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GJ 1132 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/GJ 1132 b

Confirmed exoplanet · Terrestrial

GJ 1132 b

Orbiting GJ 1132

Discovered in 2015 using Transit. This page reflects the latest synchronized NASA Exoplanet Archive composite record.

NASA Archive record ↗Back to catalog →

Generic terrestrial catalog artwork; not a direct image of GJ 1132 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,015
Method: Transit
Radius: 1.191515 R⊕
Mass: 1.837048 M⊕
Orbit: 1.628929 days
Distance: 12.613 pc

Planet profile

Orbit and physical properties

Orbital period: 1.628929 days
Semi-major axis: 0.0157 AU
Eccentricity: 0.0118
Radius: 1.191515 Earth radii
Mass: 1.837048 Earth masses
Mass provenance: Mass
Density: 5.97 g/cm³
Equilibrium temperature: 583.8 K
Insolation: 19.3 Earth flux

Host system

Star and system properties

Host star: GJ 1132
Stars in system: 1
Known planets in system: 2
Spectral type: M4.5 V
Stellar temperature: 3,229 K
Stellar radius: 0.2211 R☉
Stellar mass: 0.1945 M☉
Stellar metallicity: -0.17 dex
Stellar age: 5 Gyr
Distance: 12.613 parsecs
Right ascension: 10h14m50.18s
Declination: -47d09m17.77s

Discovery

Detection and provenance

Discovery method: Transit
Discovery year: 2,015
Publication date: 2015-11
Discovery locale: Ground
Facility: Cerro Tololo Inter-American Observatory
Telescope: MEarth-South telescope array
Instrument: Apogee CCD Sensor
NASA Exoplanet Archive: Open composite record ↗

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