The filename follows a structured naming convention typical of digital preservation or research data:
The p_s_n may stand for or Preliminary/Status/None , a shorthand for identifying its place in a collection hierarchy. _p_s_n_FR-ions_Mad-on_Balloons.rar
: Likely refers to Friction-ions or Fragment-ions , terms commonly used in mass spectrometry or atmospheric chemistry. The filename follows a structured naming convention typical
: Suggests the data source—potentially atmospheric research involving weather balloons or high-altitude telemetry. _p_s_n_FR-ions_Mad-on_Balloons.rar