Exoplanet

HD 125271 b

Orbiting HD 125271

Overview

HD 125271 b is an exoplanet orbiting the star HD 125271, discovered in 2022 using the Radial Velocity method.

Key Measurements

Mass

3465.60

Earth masses

0500 M⊕

Orbital Period

14902.0

days

0.1d10,000d

Distance

39.3

parsecs

Nearby10,000 pc

Radius (Earth radii)

Unknown

Mass (Earth masses)

3465.60

Measured

Equilibrium Temperature

Unknown

Parameter source: Feng et al. 2022

Orbital Period

14901.993+3707.6373025.641days

Semi-Major Axis

10.8170+1.75701.5650au

Planet Mass (Earth masses)

3465.60+596.25398.24

Planet Mass (Jupiter masses)

10.9040+1.87601.2530

Eccentricity

0.1650+0.06600.0610

Epoch of Periastron

2451853.21+574.001144.55days(BJD)

Argument of Periastron

164.7+35.737.9deg

Radial Velocity Semi-Amplitude

109.40+7.957.66m/s

Distance from Earth

39.3 pc (~128 ly)

Spectral Type

Unknown

Temperature

Unknown

Mass (Solar)

0.75 M☉

Radius (Solar)

Unknown

Luminosity

Unknown

Planets in System

1

Stars in System

1

Coordinates (RA, Dec)

216.6474°, -81.4543°

Discovery Method

Radial Velocity

Discovery Year

2022

Data Sources

Source ID: HD 125271 b

System Context

HD 125271 b orbits HD 125271 and was reported in 2022 and was detected with the Radial Velocity method.

Published measurements list a mass of 3,465.6 Earth masses and an orbital period of 14,901.99 days.

Catalog data places the system at about 39.3 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 125271