CEOS EO HANDBOOK – INSTRUMENT SUMMARY - EFI -
Full Name Electric Field Instrument Status Operational
Instrument Agencies ESA, CSA Maturity
Instrument Type Space environment and Gravity instruments Geometry
Instrument Technology Electric field sensor Sampling Other
Data Access Open Access Data Format
Measurements and Applications Thermal ion imager and Langmuir probe to measure ion temp, electron temp, ion density, electron density, spacecraft potential and ion incident angle.
Resolution Summary 0.3 mV/m
Swath Summary N/A
Accuracy Summary <3 mV/m
Waveband Summary N/A
N/A (N/A)
Instrument Measurements
Measurements Overview
CategoryParameter
Gravity, Magnetic and Geodynamic measurementsElectric Field (vector)
Instrument Missions
Swarm - Earth's Magnetic Field and Environment Explorers (2013 - 2025)