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ISEE 3 Elemental Abundance Ratios

Published by NASA Space Physics Data Facility (SPDF) Data Services | National Aeronautics and Space Administration | Catalog Last Checked: June 16, 2026 at 09:39 PM | Dataset Last Updated: June 15, 2026
This ASCII file contains values and their uncertainties \nfor 25 abundance ratios of various pairs of chemical elements. The ratios \nare based on 1978-1981 observations of ~50-500 MeV/n cosmic rays by the \nU. Chicago cosmic ray experiment on ISEE 3. Each of the ratios is linked \nin the ASCII file to the publication where its derivation is discussed.

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