Exoplanet

K2-217 b

Orbiting K2-217

Overview

K2-217 b is an exoplanet orbiting the star K2-217, discovered in 2018 using the Transit method. It is a Mini-Neptune world.

Key Measurements

Radius

3.58

Earth radii

015 R⊕

Mass (est.)

13.31

Earth masses

0500 M⊕

Orbital Period

14.1

days

0.1d10,000d

Distance

381.9

parsecs

Nearby10,000 pc

Radius (Earth radii)

3.58

Mass (Earth masses)

13.31

Estimated

Equilibrium Temperature

Unknown

Parameter source: Mayo et al. 2018

Orbital Period

14.075+0.001−0.001days

Distance from Earth

381.9 pc (~1246 ly)

Spectral Type

Unknown

Temperature

5967 K

Mass (Solar)

1.10 M☉

Radius (Solar)

1.33 R☉

Luminosity

Unknown

Planets in System

1

Stars in System

1

Coordinates (RA, Dec)

11.2984°, 6.4816°

Discovery Method

Transit

Discovery Year

2018

Data Sources
NASA Exoplanet Archive

Source ID: K2-217 b

System Context

K2-217 b orbits K2-217 and was reported in 2018 and was detected with the Transit method.

Published measurements list a radius of 3.58 Earth radii, a mass of 13.31 Earth masses (estimated), and an orbital period of 14.07 days.

Catalog data places the system at about 381.9 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 K2-217