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XO-3 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/XO-3 b

Confirmed exoplanet · Gas Giant

XO-3 b

Orbiting XO-3

Discovered in 2007 using Transit. 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 XO-3 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,007
Method: Transit
Radius: 14.795855 R⊕
Mass: 4,217.582961 M⊕
Orbit: 3.191523 days
Distance: 213.053 pc

Planet profile

Orbit and physical properties

Orbital period: 3.191523 days
Semi-major axis: 0.04815 AU
Eccentricity: 0.2791
Radius: 14.795855 Earth radii
Mass: 4,217.582961 Earth masses
Mass provenance: Mass
Density: 7.16 g/cm³
Equilibrium temperature: 1,890 K
Insolation: 1,161.72 Earth flux

Host system

Star and system properties

Host star: XO-3
Stars in system: 1
Known planets in system: 1
Spectral type: F5V
Stellar temperature: 6,970 K
Stellar radius: 1.523 R☉
Stellar mass: 1.449 M☉
Stellar metallicity: -0.159 dex
Stellar age: 0.97 Gyr
Distance: 213.053 parsecs
Right ascension: 04h21m52.70s
Declination: +57d49m01.95s

Discovery

Detection and provenance

Discovery method: Transit
Discovery year: 2,007
Publication date: 2008-04
Discovery locale: Ground
Facility: XO
Telescope: Canon 200mm f/1.8L
Instrument: Apogee CCD Array
NASA Exoplanet Archive: Open composite record ↗

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