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Missions Planets Black Holes 3D Map Agencies Blog About apexandromeda.com

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HD 1666 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/HD 1666 b

Confirmed exoplanet · Gas Giant

HD 1666 b

Orbiting HD 1666

Discovered in 2015 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 1666 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,015
Method: Radial Velocity
Radius: 12.7 R⊕
Mass: 2,040 M⊕
Orbit: 270 days
Distance: 117.908 pc

Planet profile

Orbit and physical properties

Orbital period: 270 days
Semi-major axis: 0.94 AU
Eccentricity: 0.63
Radius: 12.7 Earth radii
Mass: 2,040 Earth masses
Mass provenance: Msini
Density: 5.47 g/cm³
Equilibrium temperature: 436.47 K
Insolation: 6.0778 Earth flux

Host system

Star and system properties

Host star: HD 1666
Stars in system: 1
Known planets in system: 1
Spectral type: F7 V
Stellar temperature: 6,317 K
Stellar radius: 1.93 R☉
Stellar mass: 1.5 M☉
Stellar metallicity: 0.37 dex
Stellar age: 1.76 Gyr
Distance: 117.908 parsecs
Right ascension: 00h20m52.33s
Declination: -19d55m53.34s

Discovery

Detection and provenance

Discovery method: Radial Velocity
Discovery year: 2,015
Publication date: 2015-06
Discovery locale: Ground
Facility: Multiple Observatories
Telescope: Multiple Telescopes
Instrument: Multiple Instruments
NASA Exoplanet Archive: Open composite record ↗

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