{
  "bibcode": "2008GCN..8495....1B",
  "body": "Elisabetta Bissaldi (MPE) and A. von Kienlin (MPE) \nreport on behalf of the Fermi GBM Team: \n\n\"At 14:43:51.29 UT on 05 November 2008, the Fermi Gamma-Ray Burst Monitor\ntriggered and located GRB 081105B (trigger 247589032 / 081105614).\nThe on-ground calculated location, using the GBM trigger \ndata, is RA = 215.7 deg, Dec = 42.8 (J2000 degrees, \nequivalent to 14h 23m, 42d 48'), with an uncertainty \nof 12 degrees (radius, 1-sigma containment, \nstatistical only; there is additionally a systematic\nerror which is currently estimated to be 2 to 3 degrees). \nThe angle from the Fermi LAT boresight is 87 degrees.\n\nThis short GRB consists of a single peak with an estimated\nT90 (8-1000 keV) of 180 ms and T50 (8-1000 keV) of 64 ms.\nThe spectral fit to this weak event is poorly constrained.\nA fit of the time-averaged spectrum from T0-0.067 s to T0-0.019 s  \nby a simple power law function yields an index of -1.17 +/- 0.05 \n(chi squared 311 for 421 d.o.f.).\nThe event fluence (8-1000 keV) in this time interval is \n(2.28 +/- 0.11)E-07 erg/cm^2. The photon flux on the \n16 ms timescale measured starting from T0-0.067 s \nin the 8-1000 keV band is 20 +/- 3 ph/s/cm^2. \n\nThe spectral analysis results presented above are preliminary; \nfinal results will be published in the GBM GRB Catalog.\"",
  "circularId": 8495,
  "createdOn": 1226077311000,
  "email": "azk@mpe.mpg.de",
  "subject": "GRB 081105B: Fermi GBM detection",
  "submitter": "Andreas von Kienlin at MPE  <azk@mpe.mpg.de>",
  "eventId": "GRB 081105B"
}