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HD 20329 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/HD 20329 b

Confirmed exoplanet · Super Earth

HD 20329 b

Orbiting HD 20329

Discovered in 2022 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 HD 20329 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,022
Method: Transit
Radius: 1.72 R⊕
Mass: 7.42 M⊕
Orbit: 0.926118 days
Distance: 63.6796 pc

Planet profile

Orbit and physical properties

Orbital period: 0.926118 days
Semi-major axis: 0.018 AU
Eccentricity: 0
Radius: 1.72 Earth radii
Mass: 7.42 Earth masses
Mass provenance: Mass
Density: 8.06 g/cm³
Equilibrium temperature: 2,141 K
Insolation: 3,474 Earth flux

Host system

Star and system properties

Host star: HD 20329
Stars in system: 1
Known planets in system: 1
Spectral type: Not reported by the NASA Exoplanet Archive
Stellar temperature: 5,596 K
Stellar radius: 1.13 R☉
Stellar mass: 0.9 M☉
Stellar metallicity: -0.07 dex
Stellar age: 11 Gyr
Distance: 63.6796 parsecs
Right ascension: 03h16m42.75s
Declination: +15d39m22.88s

Discovery

Detection and provenance

Discovery method: Transit
Discovery year: 2,022
Publication date: 2022-12
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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