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

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HD 203030 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/HD 203030 b

Confirmed exoplanet · Gas Giant

HD 203030 b

Orbiting HD 203030

Discovered in 2006 using Imaging. 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 203030 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,006
Method: Imaging
Radius: 14.459585 R⊕
Mass: 3,496.112477 M⊕
Orbit: Not reported by the NASA Exoplanet Archive
Distance: 39.2503 pc

Planet profile

Orbit and physical properties

Orbital period: Not reported by the NASA Exoplanet Archive
Semi-major axis: 487.1 AU
Eccentricity: Not reported by the NASA Exoplanet Archive
Radius: 14.459585 Earth radii
Mass: 3,496.112477 Earth masses
Mass provenance: Mass
Density: 6.35 g/cm³
Equilibrium temperature: 1,040 K
Insolation: 0 Earth flux

Host system

Star and system properties

Host star: HD 203030
Stars in system: 1
Known planets in system: 1
Spectral type: G8 V
Stellar temperature: 5,603 K
Stellar radius: 0.856458 R☉
Stellar mass: 0.94 M☉
Stellar metallicity: 0.3 dex
Stellar age: 0.1 Gyr
Distance: 39.2503 parsecs
Right ascension: 21h18m58.37s
Declination: +26d13m50.10s

Discovery

Detection and provenance

Discovery method: Imaging
Discovery year: 2,006
Publication date: 2006-11
Discovery locale: Ground
Facility: Palomar Observatory
Telescope: 5.1 m Hale Telescope
Instrument: PHARO Camera
NASA Exoplanet Archive: Open composite record ↗

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