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AU Mic d | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/AU Mic d

Confirmed exoplanet · Terrestrial

AU Mic d

Orbiting AU Mic

Discovered in 2023 using Transit Timing Variations. This page reflects the latest synchronized NASA Exoplanet Archive composite record.

NASA Archive record ↗Back to catalog →

Generic terrestrial catalog artwork; not a direct image of AU Mic d — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,023
Method: Transit Timing Variations
Radius: 1.02 R⊕
Mass: 1.053 M⊕
Orbit: 12.73596 days
Distance: 9.7221 pc

Planet profile

Orbit and physical properties

Orbital period: 12.73596 days
Semi-major axis: Not reported by the NASA Exoplanet Archive
Eccentricity: 0.00305
Radius: 1.02 Earth radii
Mass: 1.053 Earth masses
Mass provenance: Mass
Density: 5.45 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: AU Mic
Stars in system: 1
Known planets in system: 4
Spectral type: M1 V
Stellar temperature: 3,678 K
Stellar radius: 0.744 R☉
Stellar mass: 0.51 M☉
Stellar metallicity: 0.23 dex
Stellar age: 0.0201 Gyr
Distance: 9.7221 parsecs
Right ascension: 20h45m09.87s
Declination: -31d20m32.82s

Discovery

Detection and provenance

Discovery method: Transit Timing Variations
Discovery year: 2,023
Publication date: 2023-12
Discovery locale: Ground
Facility: Multiple Observatories
Telescope: Multiple Telescopes
Instrument: Multiple Instruments
NASA Exoplanet Archive: Open composite record ↗

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