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GCN Circular 20320

Fermi GBM trigger 503982114/161221126 is not a GRB
2016-12-21T13:36:16Z (7 years ago)
Oliver Roberts at UCD/Fermi <>
O.J. Roberts (UCD) reports on behalf of the Fermi GBM Team:

"The Fermi Gamma-ray Burst Monitor (GBM) trigger
503982114/161221126 at 03:01:50.55 UT on 21 December 2016,
tentatively classified as a GRB, is in fact not due to a GRB.
This trigger is due to local particles."
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