Exoplanet

K2-406 b

Orbiting K2-406

Overview

K2-406 b is an exoplanet orbiting the star K2-406, discovered in 2022 using the Transit method. It is a Neptune-sized world.

Key Measurements

Radius

4.60

Earth radii

015 R⊕

Mass (est.)

20.40

Earth masses

0500 M⊕

Orbital Period

22.5

days

0.1d10,000d

Distance

85.4

parsecs

Nearby10,000 pc

Radius (Earth radii)

4.60

Mass (Earth masses)

20.40

Estimated

Equilibrium Temperature

Unknown

Parameter source: Christiansen et al. 2022

Orbital Period

22.549+0.0010.001days

Distance from Earth

85.4 pc (~278 ly)

Spectral Type

Unknown

Temperature

5784 K

Mass (Solar)

0.80 M☉

Radius (Solar)

0.96 R☉

Luminosity

Unknown

Planets in System

1

Stars in System

1

Coordinates (RA, Dec)

230.8872°, -25.3706°

Discovery Method

Transit

Discovery Year

2022

Data Sources

Source ID: K2-406 b

System Context

K2-406 b orbits K2-406 and was reported in 2022 and was detected with the Transit method.

Published measurements list a radius of 4.6 Earth radii, a mass of 20.4 Earth masses (estimated), and an orbital period of 22.55 days.

Catalog data places the system at about 85.4 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 K2-406
K2-406 b