{
  "bibcode": "2014GCN.16259....1F",
  "body": "T. Fujiwara, T. Yoshii, Y. Saito, Y. Tachibana, H. Ohuchi,\nS. Kurita, Y.Ono , Y. Yatsu, and N. Kawai (Tokyo Tech)\nreport on behalf of the MITSuME collaboration:\n\nWe observed the field of GRB 140508A (H.Yu et al., GCN Circular #16224) with the \noptical three color (g, Rc, and Ic) CCD cameras attached to the MITSuME 50 cm\ntelescope of Akeno Observatory, Yamanashi, Japan.\n\nThe observation started on 2014-05-09 11:07:31 UT (32.1h after the burst).\nWe detected the optical afterglow of GRB140508A in the g',Rc and Ic band.\n\nThe measured magnitudes were listed below.\n\nT0+[h]         T-EXP[sec]               g'                Rc              Ic\n----------------------------------------------------------------------------------------\n 35.3            19800             20.16+/-0.22      19.74+/-0.24    18.85+/-0.17\n----------------------------------------------------------------------------------------\nT0+ : Elapsed time after the burst \nT-EXP: Total Exposure time \nWe used GSC2.3 catalog for flux calibration.",
  "circularId": 16259,
  "createdOn": 1399989126000,
  "email": "yoshii.t.ac@m.titech.ac.jp",
  "subject": "GRB 140508A: MITSuME Akeno Optical observation",
  "submitter": "Taketoshi Yoshii at Tokyo Tech  <yoshii.t.ac@m.titech.ac.jp>",
  "eventId": "GRB 140508A"
}