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GJ 740 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/GJ 740 b

Confirmed exoplanet · Super Earth

GJ 740 b

Orbiting GJ 740

Discovered in 2021 using Radial Velocity. This page reflects the latest synchronized NASA Exoplanet Archive composite record.

NASA Archive record ↗Back to catalog →

Generic super earth catalog artwork; not a direct image of GJ 740 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,021
Method: Radial Velocity
Radius: 1.53 R⊕
Mass: 2.96 M⊕
Orbit: 2.37756 days
Distance: 11.1017 pc

Planet profile

Orbit and physical properties

Orbital period: 2.37756 days
Semi-major axis: 0.029 AU
Eccentricity: 0.24
Radius: 1.53 Earth radii
Mass: 2.96 Earth masses
Mass provenance: Msini
Density: 4.54 g/cm³
Equilibrium temperature: 829 K
Insolation: 79 Earth flux

Host system

Star and system properties

Host star: GJ 740
Stars in system: 1
Known planets in system: 1
Spectral type: M1.0 V
Stellar temperature: 3,913 K
Stellar radius: 0.56 R☉
Stellar mass: 0.58 M☉
Stellar metallicity: 0.08 dex
Stellar age: Not reported by the NASA Exoplanet Archive
Distance: 11.1017 parsecs
Right ascension: 18h57m59.93s
Declination: +05d54m10.32s

Discovery

Detection and provenance

Discovery method: Radial Velocity
Discovery year: 2,021
Publication date: 2021-04
Discovery locale: Ground
Facility: Multiple Observatories
Telescope: Multiple Telescopes
Instrument: Multiple Instruments
NASA Exoplanet Archive: Open composite record ↗

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