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HD 155193 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/HD 155193 b

Confirmed exoplanet · Gas Giant

HD 155193 b

Orbiting HD 155193

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 HD 155193 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,021
Method: Radial Velocity
Radius: 14 R⊕
Mass: 238.371305 M⊕
Orbit: 352.65 days
Distance: 57.7995 pc

Planet profile

Orbit and physical properties

Orbital period: 352.65 days
Semi-major axis: 1.04 AU
Eccentricity: 0.21
Radius: 14 Earth radii
Mass: 238.371305 Earth masses
Mass provenance: Msini
Density: 0.477 g/cm³
Equilibrium temperature: 391.86 K
Insolation: 4.0461 Earth flux

Host system

Star and system properties

Host star: HD 155193
Stars in system: 1
Known planets in system: 1
Spectral type: F8 IV
Stellar temperature: 6,239 K
Stellar radius: 1.76439 R☉
Stellar mass: 1.221 M☉
Stellar metallicity: 0.05 dex
Stellar age: Not reported by the NASA Exoplanet Archive
Distance: 57.7995 parsecs
Right ascension: 17h09m41.01s
Declination: +10d02m17.16s

Discovery

Detection and provenance

Discovery method: Radial Velocity
Discovery year: 2,021
Publication date: 2021-07
Discovery locale: Ground
Facility: Haute-Provence Observatory
Telescope: 1.93 m Telescope
Instrument: SOPHIE Spectrograph
NASA Exoplanet Archive: Open composite record ↗

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