Exoplanet

XO-4 b

Orbiting XO-4

Overview

XO-4 b is an exoplanet orbiting the star XO-4, discovered in 2010 using the Transit method. It is a Jupiter-sized world.

Key Measurements

Radius

14.01

Earth radii

015 R⊕

Mass

451.32

Earth masses

0500 M⊕

Orbital Period

4.1

days

0.1d10,000d

Distance

272.7

parsecs

Nearby10,000 pc

Radius (Earth radii)

14.01

Mass (Earth masses)

451.32

Measured

Equilibrium Temperature

Unknown

Orbital Period

4.13 days

Distance from Earth

272.7 pc (~889 ly)

Spectral Type

Unknown

Temperature

6397 K

Mass (Solar)

1.10 M☉

Radius (Solar)

1.45 R☉

Luminosity

Unknown

Planets in System

1

Stars in System

1

Coordinates (RA, Dec)

110.3880°, 58.2681°

Discovery Method

Transit

Discovery Year

2010

Data Sources
NASA Exoplanet Archive

Source ID: XO-4 b

System Context

XO-4 b orbits XO-4 and was reported in 2010 and was detected with the Transit method.

Published measurements list a radius of 14.01 Earth radii, a mass of 451.32 Earth masses, and an orbital period of 4.13 days.

Catalog data places the system at about 272.7 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 XO-4