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TOI-2458 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/TOI-2458 b

Confirmed exoplanet · Neptune Like

TOI-2458 b

Orbiting TOI-2458

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

NASA Archive record ↗Back to catalog →

Generic neptune like catalog artwork; not a direct image of TOI-2458 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,024
Method: Transit
Radius: 2.83 R⊕
Mass: 13.31 M⊕
Orbit: 3.73659 days
Distance: 112.958 pc

Planet profile

Orbit and physical properties

Orbital period: 3.73659 days
Semi-major axis: 0.0482 AU
Eccentricity: 0.087
Radius: 2.83 Earth radii
Mass: 13.31 Earth masses
Mass provenance: Mass
Density: 3.23 g/cm³
Equilibrium temperature: 1,509.4 K
Insolation: 865 Earth flux

Host system

Star and system properties

Host star: TOI-2458
Stars in system: 1
Known planets in system: 2
Spectral type: F9-F9.5
Stellar temperature: 6,005 K
Stellar radius: 1.31 R☉
Stellar mass: 1.05 M☉
Stellar metallicity: -0.1 dex
Stellar age: 5.7 Gyr
Distance: 112.958 parsecs
Right ascension: 05h18m29.17s
Declination: +01d15m12.38s

Discovery

Detection and provenance

Discovery method: Transit
Discovery year: 2,024
Publication date: 2025-01
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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