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HD 72490 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/HD 72490 b

Confirmed exoplanet · Gas Giant

HD 72490 b

Orbiting HD 72490

Discovered in 2018 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 72490 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,018
Method: Radial Velocity
Radius: 13.5 R⊕
Mass: 561.92344 M⊕
Orbit: 858 days
Distance: 126.339 pc

Planet profile

Orbit and physical properties

Orbital period: 858 days
Semi-major axis: 1.88 AU
Eccentricity: 0.124
Radius: 13.5 Earth radii
Mass: 561.92344 Earth masses
Mass provenance: Msini
Density: 1.26 g/cm³
Equilibrium temperature: 386.45 K
Insolation: 3.4894 Earth flux

Host system

Star and system properties

Host star: HD 72490
Stars in system: 1
Known planets in system: 1
Spectral type: G5
Stellar temperature: 4,934 K
Stellar radius: 4.96 R☉
Stellar mass: 1.21 M☉
Stellar metallicity: -0.13 dex
Stellar age: Not reported by the NASA Exoplanet Archive
Distance: 126.339 parsecs
Right ascension: 08h33m36.68s
Declination: +13d33m02.59s

Discovery

Detection and provenance

Discovery method: Radial Velocity
Discovery year: 2,018
Publication date: 2019-04
Discovery locale: Ground
Facility: W. M. Keck Observatory
Telescope: 10 m Keck I Telescope
Instrument: HIRES Spectrometer
NASA Exoplanet Archive: Open composite record ↗

Visual archive

Gallery

One image from HD 72490 b.

Generic gas giant catalog artwork; not a direct image of HD 72490 b — Apex Andromeda catalog artwork