Exoplanet

K2-253 b

Orbiting K2-253

Overview

K2-253 b is an exoplanet orbiting the star K2-253, discovered in 2018 using the Transit method. It is a Jupiter-sized world.

Key Measurements

Radius

12.67

Earth radii

015 R⊕

Mass (est.)

113.88

Earth masses

0500 M⊕

Orbital Period

4.0

days

0.1d10,000d

Distance

876.6

parsecs

Nearby10,000 pc

Equilibrium Temp

1238

K

150 K3,500 K

Radius (Earth radii)

12.67

Mass (Earth masses)

113.88

Estimated

Equilibrium Temperature

1238 K

Orbital Period

4.00 days

Distance from Earth

876.6 pc (~2859 ly)

Spectral Type

Unknown

Temperature

6027 K

Mass (Solar)

1.08 M☉

Radius (Solar)

1.10 R☉

Luminosity

Unknown

Planets in System

1

Stars in System

1

Coordinates (RA, Dec)

186.0853°, -6.3790°

Discovery Method

Transit

Discovery Year

2018

Data Sources
NASA Exoplanet Archive

Source ID: K2-253 b

System Context

K2-253 b orbits K2-253 and was reported in 2018 and was detected with the Transit method.

Published measurements list a radius of 12.67 Earth radii, a mass of 113.88 Earth masses (estimated), an orbital period of 4 days, and an equilibrium temperature near 1,238 K.

Catalog data places the system at about 876.6 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 K2-253