Dataset for publication: "He+ Ions in the Vicinity of Mercury observed by the Messenger and BepiColombo spacecraft" by M.Fraenz et al., submitted to PlanetarySpaceSci, Jan 2025

The dataset contains: ion energy spectra obtained by the BepiColombo MMO MSA instrument presented in Fig. 11 of the paper above in tabular ASCII format (Cluster Exchange format). ion energy spectra obtained by the MESSENGER FIPS instrument for light ions (H+,He++,He+) in CDF format.