TITLE: GCN CIRCULAR NUMBER: 21854 SUBJECT: IBAS Alert nr. 7913 is not a real GRB DATE: 17/09/09 06:44:56 GMT FROM: Diego Gotz at CEA D. Gotz (CEA Saclay), E. Bozzo, C. Ferrigno (ISDC Versoix) report on behalf of the IBAS localization team: IBAS Alert number 7913 is not a real GRB, but is due to MAXI J1535-571 incorrectly localized. This message can be cited.