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MMS 2 Energetic Particle Detector, Energetic Ion Spectrometer (EPD-EIS) Electron Energy Spectra, Level 2 (L2), Survey Mode, 2.42 s Data

Published by MMS Science Data Center;NASA Space Physics Data Facility (SPDF) Coordinated Data Analysis Web (CDAWeb) Data Services | National Aeronautics and Space Administration | Catalog Last Checked: June 23, 2026 at 09:09 PM | Dataset Last Updated: June 22, 2026
Energetic Particle Detector (EPD), Energetic Ion Spectrometer (EIS) Electron Energy Spectra, Level 2, Quick-Look Survey, 2.42 s Data. The EIS provides ion composition measurements (protons versus oxygen ions) and angular distributions over the energy range from approximately 45 to 500 keV.

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