TITLE: GCN CIRCULAR NUMBER: 35815 SUBJECT: Swift-BAT triggers 1217729-1217732 are not astrophysical DATE: 24/02/27 05:36:15 GMT FROM: Simone Dichiara at Pennsylvania State University S. Dichiara (PSU) reports on behalf of the Neil Gehrels Swift Observatory Team: Swift triggers 1217729, 1217731 and 1217732 were caused by a star track loss-of-lock event, and are not interesting astrophysical events.