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HD 177565 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/HD 177565 b

Confirmed exoplanet · Neptune Like

HD 177565 b

Orbiting HD 177565

Discovered in 2017 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 177565 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,017
Method: Radial Velocity
Radius: 4 R⊕
Mass: 15.1 M⊕
Orbit: 44.505 days
Distance: 16.9179 pc

Planet profile

Orbit and physical properties

Orbital period: 44.505 days
Semi-major axis: 0.246 AU
Eccentricity: 0.0593
Radius: 4 Earth radii
Mass: 15.1 Earth masses
Mass provenance: Msini
Density: 1.3 g/cm³
Equilibrium temperature: 539.21 K
Insolation: 14.5941 Earth flux

Host system

Star and system properties

Host star: HD 177565
Stars in system: 1
Known planets in system: 1
Spectral type: G8V
Stellar temperature: 5,627 K
Stellar radius: 0.971489 R☉
Stellar mass: 1 M☉
Stellar metallicity: 0.0812 dex
Stellar age: 6.88 Gyr
Distance: 16.9179 parsecs
Right ascension: 19h06m52.22s
Declination: -37d48m44.06s

Discovery

Detection and provenance

Discovery method: Radial Velocity
Discovery year: 2,017
Publication date: 2017-10
Discovery locale: Ground
Facility: La Silla Observatory
Telescope: 3.6 m ESO Telescope
Instrument: HARPS Spectrograph
NASA Exoplanet Archive: Open composite record ↗

Visual archive

Gallery

One image from HD 177565 b.

Generic neptune like catalog artwork; not a direct image of HD 177565 b — Apex Andromeda catalog artwork