TITLE: GCN CIRCULAR NUMBER: 5669 SUBJECT: GRB 060930: Xinglong TNT optical observations DATE: 06/09/30 17:59:11 GMT FROM: W.K. Zheng at NAOC M.Zhai, L.P. Xin, Y.L. Qiu, J.Y. Wei, J.Y. Hu, J.S. Deng Y. Urata and W.K. Zheng on behalf of EAFON report: We have imaged the field of GRB 060930 with the TNT 0.8m telescope at Xinglong Observatory.Observations started about 2.74 hours after the burst under bad condition (cloudy and high airmass). in our combined 6*10 minutesR band image, we do not detect any new source down to ~17.25 with mean time 3.55 hours after the burst derived from USNO A2.0 This message may be cited.