{
  "bibcode": "2011GCN.11919....1G",
  "body": "O. Gres, K.Ivanov, V.A.Poleshchuk, S.Yazev, N.M.Budnev, O.Chuvalaev\nIrkutsk State University\n\nE. Gorbovskoy, V. Lipunov, V.Kornilov, D.Kuvshinov, A.Belinski, \nN.Tyurina, N.Shatskiy, P.Balanutsa, V.V.Chazov, P.V.Kortunov, A.Kuznetsov, \nD.Zimnukhov, M. Kornilov, A.Kuznetsov, D.Zimnukhov, M. Kornilov, A.Sankovich\nSternberg Astronomical Institute, Moscow State University\n\nA. Tlatov, A.V. Parhomenko, D. Dormidontov\nKislovodsk Solar Station of the Pulkovo Observatory\n\nV.Krushinski, I.Zalozhnich, T.Kopytova, A. Popov\nUral State University, Kourovka\n\nV.Yurkov, Yu.Sergienko, D.Varda, I.Kudelina\nBlagoveschensk Educational State University, Blagoveschensk\n\nMASTER II  robotic telescope (MASTER-Net: http://observ.pereplet.ru) \nlocated in Tunka(Siberia) was pointed to the  GRB110411A 19 sec s after \nnotice time and 44 sec after GRB time at 2011-04-11 19:34:55.3 UT in two \npolarizations.\nOn our first (10s exposure) set we haven`t found optical  transient \nwithin SWIFT error-box (ra=19 25 45 dec=+67 43 48 r=0.050000).\nThe 5-sigma upper limit has been about 17.5 mag\nObservations and data reduction is continued.\nThe message may be cited.",
  "circularId": 11919,
  "createdOn": 1302556613000,
  "email": "gcncirc@observ.inetcomm.ru",
  "subject": "GRB 110411A: MASTER optical observations",
  "submitter": "Vladimir Lipunov at Moscow State U/Krylov Obs  <gcncirc@observ.inetcomm.ru>",
  "eventId": "GRB 110411A"
}