TITLE: GCN CIRCULAR NUMBER: 42583 SUBJECT: Fermi Gamma-ray Burst Monitor trigger 783986701/251104920 is not a GRB DATE: 25/11/05 01:16:51 GMT FROM: oindabimukherjee@gmail.com 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."