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TOI-3474 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/TOI-3474 b

Confirmed exoplanet · Gas Giant

TOI-3474 b

Orbiting TOI-3474

Discovered in 2025 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-3474 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,025
Method: Transit
Radius: 14.672556 R⊕
Mass: 193.875328 M⊕
Orbit: 3.879511 days
Distance: 420.123 pc

Planet profile

Orbit and physical properties

Orbital period: 3.879511 days
Semi-major axis: 0.0502 AU
Eccentricity: 0.13
Radius: 14.672556 Earth radii
Mass: 193.875328 Earth masses
Mass provenance: Mass
Density: 0.337 g/cm³
Equilibrium temperature: 1,451 K
Insolation: 740 Earth flux

Host system

Star and system properties

Host star: TOI-3474
Stars in system: 1
Known planets in system: 1
Spectral type: Not reported by the NASA Exoplanet Archive
Stellar temperature: 6,020 K
Stellar radius: 1.256 R☉
Stellar mass: 1.121 M☉
Stellar metallicity: 0.146 dex
Stellar age: 4.7 Gyr
Distance: 420.123 parsecs
Right ascension: 15h34m00.80s
Declination: -47d57m49.17s

Discovery

Detection and provenance

Discovery method: Transit
Discovery year: 2,025
Publication date: 2025-09
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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