{
  "bibcode": "2017GCN.20712....1L",
  "body": "V.M.  Lipunov,  E. Gorbovskoy, N.Tyurina, P.Balanutsa, V.Shumkov, \nV.G. O.Gress, Kornilov, A.Kuznetsov, M.I.Panchenko, A.V.Krylov, I.Gorbunov\nLomonosov Moscow State University, Sternberg Astronomical Institute\n\nN.M. Budnev, O. Gress, K. Ivanov, S.Yazev\nIrkutsk State University\n\nR.Podesta, C.Lopez, F. Podesta\nObservatorio Astronomico Felix Aguilar (OAFA) , National University of San\nJuan, Argentina\n\nH. Levato, C. Saffe\nInstituto de Ciencias Astronomicas,de la Tierra y del Espacio (ICATE),\nSan Juan, Argentina\n\nD.Buckley, S. Potter, M. Kotze,\n  South African Astronomical Observatory\n\nR. Rebolo, M. Serra-Ricart, G. Israelian, N.Lodiu\nThe Instituto de Astrofisica de Canarias\n\nA. Tlatov, V.Sennik\nKislovodsk Solar Station of the Pulkovo Observatory\n\nV.Yurkov, Yu.Sergienko, A.Gabovich\nBlagoveschensk Educational State University, Blagoveschensk\n\nMASTER continues inspection of LIGO event G274296 (Shawhan et al. \nGCN20689, Lipunov et al. GCN20696). The cover map of MASTER inspection \nsurvey, the position of MASTER OTs inside LIGO error-box is presented at \nhttp://master.sai.msu.ru/static/MASTERGW170217full.jpg\n\nMASTER OT J105519.53+365834.1 - bright PSN in 1.2\"E,1.2\"S from the center \nof  PGC032819  (Sc type   http://leda.univ-lyon1.fr/ledacat.cgi?PGC032819 )\n\n  MASTER-Tunka (Near Baykal, Irkutsk, Russia) auto-detection system \ndiscovered optical transient at \nRA(2000)=10h 55m 19.53s +36d 58m 34.1s  on\n2017-02-18 18:18:18UT with unfiltered m_OT=15.7 (MASTER W=0.2B+0.8R \ncalibrated by USNO-B1 thousands stars in the field).\nThis PSN is seen on 3 images and is located in 1.2\"E,1.2\"S from the center \nof spiral  PGC032819 .\n\nWe have reference images without OT on 2016-01-01 21:12:22 with mlim=19.9, \non 2016-12-25 21:56:41UT with mlim=18.8.\n\nSpectral observatios are required.\n\nThe discovery and reference images are \nhttp://master.sai.msu.ru/static/OT/MASTEROTJ105519.53+365834.1.jpg",
  "circularId": 20712,
  "createdOn": 1487685785000,
  "email": "lipunov2007@gmail.com",
  "subject": "LIGO/Virgo G274296: MASTER new bright possible SN detection and inspection dinamic",
  "submitter": "Vladimir Lipunov at Moscow State U/Krylov Obs  <lipunov2007@gmail.com>",
  "eventId": "LIGO/Virgo G274296"
}