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Missions Planets Black Holes 3D Map Agencies Blog About apexandromeda.com

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HD 199509 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/HD 199509 b

Confirmed exoplanet · Gas Giant

HD 199509 b

Orbiting HD 199509

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 199509 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,022
Method: Radial Velocity
Radius: 7.43 R⊕
Mass: 43.224663 M⊕
Orbit: 99.62167 days
Distance: 24.3056 pc

Planet profile

Orbit and physical properties

Orbital period: 99.62167 days
Semi-major axis: 0.426 AU
Eccentricity: 0.373
Radius: 7.43 Earth radii
Mass: 43.224663 Earth masses
Mass provenance: Msini
Density: 0.579 g/cm³
Equilibrium temperature: 410.73 K
Insolation: 4.5393 Earth flux

Host system

Star and system properties

Host star: HD 199509
Stars in system: 1
Known planets in system: 1
Spectral type: G3V
Stellar temperature: 5,796.02 K
Stellar radius: 0.92 R☉
Stellar mass: 1.04 M☉
Stellar metallicity: -0.3075 dex
Stellar age: 1.6 Gyr
Distance: 24.3056 parsecs
Right ascension: 21h09m22.70s
Declination: -82d01m38.97s

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 ↗

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