Full Name Exploration of energization and Radiation in Geospace Status Operational (extended)
Mission Agencies JAXA Launch Date 20 Dec 2016
Mission Links mission site EOL Date Dec 2026
EO Portal Info NORAD Catalog #
International Designator
Orbit Type Highly elliptical Orbit Period 570 minutes
Orbit Sense Orbit Inclination 32 deg
Orbit Altitude Orbit Longitude
Orbit LST Repeat Cycle
Objectives and Applications ERG is a JAXA minisatellite mission into geospace focused on the formation of the radiation belts associated with magnetic storms. ERG will observe directly the plasma/particle distribution for wide energy range and the electric/magnetic field for a wide frequency range.
Mission Measurements
Mission Instruments
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