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WASP-22 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/WASP-22 b

Confirmed exoplanet · Gas Giant

WASP-22 b

Orbiting WASP-22

Discovered in 2010 using Transit. This page reflects the latest synchronized NASA Exoplanet Archive composite record.

NASA Archive record ↗Back to catalog →

Generic gas giant catalog artwork; not a direct image of WASP-22 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,010
Method: Transit
Radius: 13.78707 R⊕
Mass: 212.9461 M⊕
Orbit: 3.53269 days
Distance: 317.652 pc

Planet profile

Orbit and physical properties

Orbital period: 3.53269 days
Semi-major axis: 0.047 AU
Eccentricity: 0.02
Radius: 13.78707 Earth radii
Mass: 212.9461 Earth masses
Mass provenance: Mass
Density: 0.444 g/cm³
Equilibrium temperature: 1,502 K
Insolation: 837.7034 Earth flux

Host system

Star and system properties

Host star: WASP-22
Stars in system: 1
Known planets in system: 1
Spectral type: G1 V
Stellar temperature: 6,000 K
Stellar radius: 1.24 R☉
Stellar mass: 1.46 M☉
Stellar metallicity: -0.05 dex
Stellar age: 3 Gyr
Distance: 317.652 parsecs
Right ascension: 03h31m16.33s
Declination: -23d49m11.25s

Discovery

Detection and provenance

Discovery method: Transit
Discovery year: 2,010
Publication date: 2010-12
Discovery locale: Ground
Facility: SuperWASP
Telescope: Canon 200mm f/1.8L
Instrument: iKon-L CCD Camera
NASA Exoplanet Archive: Open composite record ↗

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