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HAT-P-42 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/HAT-P-42 b

Confirmed exoplanet · Gas Giant

HAT-P-42 b

Orbiting HAT-P-42

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-42 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,012
Method: Transit
Radius: 14.348 R⊕
Mass: 331.801 M⊕
Orbit: 4.641878 days
Distance: 405.238 pc

Planet profile

Orbit and physical properties

Orbital period: 4.641878 days
Semi-major axis: 0.0575 AU
Eccentricity: 0
Radius: 14.348 Earth radii
Mass: 331.801 Earth masses
Mass provenance: Mass
Density: 0.61 g/cm³
Equilibrium temperature: 1,428 K
Insolation: 684.0973 Earth flux

Host system

Star and system properties

Host star: HAT-P-42
Stars in system: 1
Known planets in system: 1
Spectral type: Not reported by the NASA Exoplanet Archive
Stellar temperature: 5,743 K
Stellar radius: 1.53 R☉
Stellar mass: 1.178 M☉
Stellar metallicity: 0.27 dex
Stellar age: 5.2 Gyr
Distance: 405.238 parsecs
Right ascension: 09h01m22.65s
Declination: +06d05m49.50s

Discovery

Detection and provenance

Discovery method: Transit
Discovery year: 2,012
Publication date: 2013-10
Discovery locale: Ground
Facility: HATNet
Telescope: Canon 200mm f/1.8L
Instrument: 2K CCD Sensor
NASA Exoplanet Archive: Open composite record ↗

Visual archive

Gallery

One image from HAT-P-42 b.

Generic gas giant catalog artwork; not a direct image of HAT-P-42 b — Apex Andromeda catalog artwork

Community discussion

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