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HIP 86221 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/HIP 86221 b

Confirmed exoplanet · Gas Giant

HIP 86221 b

Orbiting HIP 86221

Discovered in 2021 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 HIP 86221 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,021
Method: Radial Velocity
Radius: 14 R⊕
Mass: 225.658169 M⊕
Orbit: 2.224 days
Distance: 29.4898 pc

Planet profile

Orbit and physical properties

Orbital period: 2.224 days
Semi-major axis: 0.031 AU
Eccentricity: 0.086
Radius: 14 Earth radii
Mass: 225.658169 Earth masses
Mass provenance: Msini
Density: 0.452 g/cm³
Equilibrium temperature: Not reported by the NASA Exoplanet Archive
Insolation: Not reported by the NASA Exoplanet Archive

Host system

Star and system properties

Host star: HIP 86221
Stars in system: 1
Known planets in system: 1
Spectral type: K5 V
Stellar temperature: Not reported by the NASA Exoplanet Archive
Stellar radius: Not reported by the NASA Exoplanet Archive
Stellar mass: 0.79 M☉
Stellar metallicity: Not reported by the NASA Exoplanet Archive
Stellar age: Not reported by the NASA Exoplanet Archive
Distance: 29.4898 parsecs
Right ascension: 17h37m10.77s
Declination: +27d53m47.01s

Discovery

Detection and provenance

Discovery method: Radial Velocity
Discovery year: 2,021
Publication date: 2021-11
Discovery locale: Ground
Facility: Cerro Tololo Inter-American Observatory
Telescope: 1.5 m SMARTS telescope
Instrument: CHIRON spectrometer
NASA Exoplanet Archive: Open composite record ↗

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