TITLE: GCN CIRCULAR NUMBER: 20209 SUBJECT: Fermi GBM trigger 501785179/161125699 is not a GRB DATE: 16/11/25 17:41:19 GMT FROM: Matthew Stanbro at UAH/Fermi M. Stanbro (UAH) reports on behalf of the Fermi GBM Team: "The Fermi Gamma-ray Burst Monitor (GBM) trigger 501785179/161125699 at 16:46:15.51 UT on 25 November 2016, tentatively classified as a GRB, is in fact not due to a GRB. This trigger is due to a local particle event."