TITLE: GCN CIRCULAR NUMBER: 5659 SUBJECT: GRB060929: Optical limit DATE: 06/09/29 23:38:18 GMT FROM: Graziella Pizzichini at IASF/CNR,Bologna F. Terra, Second University of Roma "Tor Vergata", G. Greco, C. Bartolini, A. Guarnieri, A. Piccioni (Bologna University), D. Nanni (INAF/OAR and Second University of Roma "Tor Vergata"), S. Galleti, S. Bernabei (INAF Bologna) and G. Pizzichini (INAF/IASF Bologna) report: Using the 152 cm Loiano telescope equipped with the BFOSC camera system, we obtained two 10 min. Rc-band images of the field of GRB060929 (Markwardt et al., GCN 5654) starting at Sept. 29.869 and 29. 878 respectively, seeing 2.6 arcsec. In our co-added images we do not detect any new source inside the XRT error circle. Star 1198-0273615 in the NOMAD catalog, whose magnitude is 20.5, is detected at the 3 sigma level.