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TOI-3984 A b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/TOI-3984 A b

Confirmed exoplanet · Gas Giant

TOI-3984 A b

Orbiting TOI-3984 A

Discovered in 2023 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 TOI-3984 A b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,023
Method: Transit
Radius: 7.9 R⊕
Mass: 44 M⊕
Orbit: 4.353326 days
Distance: 108.883 pc

Planet profile

Orbit and physical properties

Orbital period: 4.353326 days
Semi-major axis: 0.041 AU
Eccentricity: 0.23
Radius: 7.9 Earth radii
Mass: 44 Earth masses
Mass provenance: Mass
Density: 0.49 g/cm³
Equilibrium temperature: 563 K
Insolation: 16.7 Earth flux

Host system

Star and system properties

Host star: TOI-3984 A
Stars in system: 2
Known planets in system: 1
Spectral type: M4+/-0.5
Stellar temperature: 3,476 K
Stellar radius: 0.47 R☉
Stellar mass: 0.49 M☉
Stellar metallicity: 0.18 dex
Stellar age: 2.9 Gyr
Distance: 108.883 parsecs
Right ascension: 15h05m20.92s
Declination: +36d47m13.11s

Discovery

Detection and provenance

Discovery method: Transit
Discovery year: 2,023
Publication date: 2023-07
Discovery locale: Space
Facility: Transiting Exoplanet Survey Satellite (TESS)
Telescope: 0.1 m TESS Telescope
Instrument: TESS CCD Array
NASA Exoplanet Archive: Open composite record ↗

Visual archive

Gallery

One image from TOI-3984 A b.

Generic gas giant catalog artwork; not a direct image of TOI-3984 A b — Apex Andromeda catalog artwork