BD-210397 b
Orbiting BD-210397
BD-210397 b is an exoplanet orbiting the star BD-210397, discovered in 2023 using the Radial Velocity method.
Minimum Mass (M sin i)
214.00
Earth masses
Orbital Period
1891.0
days
Distance
23.7
parsecs
Radius (Earth radii)
Unknown
Minimum Mass, M sin(i) (Earth masses)
214.00
Radial-velocity minimum
Equilibrium Temperature
Unknown
Parameter source: Frensch et al. 2023
Orbital Period
1891.000+56.000−48.000days
Semi-Major Axis
2.6300+0.0600−0.0500au
M sin(i) (Earth masses)
214.00+31.00−32.00
M sin(i) (Jupiter masses)
0.7000+0.1000−0.1000
Eccentricity
0.1000+0.1000−0.1000
Epoch of Periastron
2456490.00+255.00−372.00days(BJD)
Argument of Periastron
-55.0+39.0−61.0deg
Radial Velocity Semi-Amplitude
14.00+2.00−2.00m/s
Distance from Earth
23.7 pc (~77 ly)
Spectral Type
K7 V
Temperature
4051 K
Mass (Solar)
0.68 M☉
Radius (Solar)
0.75 R☉
Luminosity
-0.87 log L☉
Planets in System
2
Stars in System
1
Coordinates (RA, Dec)
33.3024°, -21.1962°
Discovery Method
Radial Velocity
Discovery Year
2023
Source ID: BD-210397 b
BD-210397 b orbits BD-210397 and was reported in 2023 and was detected with the Radial Velocity method.
Published measurements list a minimum mass of 214 Earth masses (M sin i) and an orbital period of 1,891 days.
Catalog data places the system at about 23.7 parsecs from Earth, a host star classified as K7 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 BD-210397More planets in this system