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HD 145377 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/HD 145377 b

Confirmed exoplanet · Gas Giant

HD 145377 b

Orbiting HD 145377

Discovered in 2008 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 145377 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,008
Method: Radial Velocity
Radius: 12.8 R⊕
Mass: 1,913.3366 M⊕
Orbit: 103.95 days
Distance: 53.4884 pc

Planet profile

Orbit and physical properties

Orbital period: 103.95 days
Semi-major axis: 0.45 AU
Eccentricity: 0.31
Radius: 12.8 Earth radii
Mass: 1,913.3366 Earth masses
Mass provenance: Msini
Density: 5.01 g/cm³
Equilibrium temperature: 442.98 K
Insolation: 7.7037 Earth flux

Host system

Star and system properties

Host star: HD 145377
Stars in system: 1
Known planets in system: 1
Spectral type: G3 V
Stellar temperature: 6,014 K
Stellar radius: 1.05 R☉
Stellar mass: 1.2 M☉
Stellar metallicity: 0.11 dex
Stellar age: 1.3 Gyr
Distance: 53.4884 parsecs
Right ascension: 16h11m36.47s
Declination: -27d04m41.23s

Discovery

Detection and provenance

Discovery method: Radial Velocity
Discovery year: 2,008
Publication date: 2009-03
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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