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KMT-2017-BLG-1146L b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/KMT-2017-BLG-1146L b

Confirmed exoplanet · Gas Giant

KMT-2017-BLG-1146L b

Orbiting KMT-2017-BLG-1146L

Discovered in 2019 using Microlensing. 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 KMT-2017-BLG-1146L b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,019
Method: Microlensing
Radius: 14 R⊕
Mass: 230 M⊕
Orbit: Not reported by the NASA Exoplanet Archive
Distance: 6,500 pc

Planet profile

Orbit and physical properties

Orbital period: Not reported by the NASA Exoplanet Archive
Semi-major axis: 1.6 AU
Eccentricity: Not reported by the NASA Exoplanet Archive
Radius: 14 Earth radii
Mass: 230 Earth masses
Mass provenance: Mass
Density: 0.461 g/cm³
Equilibrium temperature: Not reported by the NASA Exoplanet Archive
Insolation: Not reported by the NASA Exoplanet Archive

Host system

Star and system properties

Host star: KMT-2017-BLG-1146L
Stars in system: 1
Known planets in system: 1
Spectral type: Not reported by the NASA Exoplanet Archive
Stellar temperature: Not reported by the NASA Exoplanet Archive
Stellar radius: Not reported by the NASA Exoplanet Archive
Stellar mass: 0.33 M☉
Stellar metallicity: Not reported by the NASA Exoplanet Archive
Stellar age: Not reported by the NASA Exoplanet Archive
Distance: 6,500 parsecs
Right ascension: 17h56m25.40s
Declination: -33d08m32.89s

Discovery

Detection and provenance

Discovery method: Microlensing
Discovery year: 2,019
Publication date: 2019-04
Discovery locale: Ground
Facility: KMTNet
Telescope: 1.6 m wide-field telescope
Instrument: 18k Mosaic CCD camera
NASA Exoplanet Archive: Open composite record ↗

Visual archive

Gallery

One image from KMT-2017-BLG-1146L b.

Generic gas giant catalog artwork; not a direct image of KMT-2017-BLG-1146L b — Apex Andromeda catalog artwork