2.4.1 spase://CNES/Instrument/CDPP-AMDA/Giotto/RPA RPA Reme Copernic Plasma Experiment 2009-05-20T21:10:13Z One of two plasma experiments to study the solar wind and charged particles. The RPA measured velocity distributions of electrons and composition/distribution of thermal positive ions close to the cometary object. spase://SMWG/Person/Henri.Reme PrincipalInvestigator Spectrometer Reme Copernic Plasma Experiment spase://CNES/Observatory/CDPP-AMDA/Giotto