TITLE: GCN CIRCULAR NUMBER: 40849 SUBJECT: Fermi Gamma-ray Burst Monitor trigger 772720540/250627525 is not a GRB DATE: 25/06/27 13:51:38 GMT FROM: Marianna Dafčíková at Masaryk University 500025@mail.muni.cz

M. Dafcikova (MUNI) reports on behalf of the Fermi Gamma-ray Burst Monitor Team:

"The Fermi Gamma-ray Burst Monitor (GBM) trigger 772720540/250627525 at 12:35:35.78 UT on 27 June 2025, tentatively classified as a GRB, is in fact not due to a GRB. This trigger is likely due to SAA entry."

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