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TOI-431 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/TOI-431 b

Confirmed exoplanet · Terrestrial

TOI-431 b

Orbiting TOI-431

Discovered in 2021 using Transit. 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 TOI-431 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,021
Method: Transit
Radius: 1.28 R⊕
Mass: 3.07 M⊕
Orbit: 0.490047 days
Distance: 32.5686 pc

Planet profile

Orbit and physical properties

Orbital period: 0.490047 days
Semi-major axis: 0.0113 AU
Eccentricity: 0
Radius: 1.28 Earth radii
Mass: 3.07 Earth masses
Mass provenance: Mass
Density: 8 g/cm³
Equilibrium temperature: 1,862 K
Insolation: 2,120.4475 Earth flux

Host system

Star and system properties

Host star: TOI-431
Stars in system: 1
Known planets in system: 3
Spectral type: Not reported by the NASA Exoplanet Archive
Stellar temperature: 4,850 K
Stellar radius: 0.731 R☉
Stellar mass: 0.78 M☉
Stellar metallicity: 0.2 dex
Stellar age: Not reported by the NASA Exoplanet Archive
Distance: 32.5686 parsecs
Right ascension: 05h33m04.62s
Declination: -26d43m25.93s

Discovery

Detection and provenance

Discovery method: Transit
Discovery year: 2,021
Publication date: 2021-10
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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