Exoplanet

K2-199 c

Orbiting K2-199

Overview

K2-199 c is an exoplanet orbiting the star K2-199, discovered in 2018 using the Transit method. It is a Mini-Neptune world.

Key Measurements

Radius

2.85

Earth radii

015 R⊕

Mass

12.40

Earth masses

0500 M⊕

Orbital Period

7.4

days

0.1d10,000d

Distance

107.5

parsecs

Nearby10,000 pc

Equilibrium Temp

694

K

150 K3,500 K

Radius (Earth radii)

2.85

Mass (Earth masses)

12.40

Measured

Equilibrium Temperature

694 K

Orbital Period

7.37 days

Distance from Earth

107.5 pc (~351 ly)

Spectral Type

Unknown

Temperature

4491 K

Mass (Solar)

0.71 M☉

Radius (Solar)

0.68 R☉

Luminosity

-0.73 log L☉

Planets in System

2

Stars in System

1

Coordinates (RA, Dec)

208.9015°, -6.1361°

Discovery Method

Transit

Discovery Year

2018

Data Sources
NASA Exoplanet Archive

Source ID: K2-199 c

System Context

K2-199 c orbits K2-199 and was reported in 2018 and was detected with the Transit method.

Published measurements list a radius of 2.85 Earth radii, a mass of 12.4 Earth masses, an orbital period of 7.37 days, and an equilibrium temperature near 694 K.

Catalog data places the system at about 107.5 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 K2-199

More planets in this system

K2-199 b