2.2.6 spase://SMWG/Instrument/MMS/1/EnergeticParticleDetector/FEEPS MMS 1 Energetic Particle Detector (EPD) Suite, Fly's Eye Energetic Particle Sensor (FEEPS) Instrument MMS 1 EPD Suite, FEEPS 2021-07-20T13:41:27Z Fly's Eye Energetic Particle Sensor (FEEPS): The two FEEPS will measure three-dimensional energetic ion and electron flux distributions over the energy ranges ~25 keV to 500 keV (electrons) and ~45 keV to 500 keV (ions). Time resolution = 10 s. FEEPS development is led by Co-I J. B. Blake (Aerospace Corporation). spase://SMWG/Person/James.L.Burch PrincipalInvestigator spase://SMWG/Person/J.Bernard.Blake CoInvestigator Mission instrument web page https://www.nasa.gov/mission_pages/mms/spacecraft/mms-instruments.html Mission web page that describes the payload (instruments) on each spacecraft. English EnergeticParticleInstrument MMS 1 EPD Suite, Fly's Eye Energetic Particle Sensor 2015-03-13T02:44:00 spase://SMWG/Observatory/MMS/1