{
  "bibcode": "2014GCN.15848....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 collaboration:\n\nWe observed the field of GRB 140215A (Markwardt et al., GCNC 15837)\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 2014-02-15 10:03:22 UT (~5.9 h after the burst).\nWe detected the previously reported afterglow (Markwardt et al., GCNC 15837;\nCenko et al., GCNC 15838) in Rc and Ic bands.\n\nPhotometric results and three sigma upper limit 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  Rc_err   Ic  Ic_err\n------------------------------------------------------------------\n0.26209    10:24:34    2880.0   >19.6   18.9  0.2    18.6  0.3\n------------------------------------------------------------------\nT0+ : Elapsed time after the burst [day]\nT-EXP: Total Exposure time [sec]",
  "circularId": 15848,
  "createdOn": 1392517166000,
  "email": "dikuroda@oao.nao.ac.jp",
  "subject": "GRB 140215A: MITSuME Okayama Optical Observation",
  "submitter": "Daisuke Kuroda at OAO/NAOJ  <dikuroda@oao.nao.ac.jp>",
  "eventId": "GRB 140215A"
}