{
  "bibcode": "2017GCN.20954....1G",
  "body": "C. Guidorzi (U. Ferrara), S. Kobayashi, I.A. Steele (LJMU), A. Gomboc \n(U. Nova Gorica), C.G. Mundell (U. Bath) on behalf of a large \ncollaboration report:\n\nWe observed Swift GRB 170330A (D'Avanzo et al. GCN 20944) on March 31, \n07:00 UT (8.5 hours since the GRB) with one 1-m LCO unit in Cerro Tololo \nwith the SDSS i filter. Comparing with the PanSTARRS archive data, \nwithin the XRT error circle we do not find any new/variable source down \nto i>20.5 mag (with a total exposure of 10x120s at 8.7 hours mid time) \nas calibrated against nearby PanSTARRS sources.",
  "circularId": 20954,
  "createdOn": 1490959760000,
  "email": "guidorzi@fe.infn.it",
  "subject": "GRB 170330A: LCO Cerro Tololo observations",
  "submitter": "Cristiano Guidorzi at Ferrara U,Italy  <guidorzi@fe.infn.it>",
  "eventId": "GRB 170330A"
}