TITLE: GCN CIRCULAR NUMBER: 18414 SUBJECT: Fermi GBM trigger 466059859/151009211 is not a GRB DATE: 15/10/09 10:51:25 GMT FROM: Elisabetta Bissaldi at U.Innsbruk/IAPP E. Bissaldi (INFN Bari) reports on behalf of the Fermi GBM Team: "The Fermi Gamma-ray Burst Monitor (GBM) trigger 466059859/151009211 at 05:04:15.57 UT on 9 October 2015, tentatively classified as a GRB, is in fact not due to a GRB. This trigger is due to particle activity."