Fermi GBM detects short gamma-ray burst GRB 260311A with high significance

AI Summary

GRB 260311A was detected with a calculated location of RA = 291.3, Dec = -43.5 (J2000 degrees) and a statistical uncertainty of 10.8 degrees. The event's significance is highlighted by its classification as a short gamma-ray burst, providing critical insights into cosmic phenomena.

Notices (2)

Fermi — GRB · Tue, 10 Mar 2026 22:05:40 GMT

Unknown — OTHER · Tue, 10 Mar 2026 22:05:40 GMT

GCN Circulars (1)

GCN-43957 — GRB 260311A · Wed, 11 Mar 2026 03:46:15 GMT
The Fermi Gamma-ray Burst Monitor (GBM) has detected a short gamma-ray burst, GRB 260311A, at a calculated location of RA = 291.3, Dec = -43.5 (J2000 degrees) with a statistical uncertainty of 10.8 degrees. The angle from the Fermi Large Area Telescope (LAT) boresight is 111.0 degrees. This event is significant as gamma-ray bursts are the most powerful explosions in the universe and provide valuable insights into the nature of the universe.