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Helios 1 E8 (Keppler) Hourly Particle Fluxes

Published by SPDF | National Aeronautics and Space Administration | Catalog Last Checked: September 09, 2026 at 12:44 AM | Dataset Last Updated: September 07, 2026
Data set records contain hourly count rates of protons and electrons in 16 energy ranges (protons: 15 differential channels between 21 and 677 keV, plus >677 keV; electrons: 15 differential channels between 17 and 835 keV, plus >835 keV), each in 16 22.5 deg azimuthal sectors. Accumulation times for each count rate are also given. No spacecraft position information is included. Data are from the E8 experiment on Helios 1.

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