4556 20200115163101.0 SEMIN-2020-0004 Jebaraj, Immanuel Christopher Origin of the two co-temporal shock waves observed on September 27, 2012 2019 2019-03-22 NO Magdalenic, Jasmina Scolini, Camilla Pomoell, Jens Podladchikova, Tatiana Dissauer, Karin Veronig, Astrid Kilpua, Emilia Krupar, Vratislav Poedts, Stefan Royal Observatory of Belgium immanuel.jebaraj@observatoire.be SEMIN