TITLE: GCN CIRCULAR NUMBER: 7933 SUBJECT: GRB 080702b: LCO optical observations DATE: 08/07/03 14:16:49 GMT FROM: Edo Berger at Princton U E. Berger (Princeton/OCIW) and B. Madore (OCIW) report: "Starting on 2008 July 2.36 UT we observed the BAT error circle of GRB 080702b (GCN #7924) using the du Pont 100-inch telescope at Las Campanas Observatory. A total of 1500 sec were obtained in R-band in good seeing conditions (0.9"). A comparison to DSS reveals no new sources to the limit of the survey. Further observations are planned."