TITLE: GCN CIRCULAR NUMBER: 19325 SUBJECT: Fermi GBM trigger 482632364/160418023 is not a GRB DATE: 16/04/18 09:29:49 GMT FROM: Elisabetta Bissaldi at U.Innsbruk/IAPP E. Bissaldi (Politecnico & INFN Bari) and E. Burns (UAH) report on behalf of the Fermi GBM Team: "The Fermi Gamma-ray Burst Monitor (GBM) trigger 482632364/160418023 at 00:32:40.26 UT on 18 April 2016, tentatively classified as a GRB, is in fact not due to a GRB. This trigger is due to solar activity."