HD 5891 b
Orbiting HD 5891
HD 5891 b is an exoplanet orbiting the star HD 5891, discovered in 2011 using the Radial Velocity method.
Minimum Mass (M sin i)
2425.04
Earth masses
Orbital Period
177.1
days
Distance
283.5
parsecs
Radius (Earth radii)
Unknown
Minimum Mass, M sin(i) (Earth masses)
2425.04
Radial-velocity minimum
Equilibrium Temperature
Unknown
Parameter source: Stassun et al. 2017
Orbital Period
177.110+0.320−0.320days
Semi-Major Axis
0.6400+0.0400−0.0400au
M sin(i) (Earth masses)
2425.04+454.50−454.50
M sin(i) (Jupiter masses)
7.6300+1.4300−1.4300
Eccentricity
0.0700+0.0200−0.0200
Radial Velocity Semi-Amplitude
178.50+4.10−4.10m/s
Distance from Earth
283.5 pc (~925 ly)
Spectral Type
Unknown
Temperature
4673 K
Mass (Solar)
1.93 M☉
Radius (Solar)
10.64 R☉
Luminosity
Unknown
Planets in System
1
Stars in System
1
Coordinates (RA, Dec)
15.1383°, 20.2923°
Discovery Method
Radial Velocity
Discovery Year
2011
Source ID: HD 5891 b
HD 5891 b orbits HD 5891 and was reported in 2011 and was detected with the Radial Velocity method.
Published measurements list a minimum mass of 2,425.04 Earth masses (M sin i) and an orbital period of 177.11 days.
Catalog data places the system at about 283.5 parsecs from Earth and 1 known planet in the system.
Host star
Explore the stellar record for this system to compare temperature, spectral type, and known planets.
Open HD 5891