Exoplanet

K2-201 b

Orbiting K2-201

Overview

K2-201 b is an exoplanet orbiting the star K2-201, discovered in 2018 using the Transit method. It is a Earth-sized world.

Key Measurements

Radius

1.40

Earth radii

015 R⊕

Mass (est.)

2.71

Earth masses

0500 M⊕

Orbital Period

1.1

days

0.1d10,000d

Distance

197.9

parsecs

Nearby10,000 pc

Radius (Earth radii)

1.40

Mass (Earth masses)

2.71

Estimated

Equilibrium Temperature

Unknown

Parameter source: Mayo et al. 2018

Orbital Period

1.060+0.000−0.000days

Distance from Earth

197.9 pc (~646 ly)

Spectral Type

Unknown

Temperature

5507 K

Mass (Solar)

0.96 M☉

Radius (Solar)

0.88 R☉

Luminosity

Unknown

Planets in System

2

Stars in System

1

Coordinates (RA, Dec)

293.5607°, -23.1313°

Discovery Method

Transit

Discovery Year

2018

Data Sources
NASA Exoplanet Archive

Source ID: K2-201 b

System Context

K2-201 b orbits K2-201 and was reported in 2018 and was detected with the Transit method.

Published measurements list a radius of 1.4 Earth radii, a mass of 2.71 Earth masses (estimated), and an orbital period of 1.06 days.

Catalog data places the system at about 197.9 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 K2-201

More planets in this system

K2-201 c