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HD 160691 d | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/HD 160691 d

Confirmed exoplanet · Neptune Like

HD 160691 d

Orbiting HD 160691

Discovered in 2004 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 160691 d — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,004
Method: Radial Velocity
Radius: 3.23 R⊕
Mass: 10.49 M⊕
Orbit: 9.6392 days
Distance: 15.5981 pc

Planet profile

Orbit and physical properties

Orbital period: 9.6392 days
Semi-major axis: 0.0952 AU
Eccentricity: 0
Radius: 3.23 Earth radii
Mass: 10.49 Earth masses
Mass provenance: Msini
Density: 1.71 g/cm³
Equilibrium temperature: 900 K
Insolation: 209.5104 Earth flux

Host system

Star and system properties

Host star: HD 160691
Stars in system: 1
Known planets in system: 4
Spectral type: G3 IV-V
Stellar temperature: 5,773 K
Stellar radius: 1.33 R☉
Stellar mass: 1.13 M☉
Stellar metallicity: 0.28 dex
Stellar age: 5.7 Gyr
Distance: 15.5981 parsecs
Right ascension: 17h44m08.68s
Declination: -51d50m05.55s

Discovery

Detection and provenance

Discovery method: Radial Velocity
Discovery year: 2,004
Publication date: 2004-10
Discovery locale: Ground
Facility: La Silla Observatory
Telescope: 3.6 m ESO Telescope
Instrument: HARPS Spectrograph
NASA Exoplanet Archive: Open composite record ↗

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