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HAT-P-40 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/HAT-P-40 b

Confirmed exoplanet · Gas Giant

HAT-P-40 b

Orbiting HAT-P-40

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 HAT-P-40 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,012
Method: Transit
Radius: 17.03768 R⊕
Mass: 152.5584 M⊕
Orbit: 4.45724 days
Distance: 464.469 pc

Planet profile

Orbit and physical properties

Orbital period: 4.45724 days
Semi-major axis: 0.0608 AU
Eccentricity: 0
Radius: 17.03768 Earth radii
Mass: 152.5584 Earth masses
Mass provenance: Mass
Density: 0.15 g/cm³
Equilibrium temperature: 1,770 K
Insolation: 1,747.4151 Earth flux

Host system

Star and system properties

Host star: HAT-P-40
Stars in system: 1
Known planets in system: 1
Spectral type: Not reported by the NASA Exoplanet Archive
Stellar temperature: 6,080 K
Stellar radius: 1.94 R☉
Stellar mass: 1.03 M☉
Stellar metallicity: 0.22 dex
Stellar age: 2.7 Gyr
Distance: 464.469 parsecs
Right ascension: 22h22m03.10s
Declination: +45d27m26.43s

Discovery

Detection and provenance

Discovery method: Transit
Discovery year: 2,012
Publication date: 2012-11
Discovery locale: Ground
Facility: HATNet
Telescope: Canon 200mm f/1.8L
Instrument: 2K CCD Sensor
NASA Exoplanet Archive: Open composite record ↗

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