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

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LP 261-75 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/LP 261-75 b

Confirmed exoplanet · Gas Giant

LP 261-75 b

Orbiting LP 261-75 A

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 LP 261-75 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,006
Method: Imaging
Radius: 12.1 R⊕
Mass: 6,674.396547 M⊕
Orbit: Not reported by the NASA Exoplanet Archive
Distance: 33.928 pc

Planet profile

Orbit and physical properties

Orbital period: Not reported by the NASA Exoplanet Archive
Semi-major axis: 450 AU
Eccentricity: Not reported by the NASA Exoplanet Archive
Radius: 12.1 Earth radii
Mass: 6,674.396547 Earth masses
Mass provenance: Mass
Density: 20.7 g/cm³
Equilibrium temperature: 1,500 K
Insolation: 0 Earth flux

Host system

Star and system properties

Host star: LP 261-75 A
Stars in system: 1
Known planets in system: 1
Spectral type: M4.5 V
Stellar temperature: 3,138 K
Stellar radius: 0.308 R☉
Stellar mass: 0.22 M☉
Stellar metallicity: Not reported by the NASA Exoplanet Archive
Stellar age: 0.15 Gyr
Distance: 33.928 parsecs
Right ascension: 09h51m04.45s
Declination: +35d58m06.80s

Discovery

Detection and provenance

Discovery method: Imaging
Discovery year: 2,006
Publication date: 2006-05
Discovery locale: Ground
Facility: Apache Point Observatory
Telescope: ARC 3.5m Telescope
Instrument: Near-Infrared Camera & Fabry-Perot Spectrometer (NIC-FPS)
NASA Exoplanet Archive: Open composite record ↗

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