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HD 44219 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/HD 44219 b

Confirmed exoplanet · Gas Giant

HD 44219 b

Orbiting HD 44219

Discovered in 2010 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 44219 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,010
Method: Radial Velocity
Radius: 14.1 R⊕
Mass: 184.340476 M⊕
Orbit: 472 days
Distance: 52.9051 pc

Planet profile

Orbit and physical properties

Orbital period: 472 days
Semi-major axis: 1.26 AU
Eccentricity: 0.41
Radius: 14.1 Earth radii
Mass: 184.340476 Earth masses
Mass provenance: Mass
Density: 0.361 g/cm³
Equilibrium temperature: 283.89 K
Insolation: 1.1462 Earth flux

Host system

Star and system properties

Host star: HD 44219
Stars in system: 1
Known planets in system: 1
Spectral type: G3 V
Stellar temperature: 5,752 K
Stellar radius: 1.32 R☉
Stellar mass: 1.2 M☉
Stellar metallicity: 0.03 dex
Stellar age: 8.4 Gyr
Distance: 52.9051 parsecs
Right ascension: 06h20m14.40s
Declination: -10d43m30.29s

Discovery

Detection and provenance

Discovery method: Radial Velocity
Discovery year: 2,010
Publication date: 2010-11
Discovery locale: Ground
Facility: La Silla Observatory
Telescope: 3.6 m ESO Telescope
Instrument: HARPS Spectrograph
NASA Exoplanet Archive: Open composite record ↗

Visual archive

Gallery

One image from HD 44219 b.

Generic gas giant catalog artwork; not a direct image of HD 44219 b — Apex Andromeda catalog artwork