Fermi/GBM reported the detection of GRB 260109B at 08:41:22 UT on 2026-01-09, classified as a likely long GRB. The on-ground localization is RA=197.5 deg, Dec=-73.9 deg (J2000) with 13.7 deg statistical uncertainty (GCN 43358).
No observations were mentioned in X-ray, optical/UV, infrared, radio, gravitational-wave, or neutrino bands.