{
  "bibcode": "2017GCN.21096....1L",
  "body": "V. Lipunov, E. Gorbovskoy, V.Kornilov, N.Tyurina, D.Kuvshinov, A.V.Krylov,\nI.Gorbunov, P.Balanutsa, A.Kuznetsov, V.V.Chazov, D. Vlasenko\nLomonosov Moscow State University, Sternberg Astronomical Institut of MSU\n\nR.Podesta, C.Lopez, F. Podesta Observatorio Astronomico Felix Aguilar (OAFA) , \nNational University of San Juan, Argentina\n\nH. Levato, C. Saffe\nInstituto de Ciencias Astronomicas,de la Tierra y del Espacio (ICATE),\nSan Juan, Argentina\n\nK.Ivanov, S.Yazev, N.M.Budnev, O.Gres, O.Chuvalaev, V.A.Poleshchuk, O. Ershova \nIrkutsk State University\n\nV.Yurkov, Yu.Sergienko\nBlagoveschensk Educational State University, Blagoveschensk\n\nA. Tlatov, V.Senik, A.V. Parhomenko, D. Dormidontov\nKislovodsk Solar Station of the Pulkovo Observatory\n\nD.Buckley, S. Potter, A.Kniazev, M.Kotze\nSouth African Astronomical Observatory\n\nR. Rebolo, M. Serra, N. Lodieu, G. Israelian, L. Suarez-Andres\nThe Instituto de Astrofisica de Canarias\n\n\nMASTER   robotic telescope ( http://200.123.254.238:49001/ ) \nlocated in OAFA was pointed to the  GRB170516.3 24 sec after notice time \nand 34 sec after trigger time at 2017-05-16 07:09:40 UT. On our first (10s \nexposure)  set we haven`t found optical transient  within SWIFT error-box \n(ra=251.825 dec=-45.8942 r=0.05).\nThe 5-sigma upper limit has been about 16.8 mag\n\nThe observations made on zenit distance = 21 degrees, galaxy latitude b = \n-1 degree.\nThe moon (76 % bright part) is 65 degrees above the horizon. The distance \nbetween  moon and  object is 45\nThe sun  altitude  is -52.6 degree.\nThe object can be observed till sunrise at 2017-05-16 11:18:43\n\n\nThe message may be cited.",
  "circularId": 21096,
  "createdOn": 1494921072000,
  "email": "lipunov@xray.sai.msu.ru",
  "subject": "Swift Trigger AXP CXOU J164710.2-455216: MASTER-OAFA  observations",
  "submitter": "Vladimir Lipunov at Moscow State U/Krylov Obs  <lipunov@xray.sai.msu.ru>"
}