HELIO Use Case 2: The 100 CME Challenge ByrneJason MayerFlorian MayerFlorian PierantoniGabriele Andrii Lynnyk BourrelNataliya CecconiBaptiste Pérez-SuárezDavid CarleyEoin MaloneyShane 2012 <div> <div> <div> <div> <p>To use HELIO to study the origin, propagation, and in-situ properties of a large number of coronal mass ejections (CMEs) as they were observed at various locations throughout the heliosphere. </p> </div> </div> </div> </div>