{
  "bibcode": "2008GCN..7337....1S",
  "body": "R.J. Smith, D.F. Bersier, S. Kobayashi, A. Monfardini, C.G. Mundell,\nI. A. Steele (Liverpool JMU), A. Gomboc (U. Ljubljana),\nC. Guidorzi (U. Bicocca & INAF-OAB)\nP. O'Brien, E. Rol, N. Bannister (Leicester) report:\n\nThe 2-m Faulkes Telescope South (Siding Spring) robotically followed  \nup GRB080229 (SWIFT trigger 304379) starting 4.6 min after the GRB  \ntrigger time. The automatic \"detection mode\" procedure did not find  \nany afterglow. In manual inspection of later observations we do not  \nfind any optical candidate  corresponding to the XRT X-ray afterglow  \n(Cannizzo et al., GCN 7335) to the following limiting magnitudes.  \nMagnitude zero points are relative to the USNO measure of R=13.3 for  \nthe adjacent bright star.\n\n-----------------------------------------------\nMid Time      Filter  Tot.Exposure   Lim. Mag.\nsince GRB\n\n10.95 min       R        60s          18.7\n28.10 min       R        180s         21.9\n-----------------------------------------------\n\n[GCN OPS NOTE(29feb08): Per editor's choice, the Subject-line\nwas changed from \"071021\" to \"080229\".]",
  "circularId": 7337,
  "createdOn": 1204317838000,
  "email": "rjs@astro.livjm.ac.uk",
  "subject": "GRB 080229: Faulkes Telescope South optical limit",
  "submitter": "James Smith at ARI,Liverpool John Moors U  <rjs@astro.livjm.ac.uk>",
  "eventId": "GRB 080229"
}