GCN Circular 18713
Subject
Fermi GBM trigger 472271765/151220108 is not a GRB
Date
2015-12-21T12:48:56Z (9 years ago)
From
Hoi-Fung Yu at MPE <sptfung@mpe.mpg.de>
Hoi-Fung Yu (MPE) reports on behalf of the Fermi GBM Team:
"The Fermi Gamma-ray Burst Monitor (GBM) trigger 472271765/151220108
at 02:36:01.57 UT on 20 December 2015, tentatively classified as a GRB,
is in fact not due to a GRB.
This trigger is due to particle activity."