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TOI-4438 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/TOI-4438 b

Confirmed exoplanet · Super Earth

TOI-4438 b

Orbiting TOI-4438

Discovered in 2024 using Transit. This page reflects the latest synchronized NASA Exoplanet Archive composite record.

NASA Archive record ↗Back to catalog →

Generic super earth catalog artwork; not a direct image of TOI-4438 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,024
Method: Transit
Radius: 2.4 R⊕
Mass: 4.11 M⊕
Orbit: 7.446295 days
Distance: 30.0346 pc

Planet profile

Orbit and physical properties

Orbital period: 7.446295 days
Semi-major axis: 0.0523 AU
Eccentricity: 0.07
Radius: 2.4 Earth radii
Mass: 4.11 Earth masses
Mass provenance: Mass
Density: 1.65 g/cm³
Equilibrium temperature: 446 K
Insolation: 6 Earth flux

Host system

Star and system properties

Host star: TOI-4438
Stars in system: 1
Known planets in system: 1
Spectral type: M3.5 V
Stellar temperature: 3,501 K
Stellar radius: 0.365 R☉
Stellar mass: 0.345 M☉
Stellar metallicity: 0.07 dex
Stellar age: 4.8 Gyr
Distance: 30.0346 parsecs
Right ascension: 18h01m16.14s
Declination: +35d35m41.64s

Discovery

Detection and provenance

Discovery method: Transit
Discovery year: 2,024
Publication date: 2024-05
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 ↗

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