TITLE: GCN CIRCULAR NUMBER: 12835 SUBJECT: GRB 120116A: MASTER Early optical limit DATE: 12/01/16 18:33:12 GMT FROM: Vladimir Lipunov at Moscow State U/Krylov Obs V. Lipunov, E. Gorbovskoy, V.Kornilov, D.Kuvshinov, A.Belinski, N.Tyurina, N.Shatskiy, P.Balanutsa, V.V.Chazov, A.Kuznetsov, D.Zimnukhov, M. Kornilov, A.Kuznetsov, D.Zimnukhov, M. Kornilov, A.Sankovich, S. Shurpakov Moscow State University, Sternberg Astronomical Institute K.Ivanov, V.A.Poleshchuk, S.Yazev, N.M.Budnev, O.Gres, O.Chuvalaev,E.Konstantinov, Irkutsk State University V.Krushinski, I.Zalozhnich, A. Popov Ural State University, Kourovka E. Sinykov, V.Yurkov, Yu.Sergienko, D.Varda, Blagoveschensk Educational State University, Blagoveschensk A. Tlatov, A.V. Parhomenko, D. Dormidontov, V.Sennik Kislovodsk Solar Station of the Pulkovo Observatory MASTER II robotic double telescope (MASTER-Net: http://observ.pereplet.ru) located in Tunka was pointed to the GRB120116A 10 sec s after notice time and 31 sec after GRB time at 2012-01-16 18:06:59.889 UT. On our first (10s exposure) set we haven`t found optical transient within SWIFT XRT error-box (Melandri et al, GCN Circ 12834) in both polarizations. The 3-sigma unfiltered upper limit has been about 15.0 mag This circular was generated automatically. The message may be cited.