Skip to main content
Due to the lapse in federal government funding, NASA is not updating this website. See the Operations FAQ for GCN impacts.
New! Super-Kamiokande JSON Notices and Schema v4.5.0. See news and announcements

GCN Circular 42598

Subject
Fermi Gamma-ray Burst Monitor trigger 784109140/251106337 is not a GRB
Date
2025-11-06T09:25:27Z (2 days ago)
From
Utkarsh Pathak at IIT Bombay <utkarshpathak.07@gmail.com>
Via
Web form
U. Pathak (IITB) reports on behalf of the Fermi Gamma-ray Burst Monitor Team:

"The Fermi Gamma-ray Burst Monitor (GBM) trigger 784109140/251106337 at 08:05:35.06 UT
on 06 November 2025, tentatively classified as a GRB, is in fact not due
to a GRB. This trigger is likely due to local particles."
Looking for U.S. government information and services? Visit USA.gov