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WASP-89 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/WASP-89 b

Confirmed exoplanet · Gas Giant

WASP-89 b

Orbiting WASP-89

Discovered in 2015 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-89 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,015
Method: Transit
Radius: 11.65736 R⊕
Mass: 1,875.197 M⊕
Orbit: 3.356423 days
Distance: 290.946 pc

Planet profile

Orbit and physical properties

Orbital period: 3.356423 days
Semi-major axis: 0.0427 AU
Eccentricity: 0.193
Radius: 11.65736 Earth radii
Mass: 1,875.197 Earth masses
Mass provenance: Mass
Density: 7 g/cm³
Equilibrium temperature: 1,120 K
Insolation: 278.8533 Earth flux

Host system

Star and system properties

Host star: WASP-89
Stars in system: 1
Known planets in system: 1
Spectral type: K3
Stellar temperature: 5,130 K
Stellar radius: 0.88 R☉
Stellar mass: 0.92 M☉
Stellar metallicity: 0.15 dex
Stellar age: 1.3 Gyr
Distance: 290.946 parsecs
Right ascension: 20h55m36.01s
Declination: -18d58m17.07s

Discovery

Detection and provenance

Discovery method: Transit
Discovery year: 2,015
Publication date: 2015-07
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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