{
  "bibcode": "2011GCN.12475....1G",
  "body": "E. Gorbovskoy, V. Lipunov, V.Kornilov, A.Belinski, D.Kuvshinov, \nN.Tyurina,  N.Shatskiy, P.Balanutsa, V.V.Chazov, P.V.Kortunov, A.Kuznetsov,\nD.Zimnukhov, M. Kornilov, A.Sankovich\nSternberg Astronomical Institute, Moscow State University\n\nA. Tlatov, A.V. Parhomenko, D. Dormidontov, V. Senik\nKislovodsk Solar Station of the Pulkovo Observatory\n\nK.Ivanov, S.Yazev, N.M.Budnev, E.Konstantinov, V.Lenok, O.Gres, \nO.Chuvalaev, V.A.Poleshchuk\nIrkutsk State University\n\nV.Yurkov, Yu.Sergienko, D.Varda, I.Kudelina, E.Sinyakov\nBlagoveschensk Educational State University, Blagoveschensk\n\nV.Krushinski, I.Zalozhnich, T.Kopytova, A. Popov\nUral State University, Kourovka\n\nMASTER II  robotic telescope (MASTER-Net: http://observ.pereplet.ru) \nlocated in Kislovodsk was pointed to the  GRB111022B 22 sec after \nnotice time and 583 sec after GRB time at 2011-10-22 17:22:48 UT in two \npolarization bands. On our first (120s exposure) set we haven`t found \noptical transient  within SWIFT error-box.\nThe 5-sigma upper limit has been about 17.0 mag\n\nMASTER II  robotic telescope located in Tunka(Siberia) was pointed to\nGRB111022B 183 sec  after notice time and 748 sec after GRB time at\n2011-10-22 17:25:32 UT in two polarization bands. On \nour first (150s exposure) set we haven`t found optical transient  within \nSWIFT error-box. So long time of pointing in this site is caused by a \nmount problem.\nThe 5-sigma upper limit has been about 18.3 mag\n\nThe message may be cited.",
  "circularId": 12475,
  "createdOn": 1319306847000,
  "email": "gcncirc@observ.inetcomm.ru",
  "subject": "GRB 111022B: MASTER-Net early limit",
  "submitter": "Vladimir Lipunov at Moscow State U/Krylov Obs  <gcncirc@observ.inetcomm.ru>",
  "eventId": "GRB 111022B"
}