TITLE: GCN CIRCULAR NUMBER: 28141 SUBJECT: Fermi GBM trigger 616776657/200718619 is not a GRB DATE: 20/07/18 17:39:12 GMT FROM: Suraj Poolakkil at UAH S. Poolakkil (UAH) reports on behalf of the Fermi GBM Team: "The Fermi Gamma-ray Burst Monitor (GBM) trigger 616776657/200718619 at 14:50:52.41 UT on 18 July 2020, tentatively classified as a GRB, is in fact not due to a GRB. This trigger is likely due to SGR 1806-20."