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HD 23472 d | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/HD 23472 d

Confirmed exoplanet · Terrestrial

HD 23472 d

Orbiting HD 23472

Discovered in 2022 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 HD 23472 d — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,022
Method: Transit
Radius: 0.75 R⊕
Mass: 0.55 M⊕
Orbit: 3.97664 days
Distance: 39.0341 pc

Planet profile

Orbit and physical properties

Orbital period: 3.97664 days
Semi-major axis: 0.04298 AU
Eccentricity: 0.07
Radius: 0.75 Earth radii
Mass: 0.55 Earth masses
Mass provenance: Mass
Density: 7.5 g/cm³
Equilibrium temperature: 909 K
Insolation: 117 Earth flux

Host system

Star and system properties

Host star: HD 23472
Stars in system: 1
Known planets in system: 5
Spectral type: K4 V
Stellar temperature: 4,684 K
Stellar radius: 0.71 R☉
Stellar mass: 0.67 M☉
Stellar metallicity: -0.2 dex
Stellar age: Not reported by the NASA Exoplanet Archive
Distance: 39.0341 parsecs
Right ascension: 03h41m50.17s
Declination: -62d46m02.16s

Discovery

Detection and provenance

Discovery method: Transit
Discovery year: 2,022
Publication date: 2022-09
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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