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HD 88986 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/HD 88986 b

Confirmed exoplanet · Super Earth

HD 88986 b

Orbiting HD 88986

Discovered in 2023 using Radial Velocity. This page reflects the latest synchronized NASA Exoplanet Archive composite record.

NASA Archive record ↗Back to catalog →

Generic super earth catalog artwork; not a direct image of HD 88986 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,023
Method: Radial Velocity
Radius: 2.49 R⊕
Mass: 17.2 M⊕
Orbit: 146.05 days
Distance: 33.2673 pc

Planet profile

Orbit and physical properties

Orbital period: 146.05 days
Semi-major axis: 0.58 AU
Eccentricity: 0.24
Radius: 2.49 Earth radii
Mass: 17.2 Earth masses
Mass provenance: Mass
Density: 6.1 g/cm³
Equilibrium temperature: 460 K
Insolation: 7.3543 Earth flux

Host system

Star and system properties

Host star: HD 88986
Stars in system: 1
Known planets in system: 1
Spectral type: G2 V
Stellar temperature: 5,861 K
Stellar radius: 1.543 R☉
Stellar mass: 1.25 M☉
Stellar metallicity: 0.06 dex
Stellar age: 7.9 Gyr
Distance: 33.2673 parsecs
Right ascension: 10h16m28.00s
Declination: +28d40m55.45s

Discovery

Detection and provenance

Discovery method: Radial Velocity
Discovery year: 2,023
Publication date: 2024-01
Discovery locale: Ground
Facility: Haute-Provence Observatory
Telescope: 1.93 m Telescope
Instrument: SOPHIE Spectrograph
NASA Exoplanet Archive: Open composite record ↗

Visual archive

Gallery

One image from HD 88986 b.

Generic super earth catalog artwork; not a direct image of HD 88986 b — Apex Andromeda catalog artwork