Skip to main content
New Announcement Feature, Code of Conduct, Circular Revisions. See news and announcements

GCN Circular 18063

Fermi GBM trigger 150725291 is not a GRB
2015-07-25T11:16:20Z (9 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 459500385/150725291
at 06:59:41.57 UT on the 25th of July 2015, tentatively classified as a GRB,
 is in fact not due to a GRB. This trigger is due to local particles."
Looking for U.S. government information and services? Visit