Exoplanet

HD 109833 b

Orbiting HD 109833

Overview

HD 109833 b is an exoplanet orbiting the star HD 109833, discovered in 2022 using the Transit method. It is a Mini-Neptune world.

Key Measurements

Radius

2.89

Earth radii

015 R⊕

Mass (est.)

9.25

Earth masses

0500 M⊕

Orbital Period

9.2

days

0.1d10,000d

Distance

79.6

parsecs

Nearby10,000 pc

Radius (Earth radii)

2.89

Mass (Earth masses)

9.25

Estimated

Equilibrium Temperature

Unknown

Parameter source: Wood et al. 2023

Orbital Period

9.189+0.000−0.000days

Eccentricity

0.1800+0.2400−0.1200

Distance from Earth

79.6 pc (~259 ly)

Spectral Type

Unknown

Temperature

5881 K

Mass (Solar)

1.08 M☉

Radius (Solar)

1.00 R☉

Luminosity

0.07 log L☉

Planets in System

2

Stars in System

1

Coordinates (RA, Dec)

189.7759°, -74.5740°

Discovery Method

Transit

Discovery Year

2022

Data Sources
NASA Exoplanet Archive

Source ID: HD 109833 b

System Context

HD 109833 b orbits HD 109833 and was reported in 2022 and was detected with the Transit method.

Published measurements list a radius of 2.89 Earth radii, a mass of 9.25 Earth masses (estimated), and an orbital period of 9.19 days.

Catalog data places the system at about 79.6 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 109833

More planets in this system

HD 109833 c