TITLE: GCN CIRCULAR NUMBER: 11157 SUBJECT: GRB 100829.9: MASTER Optical Limits DATE: 10/08/31 06:29:13 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, V.Sennik 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, V.Poleschuk 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 FERMI GRB 100829.9 (FERMI Trigger N 304808530 ) 30 sec after Notice time and 44 s after trigger time We have 12 polarization images from two tube with exposition from 10 to 60 seconds, before objects set below horizont. start UT end UT t_exp(s) mlim t_start-tGRB(s) Coadd? Filter -------------------------------------------------------------------------- 21:02:55 21:03:05 10 14.0 44.0 N 21:02:55 21:08:03 200 15.7 44.0 Y The message may be cited. mailto: lipunov@sai.msu.ru