8 dihydroxyborylharmine b 10 1 Activity cycles 1 Análisis por Activación Neutrónica Instrumental 1 Arrival time 1 Conectividad 1 Connectivity 1 Electron beams 1 Energetic particle measurement 1 Energetic particles 1 Fast solar winds 1 Formative period; Valle de Yocavil; survey; petrographyc analysis; analysis of neutron activation 1 Formativo; Valle de Yocavil; prospección; análisis petrográficos; análisis de activación netrónica 1 High-energy particles 1 In-situ measurement 1 Instrumental Neutron Activation Analysis 1 Interplanetary coronal mass ejections 1 Interplanetary magnetic fields 1 Interplanetary spacecraft 1 Las Escondidas 1 Magnetic bubbles 1 Magnetic fields 1 Magnetic structure 1 Magnetoplasma 1 Methods:data analysis 1 Neutron monitors 1 Parker spiral 1 Path length 1 Petrografía 1 Petrography 1 Pitch-angle scattering 1