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TOI-172 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/TOI-172 b

Confirmed exoplanet · Gas Giant

TOI-172 b

Orbiting TOI-172

Discovered in 2019 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-172 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,019
Method: Transit
Radius: 10.816685 R⊕
Mass: 1,722.6386 M⊕
Orbit: 9.47725 days
Distance: 342.831 pc

Planet profile

Orbit and physical properties

Orbital period: 9.47725 days
Semi-major axis: 0.0914 AU
Eccentricity: 0.3806
Radius: 10.816685 Earth radii
Mass: 1,722.6386 Earth masses
Mass provenance: Mass
Density: 7.53 g/cm³
Equilibrium temperature: 1,198 K
Insolation: 299 Earth flux

Host system

Star and system properties

Host star: TOI-172
Stars in system: 1
Known planets in system: 1
Spectral type: Not reported by the NASA Exoplanet Archive
Stellar temperature: 5,645 K
Stellar radius: 1.777 R☉
Stellar mass: 1.128 M☉
Stellar metallicity: 0.148 dex
Stellar age: 7.4 Gyr
Distance: 342.831 parsecs
Right ascension: 21h06m31.65s
Declination: -26d41m34.32s

Discovery

Detection and provenance

Discovery method: Transit
Discovery year: 2,019
Publication date: 2019-05
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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