{
  "bibcode": "2011GCN.12708....1R",
  "body": "V. Rumyantsev (CrAO), V. Biryukov (SAI MSU, CrAO), A. Pozanenko (IKI)\nreport on behalf of larger GRB follow-up collaboration:\n\n\n We observed field of the Swift GRB 111103B (Grupe et al. GCN 12519)\nwith Zeiss-600 telescope of Crimean branch of SAI MSU in R filter\nbetween Nov. 3 (UT) 15:44:07 - 17:02:29. We took 73 images of 60\nexposure under bad weather conditions and mean seeing (FWHW) of about\n3.4\". We do not detect any source within enhanced XRT position (Goad\net al., GCN 12525). A photometry is based on the USNO B1.0 star\n0916-0323572 (RA = 17:42:46.95, Dec =  +01:36:05.2, J2000) assuming R\n= 15.67.\n\n T0+        Filter, Exposure, OT,  UpperLimit\n (mid, d)            (s)\n\n 0.22517  R        73x60      n/d   20.4",
  "circularId": 12708,
  "createdOn": 1324386059000,
  "email": "alinusss@gmail.com",
  "subject": "GRB 111103B: optical upper limit",
  "submitter": "Alina Volnova at SAI MSU  <alinusss@gmail.com>",
  "eventId": "GRB 111103B"
}