TITLE: GCN CIRCULAR NUMBER: 17546 SUBJECT: Fermi GBM trigger 150305751 is not a GRB DATE: 15/03/05 19:35:54 GMT FROM: Eric Burns at U of Alabama E. Burns (UAH) reports on behalf of the Fermi GBM Team: "The Fermi Gamma-ray Burst Monitor (GBM) trigger 447271330/150305751 at 18:02:07.48 UT on the 5th of March 2015, tentatively classified as a GRB, is in fact not due to a GRB. This trigger is due to a solar flare."