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Missions Planets Black Holes 3D Map Agencies Blog About apexandromeda.com

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HD 238090 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/HD 238090 b

Confirmed exoplanet · Neptune Like

HD 238090 b

Orbiting HD 238090

Discovered in 2020 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 238090 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,020
Method: Radial Velocity
Radius: 2.52 R⊕
Mass: 6.89 M⊕
Orbit: 13.671 days
Distance: 15.2354 pc

Planet profile

Orbit and physical properties

Orbital period: 13.671 days
Semi-major axis: 0.0932 AU
Eccentricity: 0.3
Radius: 2.52 Earth radii
Mass: 6.89 Earth masses
Mass provenance: Msini
Density: 2.37 g/cm³
Equilibrium temperature: 469.6 K
Insolation: 8.1 Earth flux

Host system

Star and system properties

Host star: HD 238090
Stars in system: 1
Known planets in system: 1
Spectral type: M0.0 V
Stellar temperature: 3,933 K
Stellar radius: 0.57 R☉
Stellar mass: 0.578 M☉
Stellar metallicity: -0.03 dex
Stellar age: Not reported by the NASA Exoplanet Archive
Distance: 15.2354 parsecs
Right ascension: 12h12m21.27s
Declination: +54d29m10.15s

Discovery

Detection and provenance

Discovery method: Radial Velocity
Discovery year: 2,020
Publication date: 2020-11
Discovery locale: Ground
Facility: Multiple Observatories
Telescope: Multiple Telescopes
Instrument: Multiple Instruments
NASA Exoplanet Archive: Open composite record ↗

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