TITLE: GCN CIRCULAR NUMBER: 22365 SUBJECT: Fermi GBM trigger 538316685/180122517 is not a GRB DATE: 18/01/22 13:07:42 GMT FROM: Andreas von Kienlin at MPE A. von Kienlin (MPE) reports on behalf of the Fermi GBM Team: "The Fermi Gamma-ray Burst Monitor (GBM) trigger 538316685/180122517 at 12:24:40.64 UT on 22 January 2018, tentatively classified as a GRB, is in fact not due to a GRB. This trigger is due to local particle activity."