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HD 192310 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/HD 192310 b

Confirmed exoplanet · Neptune Like

HD 192310 b

Orbiting HD 192310

Discovered in 2011 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 192310 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,011
Method: Radial Velocity
Radius: 4.27 R⊕
Mass: 16.9 M⊕
Orbit: 74.72 days
Distance: 8.79687 pc

Planet profile

Orbit and physical properties

Orbital period: 74.72 days
Semi-major axis: 0.32 AU
Eccentricity: 0.13
Radius: 4.27 Earth radii
Mass: 16.9 Earth masses
Mass provenance: Msin(i)/sin(i)
Density: 1.19 g/cm³
Equilibrium temperature: 355 K
Insolation: 3.7598 Earth flux

Host system

Star and system properties

Host star: HD 192310
Stars in system: 1
Known planets in system: 2
Spectral type: K3V
Stellar temperature: 5,166 K
Stellar radius: 0.857922 R☉
Stellar mass: 0.8 M☉
Stellar metallicity: -0.04 dex
Stellar age: 7.81 Gyr
Distance: 8.79687 parsecs
Right ascension: 20h15m18.83s
Declination: -27d02m01.52s

Discovery

Detection and provenance

Discovery method: Radial Velocity
Discovery year: 2,011
Publication date: 2011-10
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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