{
  "bibcode": "2012GCN.13682....1Y",
  "body": "V.Yurkov, Yu.Sergienko, D.Varda, E.Sinyakov\n  Blagoveschensk Educational State University, Blagoveschensk\n\n\nK.Ivanov, S.Yazev, N.M.Budnev, O.Gres, O.Chuvalaev, V.A.Poleshchuk\n  Irkutsk State University\n\n  E. Gorbovskoy, V. Lipunov, V.Kornilov, D.Kuvshinov, A.Belinski, N.Tyurina, \nN.Shatskiy, P.Balanutsa, D.Zimnukhov, A.Kuznetsov, V.V.Chazov, \nA.Kuznetsov, \nA.Sankovich\n  Sternberg Astronomical Institute, Moscow State University\n\n  A. Tlatov, A.V. Parhomenko, D. Dormidontov, V.Sennik\n  Kislovodsk Solar Station of the Pulkovo Observatory\n\n  V.Krushinski, I.Zalozhnih,  A. Popov\n  Ural Federal University, Kourovka\n\n  Hugo Levato and Carlos Saffe\n  Instituto de Ciencias Astronomicas, de la Tierra y del Espacio (ICATE)\n\n  Claudio Mallamaci, Carlos Lopez and Federico Podest\n  Observatorio Astronomico Felix Aguilar (OAFA)\n\n\nMASTER II  robotic telescope (MASTER-Net: http://observ.pereplet.ru) \nlocated in Blagoveschensk was pointed to the  GRB120819A (Beardmore et \nal., GCN 13681) sec after GRB time at 2012-08-19 13:12:10.052 UT.\nOn our first (20s exposure) set we \nhaven`t found optical transient  within SWIFT error-box.\nThe 5-sigma upper limit has been about 16.5 mag\nThe reduction is continuated.\nThe message may be cited.",
  "circularId": 13682,
  "createdOn": 1345392619000,
  "email": "gcncirc@observ.inetcomm.ru",
  "subject": "GRB 120819A: MASTER optical observations",
  "submitter": "Vladimir Lipunov at Moscow State U/Krylov Obs  <gcncirc@observ.inetcomm.ru>",
  "eventId": "GRB 120819A"
}