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GCN Circular 42583

Subject
Fermi Gamma-ray Burst Monitor trigger 783986701/251104920 is not a GRB
Date
2025-11-05T01:16:51Z (2 days ago)
From
oindabimukherjee@gmail.com
Via
Web form
O. Mukherjee (USRA) reports on behalf of the Fermi Gamma-ray Burst Monitor Team:

"The Fermi Gamma-ray Burst Monitor (GBM) trigger 783986701/251104920 at 22:04:56.89 UT
on 04 November 2025, tentatively classified as a GRB, is in fact not due
to a GRB. This trigger is likely due to solar flare."
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