Exoplanet

WASP-22 b

Orbiting WASP-22

Overview

WASP-22 b is an exoplanet orbiting the star WASP-22, discovered in 2010 using the Transit method. It is a Jupiter-sized world.

Key Measurements

Radius

13.79

Earth radii

015 R⊕

Mass

212.95

Earth masses

0500 M⊕

Orbital Period

3.5

days

0.1d10,000d

Distance

317.7

parsecs

Nearby10,000 pc

Radius (Earth radii)

13.79

Mass (Earth masses)

212.95

Measured

Equilibrium Temperature

Unknown

Parameter source: Stassun et al. 2017

Orbital Period

3.533+0.000−0.000days

Planet Mass (Earth masses)

212.95+60.39−60.39

Planet Mass (Jupiter masses)

0.6700+0.1900−0.1900

Eccentricity

0.0200+0.0100−0.0100

Radial Velocity Semi-Amplitude

70.00+1.70−1.70m/s

Distance from Earth

317.7 pc (~1036 ly)

Spectral Type

Unknown

Temperature

6000 K

Mass (Solar)

1.46 M☉

Radius (Solar)

1.24 R☉

Luminosity

Unknown

Planets in System

1

Stars in System

1

Coordinates (RA, Dec)

52.8180°, -23.8198°

Discovery Method

Transit

Discovery Year

2010

Data Sources
NASA Exoplanet Archive

Source ID: WASP-22 b

System Context

WASP-22 b orbits WASP-22 and was reported in 2010 and was detected with the Transit method.

Published measurements list a radius of 13.79 Earth radii, a mass of 212.95 Earth masses, and an orbital period of 3.53 days.

Catalog data places the system at about 317.7 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 WASP-22