Exoplanet

K2-400 b

Orbiting K2-400

Overview

K2-400 b is an exoplanet orbiting the star K2-400, discovered in 2022 using the Transit method. It is a Earth-sized world.

Key Measurements

Radius

1.16

Earth radii

015 R⊕

Mass (est.)

1.67

Earth masses

0500 M⊕

Orbital Period

3.9

days

0.1d10,000d

Distance

62.4

parsecs

Nearby10,000 pc

Radius (Earth radii)

1.16

Mass (Earth masses)

1.67

Estimated

Equilibrium Temperature

Unknown

Parameter source: Christiansen et al. 2022

Orbital Period

3.865+0.000−0.000days

Distance from Earth

62.4 pc (~203 ly)

Spectral Type

Unknown

Temperature

3578 K

Mass (Solar)

0.37 M☉

Radius (Solar)

0.38 R☉

Luminosity

Unknown

Planets in System

1

Stars in System

1

Coordinates (RA, Dec)

154.5110°, 3.6969°

Discovery Method

Transit

Discovery Year

2022

Data Sources
NASA Exoplanet Archive

Source ID: K2-400 b

System Context

K2-400 b orbits K2-400 and was reported in 2022 and was detected with the Transit method.

Published measurements list a radius of 1.16 Earth radii, a mass of 1.67 Earth masses (estimated), and an orbital period of 3.87 days.

Catalog data places the system at about 62.4 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 K2-400