TITLE: GCN CIRCULAR NUMBER: 12330 SUBJECT: GRB 110905A / X-ray transient MAXI J1836-194: TNT optical observation DATE: 11/09/05 14:32:48 GMT FROM: L.P. Xin at NAOC L.P. Xin, M,Zhai, Y.L. Qiu, J.Y. Wei, J. Wang, J.S. Deng, C. Wu, X. H. Han on behalf of EAFON report: We began to observe GRB110905A (Pagani et al., GCN 12327) with Xinglong TNT telescope at 11:25:29 (UT), 5.6 hour after the burst. Ten R-band images were obtained. The optical source reported by Li & Filippenko (GCN 12328) was clearly detected in all images with a brightness of ~15.5 mag in R band ( relative to USNO B1.0 R2 magntidue). This message may be cited. For more information about Xinglong GRBs Follow-up observations, please visit the website: http://www.xinglong-naoc.org/grb/