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WASP-78 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/WASP-78 b

Confirmed exoplanet · Gas Giant

WASP-78 b

Orbiting WASP-78

Discovered in 2012 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-78 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,012
Method: Transit
Radius: 21.63337 R⊕
Mass: 352.7913 M⊕
Orbit: 2.17518 days
Distance: 754.258 pc

Planet profile

Orbit and physical properties

Orbital period: 2.17518 days
Semi-major axis: 0.03488 AU
Eccentricity: 0
Radius: 21.63337 Earth radii
Mass: 352.7913 Earth masses
Mass provenance: Mass
Density: 0.131 g/cm³
Equilibrium temperature: 2,469.7 K
Insolation: 4,812.6238 Earth flux

Host system

Star and system properties

Host star: WASP-78
Stars in system: 1
Known planets in system: 1
Spectral type: Not reported by the NASA Exoplanet Archive
Stellar temperature: 6,100 K
Stellar radius: 2.46 R☉
Stellar mass: 1.87 M☉
Stellar metallicity: -0.35 dex
Stellar age: 2.8 Gyr
Distance: 754.258 parsecs
Right ascension: 04h15m01.50s
Declination: -22d06m59.00s

Discovery

Detection and provenance

Discovery method: Transit
Discovery year: 2,012
Publication date: 2012-11
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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