{
  "bibcode": "2011GCN.11898....1X",
  "body": "L.P. Xin, Y. Urata, Z. X. Ling, Y.L. Qiu, J.Y. Wei, J. Wang, J.S. Deng, \nC. Wu, X. H. Han on behalf of EAFON report:\n\nWe began to observe GRB110407A ( Wolf et al., GCN 11894) \nwith Xinglong TNT telescope at  14:28:05(UT), 21.5min after \nthe burst, under the dusty and cloudy wheather. \nA series of R-band images were obtained. \nNo any new source was found within the errorbox  of X-ray \ncounterpart ( Wolf et al., GCN 11894 ), down to 3 sigma \nupper limit of R ~ 18.3 mag, derived from USNO B1.0 R2 magnitude, at the\nmean time of 26 min after the burst\n\nThis message may be cited.",
  "circularId": 11898,
  "createdOn": 1302189535000,
  "email": "xlp@bao.ac.cn",
  "subject": "GRB 110407A :   Xinglong TNT upper limit",
  "submitter": "L.P. Xin at NAOC  <xlp@bao.ac.cn>",
  "eventId": "GRB 110407A"
}