Exoplanet

K2-180 b

Orbiting K2-180

Overview

K2-180 b is an exoplanet orbiting the star K2-180, discovered in 2018 using the Transit method. It is a Super-Earth world.

Key Measurements

Radius

2.47

Earth radii

015 R⊕

Mass

11.41

Earth masses

0500 M⊕

Orbital Period

8.9

days

0.1d10,000d

Distance

203.9

parsecs

Nearby10,000 pc

Equilibrium Temp

798

K

150 K3,500 K

Radius (Earth radii)

2.47

Mass (Earth masses)

11.41

Measured

Equilibrium Temperature

798 K

Parameter source: Thygesen et al. 2023

Orbital Period

8.866+0.000−0.000days

Semi-Major Axis

0.0756+0.0012−0.0010au

Planet Mass (Earth masses)

11.41+2.38−2.16

Planet Mass (Jupiter masses)

0.0359+0.0075−0.0068

Eccentricity

0.0750+0.0800−0.0510

Argument of Periastron

130.0+120.0−110.0deg

Radial Velocity Semi-Amplitude

4.36+0.90−0.82m/s

Distance from Earth

203.9 pc (~665 ly)

Spectral Type

Unknown

Temperature

5365 K

Mass (Solar)

0.73 M☉

Radius (Solar)

0.72 R☉

Luminosity

-0.41 log L☉

Planets in System

1

Stars in System

1

Coordinates (RA, Dec)

126.4644°, 10.2466°

Discovery Method

Transit

Discovery Year

2018

Data Sources
NASA Exoplanet Archive

Source ID: K2-180 b

System Context

K2-180 b orbits K2-180 and was reported in 2018 and was detected with the Transit method.

Published measurements list a radius of 2.47 Earth radii, a mass of 11.41 Earth masses, an orbital period of 8.87 days, and an equilibrium temperature near 798 K.

Catalog data places the system at about 203.9 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 K2-180