{
  "bibcode": "2014GCN.15957....1Y",
  "body": "M. Yoshida, R. Itoh, Y. Moritani (HASC, Hiroshima Univ.),\nG. B. Ali, A. Essam, A. Takey, and G. Hamed (NRIAG, Egypt)\n\nWe performed recalibration of the photometry of the OT of GRB 140311A\n(Racusin et al. GCN 15944), and found that the R-band magnitude we\npreviously reported (Yoshida et al. GCN 15954) is about 1 magnitude\nfainter than the newly calibrated value. The recalibration result is\nas follows:\n\n MID-UT    T-EXP[sec]  R[mag]  err[mag]\n----------------------------------------\n 23:19:29  1800.0      20.9    +- 0.3\n----------------------------------------",
  "circularId": 15957,
  "createdOn": 1394586401000,
  "email": "yoshidam@hiroshima-u.ac.jp",
  "subject": "GRB 140311A: Recalibration of photometry of OT detected with Kottamia 188cm telescope",
  "submitter": "Michitoshi Yoshida at HASC,Hiroshima U  <yoshidam@hiroshima-u.ac.jp>",
  "eventId": "GRB 140311A"
}