{
  "bibcode": "2015GCN.17537....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 150302A (Lien et al., GCNC 17526)\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 2015-03-02 11:23:12 UT (~5.7 h after the burst).\nWe could not detect the previously reported afterglow (Fynbo et al., GCNC 17527)\nin all the three bands.\n\nThree sigma upper limits of the OT are listed below.\nWe used SDSS-DR8 catalog for flux calibration.\n\n#T0+[day]  MID-UT    T-EXP[sec]   g'     Rc     Ic\n-----------------------------------------------------\n0.27847    12:23:36    5880.0   >19.7  >19.8  >19.2\n0.36250    14:24:37    6240.0   >20.2  >20.2  >19.5\n-----------------------------------------------------\nT0+ : Elapsed time after the burst [day]\nT-EXP: Total Exposure time [sec]",
  "circularId": 17537,
  "createdOn": 1425339829000,
  "email": "dikuroda@oao.nao.ac.jp",
  "subject": "GRB 150302A: MITSuME Okayama upper limits",
  "submitter": "Daisuke Kuroda at OAO/NAOJ  <dikuroda@oao.nao.ac.jp>",
  "eventId": "GRB 150302A"
}