Electric Field (vector) Measurements Made by Earth Observation Satellites

CEOS EO HANDBOOK – MEASUREMENT INSTRUMENTS

Measurements > Gravity and Magnetic Fields >
Gravity, Magnetic and Geodynamic measurements >
Electric Field (vector)

Measurement Definition*: An instrument that measures the intensity and direction of the electric field.

Instrument	Status/ Accuracy	Instrument Description	Measurement Technology	Timeline
EFI Electric Field Instrument	Operational	Thermal ion imager and Langmuir probe to measure ion temp, electron temp, ion density, electron density, spacecraft potential and ion incident angle.	n/a

* Description adapted from WMO.