TITLE: GCN CIRCULAR NUMBER: 44750 SUBJECT: Fermi Gamma-ray Burst Monitor trigger 801900520/260531256 is not a GRB DATE: 26/05/31 21:26:24 GMT FROM: Eva M. Palafox at INAOE <eva.palafox@gmail.com> B. Mailyan (Florida Tech), E. Palafox (INAOE, Mexico) report on behalf of the Fermi Gamma-ray Burst Monitor Team: "The Fermi Gamma-ray Burst Monitor (GBM) trigger 801900520/260531256 at 06:08:35.57 UT on 31 May 2026, tentatively classified as a GRB, is in fact not due to a GRB. This trigger is likely due to particle activity." View this GCN Circular online at https://gcn.nasa.gov/circulars/44750. --- To unsubscribe, open this link in a web browser: https://gcn.nasa.gov/unsubscribe/eyJhbGciOiJIUzI1NiJ9.eyJlbWFpbCI6InZzbmV0LW...