TITLE: GCN CIRCULAR NUMBER: 17393 SUBJECT: Fermi GBM trigger 150202624 is not a GRB DATE: 15/02/04 00:19:25 GMT FROM: Hoi-Fung Yu at MPE H.-F. Yu (MPE) reports on behalf of the Fermi GBM Team: "The Fermi Gamma-ray Burst Monitor (GBM) trigger 444581874 / 150202624 at 14:57:51.77 UT on 02 Feb 2015, tentatively classified as a GRB, is in fact not due to a GRB. This trigger is due to local particles."