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HD 284149 AB b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/HD 284149 AB b

Confirmed exoplanet · Gas Giant

HD 284149 AB b

Orbiting HD 284149 A

Discovered in 2017 using Imaging. 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 HD 284149 AB b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,017
Method: Imaging
Radius: 12 R⊕
Mass: 8,352.530536 M⊕
Orbit: Not reported by the NASA Exoplanet Archive
Distance: 117.807 pc

Planet profile

Orbit and physical properties

Orbital period: Not reported by the NASA Exoplanet Archive
Semi-major axis: 431.16 AU
Eccentricity: Not reported by the NASA Exoplanet Archive
Radius: 12 Earth radii
Mass: 8,352.530536 Earth masses
Mass provenance: Mass
Density: 26.6 g/cm³
Equilibrium temperature: 2,395 K
Insolation: 0 Earth flux

Host system

Star and system properties

Host star: HD 284149 A
Stars in system: 2
Known planets in system: 1
Spectral type: Not reported by the NASA Exoplanet Archive
Stellar temperature: 6,035 K
Stellar radius: 1.36 R☉
Stellar mass: 1.13 M☉
Stellar metallicity: Not reported by the NASA Exoplanet Archive
Stellar age: 0.025 Gyr
Distance: 117.807 parsecs
Right ascension: 04h06m38.81s
Declination: +20d18m10.92s

Discovery

Detection and provenance

Discovery method: Imaging
Discovery year: 2,017
Publication date: 2017-12
Discovery locale: Ground
Facility: Paranal Observatory
Telescope: 8.2 m ESO VLT UT3 Melipal Telescope
Instrument: SPHERE
NASA Exoplanet Archive: Open composite record ↗

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