TITLE: GCN GRB OBSERVATION REPORT NUMBER: 3642 SUBJECT: GRB050717 DATE: 05/07/18 15:58:40 GMT FROM: Michael Schwartz at Tenegra Obs. Paul Luckas (Tenagra W. Australia) , Odd Trondal (Tenagra Norway) and Michael Schwartz (Tenagra USA) report: Following the detection of GRB 050717 by Swift/BAT, we obtained six, 5 minute unfiltered images on 2005 July 18.46 UT (24.5 hours after the burst), using one of Tenagra observatory's 0.35-m telescopes with AP6 CCD at Perth, Western Australia. No new source was detected within the XRT error circle (GCN 3636) of GRB050717 (Hurkett et al., GCN 3633) down to the DSS-2R limiting magnitude. -Michael Schwartz, on behalf of the Tenagra Observatories GRB follow-up team.