{
  "bibcode": "2010GCN.11314....1G",
  "body": "E. Gorbovskoy, V.Kornilov, V. Lipunov, A.Belinski, \nN.Shatskiy,  N.Tyurina, P.Balanutsa, V.V.Chazov, D.Kuvshinov, , \nA.Kuznetsov, D.Zimnukhov, M. Kornilov, A.Sankovich\nSternberg Astronomical Institute, Moscow State University\n\nK.Ivanov, O.Chuvalaev, V.Poleschuk, E.Konstantinov, V.Lenok, O.Gres,\nS.Yazev, N.M.Budnev,\nIrkutsk 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, I.Kudelina\nBlagoveschensk Educational State University, Blagoveschensk\n\nV.Krushinski, I.Zalozhnich, T.Kopytova, A. Popov\nUral State University, Kourovka\n\n\nWe observed GRB 100925A / MAXI J1659-152 (Mangano et al., GCN\n11296; Barthelmy et al., GCN 11300; Marshall et al. GCN 11298;\nNegoro et al.ATEL 2873) in automatic regime after sunset\n  at Tunka and Kislovodsk (MASTER-Net: http://observ.pereplet.ru, Lipunov \net al., 2010,  Advances in Astronomy, vol. 2010, pp. 1-7).\nThe elevation of the source was about 15 degrees at Tunka and about  22 \ndegrees at Kislovodsk.\n\nThe results of the R photometry  are:\n\n   Date                JD            T-T_trigger [day] R[mag]  [+-]   Site\n\n2010-09-25 12:09:27  2455465.00657     0.098          16.08   0.25   Tunka\n2010-09-26 02:54:12  2455465.62098     0.274          16.14   0.20   Tunka\n2010-09-26 16:25:36  2455466.18445     1.276          16.20   0.10   Kislo\n\n\nThis  photometry calibrated by   USNOB1  stars.\n\n\nThe message may be cited.\n\nmailto: lipunov@sai.msu.ru",
  "circularId": 11314,
  "createdOn": 1285776026000,
  "email": "gcncirc@observ.inetcomm.ru",
  "subject": "GRB 100925A / MAXI J1659-152: MASTER optical observations",
  "submitter": "Vladimir Lipunov at Moscow State U/Krylov Obs  <gcncirc@observ.inetcomm.ru>",
  "eventId": "GRB 100925A"
}