TITLE: GCN CIRCULAR NUMBER: 11105 SUBJECT: GRB 100816A: MASTER Optical Limits DATE: 10/08/16 12:00:01 GMT FROM: Vladimir Lipunov at Moscow State U/Krylov Obs E. Gorbovskoy, V. Lipunov, V.Kornilov, A.Belinski, N.Shatskiy, N.Tyurina, D.Kuvshinov, P.Balanutsa, V.V.Chazov, P.V.Kortunov, A.Kuznetsov, D.Zimnukhov, M. Kornilov Sternberg Astronomical Institute, Moscow State University A. Tlatov, A.V. Parhomenko, D. Dormidontov Kislovodsk Solar Station of the Pulkovo Observatory V.Yurkov, Yu.Sergienko, D.Varda, I.Kudelina Blagoveschensk Educational State University, Blagoveschensk V.Krushinski, I.Zalozhnich, T.Kopytova, A. Popov Ural State University, Kourovka K.Ivanov, S.Yazev, N.M.Budnev, E.Konstantinov, V.Lenok, O.Gres, O.Chuvalaev Irkutsk State University MASTER robotic telescopes (MASTER-Net: http://observ.pereplet.ru, 6 Very Wide Field cameras and 2 Wide Field Telescopes ) located near Kislovodsk was pointed to the GRB 100816A (Oates et al., GCN Circ N 11102) 21 sec after Notice time and 1350 s after trigger time (before sunrise). start UT end UT t_exp(s) mlim t_start-tGRB(s) Coadd? Filter -------------------------------------------------------------------------- 01:00:21.0 01:03:21.0 180 17.2 1350.0 N Polarization There are 6 very wide field cameras located at Kislovodsk with total FOV = 3 000 square degrees. Unfortunately, GRB was 4 degrees outside FOV. The message may be cited. mailto: lipunov@sai.msu.ru