TITLE: GCN CIRCULAR NUMBER: 15498 SUBJECT: Fermi GBM trigger 406351590 / 131117143 is not a GRB DATE: 13/11/17 19:24:46 GMT FROM: Veronique Pelassa at UAH V. Pelassa and S. Xiong (UAH) report on behalf of the Fermi Gamma-ray Burst Monitor Team: “The Fermi Gamma-ray Burst Monitor (GBM) trigger 406351590 / 131117143 at 03:26:27.98 UT on 17 November 2013, tentatively classified as a GRB, is in fact not due to a GRB. This trigger is due to local particles."