{
  "bibcode": "2009GCN..9924....1H",
  "body": "J. Haislip, D. Reichart, A. Smith, D. Caton, L. Hawkins, K. Ivarsen, M. \nSchubel, A. LaCluyze, A. Foster, J. Moore, A. Oza, M. Schubel, J. Styblova, \nA. Trotter, J. A. Crain, and M. Nysewander report:\n\nSkynet observed the Swift/BAT localization of GRB 090807 (Cannizzo et al., \nGCN 9746) with the 14\" Dark Sky Observatory telescope in North Carolina \nbeginning 10.4 hours after the trigger in I.\n\nWe do not detect the afterglow (Cannizzo et al., GCN 9746).  Stacking only \nimages that increase the limiting magnitude yields:\n\nmean                                                      1-sig.   1-sig.\ntime                               3-sig.                 sys.     stat.\nsince                              lim.     cal.          cal.     cal.\ntrig.   tel.     exp.       fil.   mag.     stars         unc.     unc.\n(h)              (# x s)                                  (mag)    (mag)\n\n10.7    DSO-14   10 x 160   I      18.9     807 USNO B1   0.489    0.000",
  "circularId": 9924,
  "createdOn": 1253253673000,
  "email": "haislip@physics.unc.edu",
  "subject": "GRB 090807: Skynet/DSO Observations",
  "submitter": "Josh Haislip at U.North Carolina  <haislip@physics.unc.edu>",
  "eventId": "GRB 090807"
}