{
  "bibcode": "2018GCN.22783....1L",
  "body": "V. Lipunov, E. Gorbovskoy, V.Kornilov, N.Tyurina, A.Kuznetsov,\nI. Gorbunov, D. Vlasenko, D.Zimnukhov, D.Kuvshinov, P.Balanutsa, V.Vladimirov\nLomonosov Moscow State University,\nSternberg Astronomical Institute, Moscow State University\n\nR. Podesta, F. Podesta, C. Lopez, C.Francile\nObservatorio Astronomico Felix Aguilar (OAFA)\n\nH.Levato, C. Saffe\nInstituto de Ciencias Astronomicas, de la Tierra y del Espacio (ICATE)\n\nR. Rebolo, M. Serra, N. Lodieu, G. Israelian, L. Suarez-Andres\nThe Instituto de Astrofisica de Canarias\n\nD. Buckley\nSouth African Astronomical Observatory\n\nO. Gres, N.M.Budnev , Yu.Ishmuhametova\nIrkutsk State University\n\nA. Tlatov, V.Senik, D. Dormidontov\nKislovodsk Solar Station of the Pulkovo Observatory\n\nA. Gabovich, V. Yurkov, Yu. Sergienko\nBlagoveschensk Educational State University, Blagoveschensk\n\nMASTER-Kislovodsk  robotic telescope (MASTER-Net: http://observ.pereplet.ru  Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L) ,\nlocated in Kislovodsk Solar Station of Pulkovo observatory,\nwas pointed to the Swift GRB180614A (Gropp et al. GCN #22780)\n11 sec after notice time and 26 sec after trigger time at 2018-06-14 19:16:40 UT.\n\nOn our images we  didn't find optical transient  up to 20 mag, within SWIFT error-box\nRA,Dec=00h 12m 18.83s +46d 57' 10.8\"  ( Evans et al. GCN22781, Beardmore et al. GCN22782).\n\nWe have a number of  images  with the following unfiltered upper limits:\n\nTime_start,UT              Exp,s  m_lim\n\n2018-06-14 19:16:40\t10\t16.6\n2018-06-14 19:17:00\t10\t16.5\n2018-06-14 19:17:20\t10\t16.7\n2018-06-14 19:17:41\t20\t17.1\n2018-06-14 19:18:11\t20\t17.2\n2018-06-14 19:18:41\t30\t17.3\n2018-06-14 19:19:21\t40\t17.6\n2018-06-14 19:20:11\t50\t17.8\n2018-06-14 19:21:12\t60\t18.0\n2018-06-14 19:22:22\t70\t18.0\n2018-06-14 19:25:23\t110\t18.4\n2018-06-14 19:27:23\t130\t18.4\n2018-06-14 19:33:27\t180\t18.3\n2018-06-14 19:33:27    3600     20.0 [20 images x 180 seconds]\n2018-06-14 19:36:52\t180\t18.3\n2018-06-14 19:40:16\t180\t18.3\n2018-06-14 19:43:41\t180\t18.3\n2018-06-14 19:47:05\t180\t18.4\n2018-06-14 19:50:29\t180\t18.6\n2018-06-14 19:53:54\t180\t18.5\n2018-06-14 19:57:18\t180\t18.6\n2018-06-14 20:00:43\t180\t18.6\n2018-06-14 20:04:07\t180\t18.6\n2018-06-14 20:07:31\t180\t18.6\n2018-06-14 20:10:55\t180\t18.6\n2018-06-14 20:14:20\t180\t18.6\n2018-06-14 20:17:45\t180\t18.6\n2018-06-14 20:21:09\t180\t18.8\n2018-06-14 20:24:34\t180\t18.6\n2018-06-14 20:27:59\t180\t18.6\n2018-06-14 20:31:23\t180\t18.9\n2018-06-14 20:34:48\t180\t18.8\n2018-06-14 20:38:12\t180\t18.8\n====================================================================\nThe observations started on zenit distance = 78 degrees, galaxy latitude b = -15 degree.\nThe moon ( 2 % bright part) below the horizon (The altitude of the Moon is  -15 degree ).\nThe sun  altitude  is -18.8 degree.\nThe object could be observed up to sunrise at 2018-06-15 01:26:34",
  "circularId": 22783,
  "createdOn": 1529062084000,
  "email": "lipunov@xray.sai.msu.ru",
  "subject": "GRB 180614A: MASTER observation",
  "submitter": "Vladimir Lipunov at Moscow State U/Krylov Obs  <lipunov@xray.sai.msu.ru>",
  "eventId": "GRB 180614A"
}