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HD 168009 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/HD 168009 b

Confirmed exoplanet · Neptune Like

HD 168009 b

Orbiting HD 168009

Discovered in 2021 using Radial Velocity. This page reflects the latest synchronized NASA Exoplanet Archive composite record.

NASA Archive record ↗Back to catalog →

Generic neptune like catalog artwork; not a direct image of HD 168009 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,021
Method: Radial Velocity
Radius: 3.05 R⊕
Mass: 9.534852 M⊕
Orbit: 15.1479 days
Distance: 23.3032 pc

Planet profile

Orbit and physical properties

Orbital period: 15.1479 days
Semi-major axis: 0.1192 AU
Eccentricity: 0.12
Radius: 3.05 Earth radii
Mass: 9.534852 Earth masses
Mass provenance: Msini
Density: 1.85 g/cm³
Equilibrium temperature: 887.57 K
Insolation: 99.3735 Earth flux

Host system

Star and system properties

Host star: HD 168009
Stars in system: 1
Known planets in system: 1
Spectral type: G2V
Stellar temperature: 5,778.33 K
Stellar radius: 1.209505 R☉
Stellar mass: 0.986073 M☉
Stellar metallicity: 0.0183 dex
Stellar age: 9.68 Gyr
Distance: 23.3032 parsecs
Right ascension: 18h15m32.35s
Declination: +45d12m31.76s

Discovery

Detection and provenance

Discovery method: Radial Velocity
Discovery year: 2,021
Publication date: 2021-07
Discovery locale: Ground
Facility: Multiple Observatories
Telescope: Multiple Telescopes
Instrument: Multiple Instruments
NASA Exoplanet Archive: Open composite record ↗

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