K
Mass (Solar)
1.15 M☉
Radius (Solar)
1.38 R☉
Luminosity
Unknown
Planets in System
2
Stars in System
1
Coordinates (RA, Dec)
257.3931°, 33.3549°
Discovery Method
Radial Velocity
Discovery Year
2007
Source ID: HD 155358 b
HD 155358 b orbits HD 155358 and was reported in 2007 and was detected with the Radial Velocity method.
Published measurements list a minimum mass of 314.65 Earth masses (M sin i) and an orbital period of 194.3 days.
Catalog data places the system at about 43.6 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 155358More planets in this system