GCN Circular 12056
L.P. Xin, 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 GRB 110530A (D'Avanzo et al, GCN 12046) with Xinglong TNT telescope at 15:33:15(UT), 133 sec after the burst. The optical afterglow is clearly detected in all images. The brightness is 20.7 mag in R band relative to the reference star of Andreev et al. (GCN Circ. 12052) at the mean time of 10000 sec after the burst. More observations are encouraged. This message may be cited. .