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HD 45184 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/HD 45184 b

Confirmed exoplanet · Neptune Like

HD 45184 b

Orbiting HD 45184

Discovered in 2019 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 45184 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,019
Method: Radial Velocity
Radius: 3.52 R⊕
Mass: 12.19 M⊕
Orbit: 5.8854 days
Distance: 21.9532 pc

Planet profile

Orbit and physical properties

Orbital period: 5.8854 days
Semi-major axis: 0.0644 AU
Eccentricity: 0.07
Radius: 3.52 Earth radii
Mass: 12.19 Earth masses
Mass provenance: Msini
Density: 1.54 g/cm³
Equilibrium temperature: 1,156.34 K
Insolation: 272.4625 Earth flux

Host system

Star and system properties

Host star: HD 45184
Stars in system: 1
Known planets in system: 2
Spectral type: G1.5 V
Stellar temperature: 5,869 K
Stellar radius: 1.075139 R☉
Stellar mass: 1.03 M☉
Stellar metallicity: 0.04 dex
Stellar age: 6.8 Gyr
Distance: 21.9532 parsecs
Right ascension: 06h24m43.68s
Declination: -28d46m50.30s

Discovery

Detection and provenance

Discovery method: Radial Velocity
Discovery year: 2,019
Publication date: 2019-02
Discovery locale: Ground
Facility: La Silla Observatory
Telescope: 3.6 m ESO Telescope
Instrument: HARPS Spectrograph
NASA Exoplanet Archive: Open composite record ↗

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