{
  "bibcode": "2013GCN.14238....1G",
  "body": "E. Gorbovskoy, V. Lipunov, V.Kornilov, D.Kuvshinov, A.Belinski, N.Tyurina, \nN.Shatskiy, P.Balanutsa, D.Zimnukhov, A.Kuznetsov, V.V.Chazov, \nD.Denisenko, A.Sankovich\nSternberg Astronomical Institute, Moscow State University\n\nA. Tlatov, A.V. Parhomenko, D. Dormidontov, V.Sennik\nKislovodsk Solar Station of the Pulkovo Observatory\n\nV.Yurkov, Yu.Sergienko, D.Varda, E.Sinyakov\nBlagoveschensk Educational State University, Blagoveschensk\n\nK.Ivanov, S.Yazev, N.M.Budnev, O.Gres, O.Chuvalaev, V.A.Poleshchuk\nIrkutsk State University\n\nV.Krushinski, I.Zalozhnih,  A. Popov\nUral Federal University, Kourovka\n\nHugo Levato and Carlos Saffe\nInstituto de Ciencias Astronomicas, de la Tierra y del Espacio (ICATE)\n\nClaudio Mallamaci, Carlos Lopez and Federico Podest\nObservatorio Astronomico Felix Aguilar (OAFA)\n\nMASTER-VWF robotic telescope (MASTER-Net: http://observ.pereplet.ru) in \nKislovodsk was pointed to the GRB130216A 15 sec after notice time and 31 \nsec after GRB time at 2013-02-16 22:15:52.273 UT using FERMI coordinates \n(V.Chaplin et. al. GCN14236).  We observ  SWIFT error-box by very wide \nfield cameras (FOV=400 sq. deg. d=8.2 cm) and  haven`t found optical \ntransient on images with 5-sigma upper limit has been about 8 mag.\n\nMASTER II  robotic telescope  located in Kislovodsk was pointed to the \nGRB130216A 23 sec  after notice time and 582 sec after GRB time at \n2013-02-16 22:25:06.231 UT. On our first (120s exposure) set we haven`t \nfound optical transient  within SWIFT error-box (A. Melandri  et. al. \nGCN14223).\nThe 5-sigma upper limit has been about 14.0 mag\n\nAll �bservations were made on high (z>85 deg.) zenith distances and in bad \nweather condition .\n\nThe message may be cited.",
  "circularId": 14238,
  "createdOn": 1361186383000,
  "email": "gcncirc@observ.inetcomm.ru",
  "subject": "GRB 130216A: MASTER-Net early observations",
  "submitter": "Vladimir Lipunov at Moscow State U/Krylov Obs  <gcncirc@observ.inetcomm.ru>",
  "eventId": "GRB 130216A"
}