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HD 176986 c | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/HD 176986 c

Confirmed exoplanet · Gas Giant

HD 176986 c

Orbiting HD 176986

Discovered in 2017 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 176986 c — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,017
Method: Radial Velocity
Radius: Not reported by the NASA Exoplanet Archive
Mass: 2,097.985315 M⊕
Orbit: 16.8124 days
Distance: 27.7843 pc

Planet profile

Orbit and physical properties

Orbital period: 16.8124 days
Semi-major axis: 0.11873 AU
Eccentricity: 0.111
Radius: Not reported by the NASA Exoplanet Archive
Mass: 2,097.985315 Earth masses
Mass provenance: Mass
Density: Not reported by the NASA Exoplanet Archive
Equilibrium temperature: 558 K
Insolation: 22.9 Earth flux

Host system

Star and system properties

Host star: HD 176986
Stars in system: 1
Known planets in system: 3
Spectral type: K2.5 V
Stellar temperature: 4,931 K
Stellar radius: 0.782 R☉
Stellar mass: 0.789 M☉
Stellar metallicity: 0.03 dex
Stellar age: 4.3 Gyr
Distance: 27.7843 parsecs
Right ascension: 19h03m05.74s
Declination: -11d02m41.79s

Discovery

Detection and provenance

Discovery method: Radial Velocity
Discovery year: 2,017
Publication date: 2018-04
Discovery locale: Ground
Facility: Multiple Observatories
Telescope: Multiple Telescopes
Instrument: Multiple Instruments
NASA Exoplanet Archive: Open composite record ↗

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