TITLE: GCN CIRCULAR NUMBER: 45206 SUBJECT: Fermi Gamma-ray Burst Monitor trigger 806592752 / 260724564 is not a GRB DATE: 26/07/24 15:09:50 GMT FROM: Peter Veres at University of Alabama in Huntsville Peter Veres (UAH) reports on behalf of the Fermi Gamma-ray Burst Monitor Team: "The Fermi Gamma-ray Burst Monitor (GBM) trigger 806592752 / 260724564 at 13:32:27.79 UT on 24 July 2026, tentatively classified as a GRB, is in fact not due to a GRB. This trigger is likely due to particle activity."