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GCN Circular 9789

Subject
Fermi Gamma-ray Burst Monitor trigger 271833016 is not a GRB
Date
2009-08-13T14:55:14Z (15 years ago)
From
Andreas von Kienlin at MPE <azk@mpe.mpg.de>
A. von Kienlin (MPE) reports on behalf of the Fermi GBM Team: 

"The Fermi Gamma-ray Burst Monitor (GBM) trigger 271833016 at 
05:10:14.79  UT on 13 August 2009, tentatively classified as a GRB, 
is in fact not due to a GRB. This trigger is due to a 
Terrestrial Gamma-Ray Flash (TGF)."
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