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WASP-17 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/WASP-17 b

Confirmed exoplanet · Gas Giant

WASP-17 b

Orbiting WASP-17

Discovered in 2009 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-17 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,009
Method: Transit
Radius: 20.96083 R⊕
Mass: 247.9074 M⊕
Orbit: 3.73543 days
Distance: 405.908 pc

Planet profile

Orbit and physical properties

Orbital period: 3.73543 days
Semi-major axis: 0.0515 AU
Eccentricity: 0
Radius: 20.96083 Earth radii
Mass: 247.9074 Earth masses
Mass provenance: Mass
Density: 0.082 g/cm³
Equilibrium temperature: 1,755 K
Insolation: 1,292.19 Earth flux

Host system

Star and system properties

Host star: WASP-17
Stars in system: 1
Known planets in system: 1
Spectral type: F4
Stellar temperature: 6,550 K
Stellar radius: 1.49 R☉
Stellar mass: 2.28 M☉
Stellar metallicity: -0.25 dex
Stellar age: 2.65 Gyr
Distance: 405.908 parsecs
Right ascension: 15h59m50.94s
Declination: -28d03m42.46s

Discovery

Detection and provenance

Discovery method: Transit
Discovery year: 2,009
Publication date: 2010-01
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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