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HD 48948 d | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/HD 48948 d

Confirmed exoplanet · Neptune Like

HD 48948 d

Orbiting HD 48948

Discovered in 2024 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 48948 d — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,024
Method: Radial Velocity
Radius: 3.24 R⊕
Mass: 10.59 M⊕
Orbit: 151.92 days
Distance: 16.9043 pc

Planet profile

Orbit and physical properties

Orbital period: 151.92 days
Semi-major axis: 0.4894 AU
Eccentricity: 0.055
Radius: 3.24 Earth radii
Mass: 10.59 Earth masses
Mass provenance: Msini
Density: 1.71 g/cm³
Equilibrium temperature: 349 K
Insolation: 2.46 Earth flux

Host system

Star and system properties

Host star: HD 48948
Stars in system: 1
Known planets in system: 3
Spectral type: K3 V
Stellar temperature: 4,593 K
Stellar radius: 0.679 R☉
Stellar mass: 0.686 M☉
Stellar metallicity: -0.21 dex
Stellar age: 11.48 Gyr
Distance: 16.9043 parsecs
Right ascension: 06h49m57.55s
Declination: +60d20m14.33s

Discovery

Detection and provenance

Discovery method: Radial Velocity
Discovery year: 2,024
Publication date: 2024-07
Discovery locale: Ground
Facility: Roque de los Muchachos Observatory
Telescope: 3.58 m Telescopio Nazionale Galileo
Instrument: HARPS-N Spectrograph
NASA Exoplanet Archive: Open composite record ↗

Visual archive

Gallery

One image from HD 48948 d.

Generic neptune like catalog artwork; not a direct image of HD 48948 d — Apex Andromeda catalog artwork