{
  "bibcode": "2010GCN.11130....1V",
  "body": "A. von Kienlin (MPE) reports on behalf of the Fermi GBM Team: \n\n\"The Fermi Gamma-ray Burst Monitor (GBM) trigger 303467127 / 100814351 \nat 08:25:25.75 UT on 14 August 2010, tentatively classified as a \nsolar flare, is in fact due to a GRB. \n\nThe on-ground calculated location of GRB 100814B , using the \nGBM trigger data, is RA = 122.8, DEC = +18.5 (J2000 degrees, \nequivalent to 08h 11m, +18d 30'), with an uncertainty \nof 2.6 degrees (radius, 1-sigma containment, \nstatistical only; there is additionally a systematic\nerror which is currently estimated to be 2 to 3 degrees).\n \nThe angle from the Fermi LAT boresight is 87 degrees.\n\nThe GBM light curve consists of a single pulse \nwith a duration (T90) of about 6.4 +/- 1.1 s (50-300 keV). \nThe time-averaged spectrum from T0-3.072 s to T0+9.216 s is \nbest fit by a Band function with Epeak = 81.0 +6.2/-6.7 keV, \nalpha = -0.62 +0.14/-0.11, and beta = -2.49 +0.15/-0.20 \n(Castor C-STAT 521 for 488 d.o.f.).\n\nThe event fluence (10-1000 keV) in this time interval is \n(4.7 +/- 0.2)E-06 erg/cm^2. The 1.024-sec peak photon flux measured \nstarting from T0+3.584 s in the 10-1000 keV band \nis 10.4 +/- 0.3 ph/s/cm^2.\n\nThe spectral analysis results presented above are preliminary; \nfinal results will be published in the GBM GRB Catalog.\"",
  "circularId": 11130,
  "createdOn": 1282234387000,
  "email": "azk@mpe.mpg.de",
  "subject": "GRB 100814B: Fermi GBM detection",
  "submitter": "Andreas von Kienlin at MPE  <azk@mpe.mpg.de>",
  "eventId": "GRB 100814B"
}