{
  "bibcode": "2019GCN.25231....1L",
  "body": "V. Lipunov, E. Gorbovskoy, V.Kornilov, N.Tyurina, P.Balanutsa, A.Kuznetsov, F.Balakin, V.Vladimirov,\nD. Vlasenko, I.Gorbunov,D.Zimnukhov, V.Senik, A.Chasovnikov, D.Kuvshinov(Lomonosov Moscow State University, SAI, Physics Department),\nR. Rebolo, M. Serra (The Instituto de Astrofisica de Canarias),\nR. Podesta, C.Lopez, F. Podesta, C.Francile (Observatorio Astronomico Felix Aguilar OAFA),\nH.Levato (Instituto de Ciencias Astronomicas, de la Tierra y del Espacio ICATE),\nD. Buckley (South African Astronomical Observatory),\nO. Gress, N.M. Budnev, O.Ershova (Irkutsk State University, API),\nA. Tlatov, D. Dormidontov (Kislovodsk Solar Station of the Pulkovo Observatory),\nV. Yurkov, A. Gabovich, Yu. Sergienko (Blagoveschensk Educational State University)\n\nMASTER Global Robotic Net ( http://observ.pereplet.ru, Lipunov et al., 2010,Advances in Astronomy, vol. 2010, 30L)\nobserved IceCube-190730A (Stein et al. GCN 25225) in alert mode.\n\nMASTER-Tavrida robotic telescope  located in Russia (Lomonosov MSU,SAI Crimea astronomical station)\nwas pointed to the IceCube Alert 190730.87 ( 15h  7m 19.25s , +10d 30m 28.08s, R=0.7552)\nerrorbox  28 sec after notice time (62 sec after trigger time)\nat 2019-07-30 20:51:43 UT, with upper limit 18 mag.\nThe observations began when error-box altitute = 22 deg, the sun  altitude  was -26.1 deg.\n\nMASTER-IAC robotic telescope  located in Spain (IAC Teide Observatory, Canarias) was \npointed to the IceCube Alert 190730.87 errorbox  56 sec after notice time (89 sec after trigger time)\n  at 2019-07-30 20:52:11 UT, with upper limit up to 20 mag.\nObservations started at twilight, began when error-box altitude = 65 deg, the sun  altitude  was -12.4 deg.\n\nThe error-box galactic latitude b = -60 deg., longitude l = 98 deg.\n\nMASTER cover map is available \nhttp://master.sai.msu.ru/static/IC/MASTERcovermapofIC190730A.jpg\n\nAGNs and poss.OT analysis inside error box will be continued.\nThe message may be cited.",
  "circularId": 25231,
  "createdOn": 1564557886000,
  "email": "lipunov@xray.sai.msu.ru",
  "subject": "IceCube-190730A: MASTER optical observation",
  "submitter": "Vladimir Lipunov at Moscow State U/Krylov Obs  <lipunov@xray.sai.msu.ru>",
  "eventId": "IceCube-190730A"
}