{
  "bibcode": "2014GCN.17172....1K",
  "body": "D. Kuroda, K. Yanagisawa, Y. Shimizu, H. Toda (OAO, NAOJ),\nS. Nagayama (NAOJ), M. Yoshida (Hiroshima), K. Ohta (Kyoto)\nand N. Kawai(Tokyo Tech)\nreport on behalf of MITSuME and OISTER collaboration:\n\nWe observed the field of GRB 141212A (Ukwatta et al., GCNC 17158)\nwith the optical three color (g', Rc and Ic) CCD camera attached\nto the MITSuME 50cm telescope of Okayama Astrophysical Observatory.\n\nThe observation started on 2014-12-12 12:15:02 UT (~62 sec after the burst).\nWe did not find any new point source within the enhanced XRT circle\n(Osborne et al., GCNC 17164) in all the three bands.\n\nThree sigma upper limits of the OT are listed below.\nWe used GSC2.3 catalog for flux calibration.\n\n#T0+[day]  MID-UT    T-EXP[sec]   g'     Rc     Ic\n-----------------------------------------------------\n0.04216    13:14:42    6000.0   >20.5  >20.1  >19.4\n-----------------------------------------------------\nT0+ : Elapsed time after the burst [day]\nT-EXP: Total Exposure time [sec]",
  "circularId": 17172,
  "createdOn": 1418432074000,
  "email": "dikuroda@oao.nao.ac.jp",
  "subject": "GRB 141212A: MITSuME Okayama upper limits",
  "submitter": "Daisuke Kuroda at OAO/NAOJ  <dikuroda@oao.nao.ac.jp>",
  "eventId": "GRB 141212A"
}