{
  "bibcode": "2016GCN.19179....1K",
  "body": "Kugel F., Rinner C. (Observatoire Chante-Perdrix, Dauban),\nand Klotz A. (CNRS-OMP-IRAP) report:\n\nF. Kugel imaged the field of GRB 160313A detected by SWIFT\n(trigger 678929) with the D=40cm F/D=3 telescope\nlocated at the Observatoire Chante-Perdrix, Dauban,\nFrance (IAU station A77). The CCD camera is\nARTEMIS ATIK-460ex, no optical filter is used.\n\nThe observations started 17.4 min after the GRB trigger.\n\nThe first image is 60 second exposure.\nNo optical transcient is detected in the XRT\nerror box published by Goad et al. (GCNC 19174).\nNext images are co-added:\n\nt1(min) t2(min)  Rmag_lim\n17.4    18.4     19.5\n17.4    42.4     20.0\n\nMagnitudes were estimated with nearby USNO-B1 stars\nand are not corrected for galactic dust extinction.",
  "circularId": 19179,
  "createdOn": 1457896904000,
  "email": "Alain.Klotz@free.fr",
  "subject": "GRB 160313A: Chante-Perdrix Observatory optical observations",
  "submitter": "Alain Klotz at IRAP-CNRS-OMP  <Alain.Klotz@free.fr>",
  "eventId": "GRB 160313A"
}