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HD 16905 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/HD 16905 b

Confirmed exoplanet · Gas Giant

HD 16905 b

Orbiting HD 16905

Discovered in 2022 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 16905 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,022
Method: Radial Velocity
Radius: 12.4 R⊕
Mass: 3,591.460999 M⊕
Orbit: 10,256 days
Distance: 39.7401 pc

Planet profile

Orbit and physical properties

Orbital period: 10,256 days
Semi-major axis: 8.8 AU
Eccentricity: 0.68
Radius: 12.4 Earth radii
Mass: 3,591.460999 Earth masses
Mass provenance: Mass
Density: 10.4 g/cm³
Equilibrium temperature: 69.63 K
Insolation: 0.0039 Earth flux

Host system

Star and system properties

Host star: HD 16905
Stars in system: 1
Known planets in system: 1
Spectral type: K3 V
Stellar temperature: 4,866.12 K
Stellar radius: 0.77494 R☉
Stellar mass: 0.85 M☉
Stellar metallicity: 0.2405 dex
Stellar age: 6.1 Gyr
Distance: 39.7401 parsecs
Right ascension: 02h40m03.27s
Declination: -61d21m18.14s

Discovery

Detection and provenance

Discovery method: Radial Velocity
Discovery year: 2,022
Publication date: 2022-09
Discovery locale: Ground
Facility: Multiple Observatories
Telescope: Multiple Telescopes
Instrument: Multiple Instruments
NASA Exoplanet Archive: Open composite record ↗

Visual archive

Gallery

One image from HD 16905 b.

Generic gas giant catalog artwork; not a direct image of HD 16905 b — Apex Andromeda catalog artwork