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HIP 54515 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/HIP 54515 b

Confirmed exoplanet · Gas Giant

HIP 54515 b

Orbiting HIP 54515

Discovered in 2026 using Imaging. 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 54515 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,026
Method: Imaging
Radius: 12.2 R⊕
Mass: 5,625.562804 M⊕
Orbit: 33,000 days
Distance: 82.8101 pc

Planet profile

Orbit and physical properties

Orbital period: 33,000 days
Semi-major axis: 24.8 AU
Eccentricity: 0.42
Radius: 12.2 Earth radii
Mass: 5,625.562804 Earth masses
Mass provenance: Mass
Density: 17 g/cm³
Equilibrium temperature: 100.72 K
Insolation: 0.0171 Earth flux

Host system

Star and system properties

Host star: HIP 54515
Stars in system: 1
Known planets in system: 1
Spectral type: A5 V
Stellar temperature: 8,100 K
Stellar radius: 1.64915 R☉
Stellar mass: 1.9 M☉
Stellar metallicity: Not reported by the NASA Exoplanet Archive
Stellar age: 0.115 Gyr
Distance: 82.8101 parsecs
Right ascension: 11h09m13.59s
Declination: -01d19m59.82s

Discovery

Detection and provenance

Discovery method: Imaging
Discovery year: 2,026
Publication date: 2026-01
Discovery locale: Ground
Facility: Subaru Telescope
Telescope: 8.2 m Subaru Telescope
Instrument: Subaru Coronagraphic Extreme Adaptive Optics (SCExAO)
NASA Exoplanet Archive: Open composite record ↗

Visual archive

Gallery

One image from HIP 54515 b.

Generic gas giant catalog artwork; not a direct image of HIP 54515 b — Apex Andromeda catalog artwork