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GCN Circular 41123

Subject
Fermi Gamma-ray Burst Monitor trigger 774670514/250720094 is not a GRB
Date
2025-07-20T02:42:21Z (3 days ago)
From
rhamburg@usra.edu
Via
Web form
R. Hamburg (USRA) reports on behalf of the Fermi Gamma-ray Burst Monitor Team:

"The Fermi Gamma-ray Burst Monitor (GBM) trigger 774670514/250720094 at 02:15:09.73 UT
on 20 July 2025, tentatively classified as a GRB, is in fact not due
to a GRB. This trigger is likely due to local particles."
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