TITLE: GCN CIRCULAR NUMBER: 9127 SUBJECT: Fermi GBM trigger 261106787 is not a GRB DATE: 09/04/13 16:11:25 GMT FROM: Alexander van der Horst at NASA/MSFC A.J. van der Horst (NASA/MSFC/ORAU) reports on behalf of the Fermi GBM team: "The Fermi Gamma-ray Burst Monitor (GBM) trigger 261106787 at 01:39:45.78 UT on 11 April 2009, tentatively classified as a GRB, is in fact not due to a GRB. This trigger is due to distant particles precipitation."