Exoplanet

Kepler-338 d

Orbiting Kepler-338

Overview

Kepler-338 d is an exoplanet orbiting the star Kepler-338, discovered in 2014 using the Transit method. It is a Mini-Neptune world.

Key Measurements

Radius

3.00

Earth radii

015 R⊕

Mass (est.)

9.87

Earth masses

0500 M⊕

Orbital Period

44.4

days

0.1d10,000d

Distance

552.8

parsecs

Nearby10,000 pc

Radius (Earth radii)

3.00

Mass (Earth masses)

9.87

Estimated

Equilibrium Temperature

Unknown

Parameter source: Rowe et al. 2014

Orbital Period

44.431+0.0000.000days

Semi-Major Axis

0.2570au

Distance from Earth

552.8 pc (~1803 ly)

Spectral Type

Unknown

Temperature

5923 K

Mass (Solar)

Unknown

Radius (Solar)

1.74 R☉

Luminosity

Unknown

Planets in System

4

Stars in System

1

Coordinates (RA, Dec)

282.9791°, 40.7844°

Discovery Method

Transit

Discovery Year

2014

Data Sources

Source ID: Kepler-338 d

System Context

Kepler-338 d orbits Kepler-338 and was reported in 2014 and was detected with the Transit method.

Published measurements list a radius of 3 Earth radii, a mass of 9.87 Earth masses (estimated), and an orbital period of 44.43 days.

Catalog data places the system at about 552.8 parsecs from Earth and 4 known planets in the system.

Host star

Explore the stellar record for this system to compare temperature, spectral type, and known planets.

Open Kepler-338

More planets in this system

Kepler-338 d