Understanding the origins of problem geomagnetic storms associated with "stealth" coronal mass ejections

Nariaki V Nitta, Tamitha Mulligan, Emilia K J Kilpua, Benjamin J Lynch, Marilena Mierla, Jennifer O'Kane, Paolo Pagano, Erika Palmerio, Jens Pomoell, Ian R Richardson, Luciano Rodriguez, Alexis P Rouillard, Suvadip Sinha, Nandita Srivastava, Dana-Camelia Talpeanu, Stephanie L Yardley, Andrei N Zhukov