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HD 79498 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/HD 79498 b

Confirmed exoplanet · Gas Giant

HD 79498 b

Orbiting HD 79498

Discovered in 2011 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 79498 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,011
Method: Radial Velocity
Radius: 13.6 R⊕
Mass: 425.8922 M⊕
Orbit: 1,807 days
Distance: 48.9489 pc

Planet profile

Orbit and physical properties

Orbital period: 1,807 days
Semi-major axis: 2.98 AU
Eccentricity: 0.575
Radius: 13.6 Earth radii
Mass: 425.8922 Earth masses
Mass provenance: Msini
Density: 0.93 g/cm³
Equilibrium temperature: 164.53 K
Insolation: 0.1207 Earth flux

Host system

Star and system properties

Host star: HD 79498
Stars in system: 2
Known planets in system: 1
Spectral type: G5
Stellar temperature: 5,748 K
Stellar radius: 1.05 R☉
Stellar mass: 1.08 M☉
Stellar metallicity: 0.18 dex
Stellar age: 2.71 Gyr
Distance: 48.9489 parsecs
Right ascension: 09h15m09.26s
Declination: +23d22m29.57s

Discovery

Detection and provenance

Discovery method: Radial Velocity
Discovery year: 2,011
Publication date: 2012-04
Discovery locale: Ground
Facility: McDonald Observatory
Telescope: 2.7 m Harlan J. Smith Telescope
Instrument: Tull Coude Spectrograph
NASA Exoplanet Archive: Open composite record ↗

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