HD 211403 b
Orbiting HD 211403
HD 211403 b is an exoplanet orbiting the star HD 211403, discovered in 2021 using the Radial Velocity method.
Minimum Mass (M sin i)
1760.77
Earth masses
Orbital Period
223.8
days
Distance
83.1
parsecs
Equilibrium Temp
380
K
Radius (Earth radii)
Unknown
Minimum Mass, M sin(i) (Earth masses)
1760.77
Radial-velocity minimum
Equilibrium Temperature
380 K
Parameter source: Demangeon et al. 2021
Orbital Period
223.800+0.410−0.410days
Semi-Major Axis
0.7680+0.0130−0.0130au
M sin(i) (Earth masses)
1760.77+123.95−120.77
M sin(i) (Jupiter masses)
5.5400+0.3900−0.3800
Eccentricity
0.0840+0.0570−0.0440
Epoch of Periastron
2455929.00+27.00−54.00days(BJD)
Argument of Periastron
190.0+51.0−57.0deg
Radial Velocity Semi-Amplitude
165.50+9.80−10.00m/s
Distance from Earth
83.1 pc (~271 ly)
Spectral Type
F7 V
Temperature
6273 K
Mass (Solar)
1.20 M☉
Radius (Solar)
1.21 R☉
Luminosity
Unknown
Planets in System
1
Stars in System
1
Coordinates (RA, Dec)
333.8158°, 58.2756°
Discovery Method
Radial Velocity
Discovery Year
2021
Source ID: HD 211403 b
HD 211403 b orbits HD 211403 and was reported in 2021 and was detected with the Radial Velocity method.
Published measurements list a minimum mass of 1,760.77 Earth masses (M sin i), an orbital period of 223.8 days, and an equilibrium temperature near 380 K.
Catalog data places the system at about 83.1 parsecs from Earth, a host star classified as F7 V, 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 211403