{
  "bibcode": "2015GCN.17446....1G",
  "body": "O. Gres ,K.Ivanov, S.Yazev, N.M.Budnev, O.Chuvalaev, V.A.Poleshchuk\nIrkutsk State University\n\nE. Gorbovskoy, V. Lipunov, M.Pruzhinskaya,  V.Kornilov, D.Kuvshinov, \nN.Tyurina, N.Shatskiy, P.Balanutsa, D.Zimnukhov, A.Kuznetsov, V.V.Chazov, \nD.Denisenko, A.Sankovich\nLomonosov Moscow State University,\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\nD.Buckley, S. Potter, A.Kniazev, M.Kotze\nSouth African Astronomical Observatory\n\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\n\n\nMASTER II  robotic telescope (MASTER-Net: http://observ.pereplet.ru) \nlocated in Kislovodsk was pointed to the  GRB150210A 22 sec after notice \ntime and 1364 sec after trigger time at 2015-02-10 22:49:09 UT by FERMI \nGBM coordinates  (ra=07 31 23 dec=+12 21 33 r=2.200000) (Burns et. al . \nGCN 17432). We cover a 70% part of FERMI LAT (Zhu et al. GCN 17438) error \nbox with upper limit 17.5\n\nMASTER II  robotic telescope  located in Tunka was pointed to the \nGRB150210A 3444 sec after  the LAT notice time and 60443 sec after trigger \ntime at 2015-02-11 15:13:47 UT.\n\nDuring LAT error box inspectoion MASTER-Tunka auto-detection system \ndiscovered OT source at (RA, Dec) = 07h 29m 40.10s +14d 14m 25.5s on \n2015-02-11.64502 UT (Gres et al. ATel 17446).\n\nThe OT unfiltered magnitude is 17.4m (the limit is 20.0m). OT is located \nat a distance 0.2W 2.8N from a center on unknown galaxy.\nIt seems that this supernova was found by chance during the LAT error box \ninspection.\nOT image available here \nhttp://master.sai.msu.ru/static/OT/MASTERJ072940.10+141425.5.jpg\nThe OT is seen in 31 images. There is no minor planet at this place.\nWe have reference image without OT on 2012-02-18.58510 UT with unfiltered \nmagnitude limit 19.8m.\n\nThe message may be cited.",
  "circularId": 17446,
  "createdOn": 1423688964000,
  "email": "lipunov@xray.sai.msu.ru",
  "subject": "GRB 150210A: MASTER SN detection during LAT error box inspection",
  "submitter": "Vladimir Lipunov at Moscow State U/Krylov Obs  <lipunov@xray.sai.msu.ru>",
  "eventId": "GRB 150210A"
}