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HD 27969 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/HD 27969 b

Confirmed exoplanet · Gas Giant

HD 27969 b

Orbiting HD 27969

Discovered in 2021 using Radial Velocity. 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 HD 27969 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,021
Method: Radial Velocity
Radius: 12.9 R⊕
Mass: 1,525.576354 M⊕
Orbit: 654.5 days
Distance: 67.9328 pc

Planet profile

Orbit and physical properties

Orbital period: 654.5 days
Semi-major axis: 1.552 AU
Eccentricity: 0.182
Radius: 12.9 Earth radii
Mass: 1,525.576354 Earth masses
Mass provenance: Msini
Density: 3.91 g/cm³
Equilibrium temperature: 261 K
Insolation: 0.76 Earth flux

Host system

Star and system properties

Host star: HD 27969
Stars in system: 1
Known planets in system: 1
Spectral type: G0 V
Stellar temperature: 5,966 K
Stellar radius: 1.27 R☉
Stellar mass: 1.16 M☉
Stellar metallicity: 0.18 dex
Stellar age: Not reported by the NASA Exoplanet Archive
Distance: 67.9328 parsecs
Right ascension: 04h26m49.64s
Declination: +42d54m31.39s

Discovery

Detection and provenance

Discovery method: Radial Velocity
Discovery year: 2,021
Publication date: 2021-09
Discovery locale: Ground
Facility: Haute-Provence Observatory
Telescope: 1.93 m Telescope
Instrument: SOPHIE Spectrograph
NASA Exoplanet Archive: Open composite record ↗

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