{
  "bibcode": "2016GCN.19670....1M",
  "body": "E. Mazaeva (IKI), A. Pozanenko (IKI), E. Klunko (ISTP), A. Volnova \n(IKI),   P. Minaev (IKI), I. Korobtsev (ISTP)  report on behalf of \nlarger GRB follow-up collaboration:\n\nWe observed the field of the INTEGRAL GRB 160629A (Gotz et al., GCN \n19621) with  AZT-33IK telescope of Sayan observatory (Mondy) starting on \nJuly, 01 (UT) 18:39:36. We obtained several images in R-filter. Within \nXRT error circle (D'Ai et al., GCN 19641) we  detected optical afterglow \n(Klotz et al., GCN 19622; Sokolov et al., GCN  19623). Preliminary \nphotometry  of the field  is following\n\nDate        UT start   t-T0      Filter Exp.   OT        UpLim (3 sigma)\n                       (mid, days)       (s)\n\n2016-07-01  18:39:36   1.86436   R      20*120 21.73+/-0.15  22.5\n\n\nPhotometry is based on nearby USNO-B1.0 stars\nUSNO-B.1_id R2\n1669-0002297 15.53\n1669-0002325 15.34\n1669-0002281 15.48\n1669-0002346 16.43\n1669-0002192 15.78",
  "circularId": 19670,
  "createdOn": 1468062769000,
  "email": "apozanen@iki.rssi.ru",
  "subject": "GRB 160629A: Mondy optical observations",
  "submitter": "Alexei Pozanenko at IKI, Moscow  <apozanen@iki.rssi.ru>",
  "eventId": "GRB 160629A"
}