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.
Measurements
| Event ID | GBM_794892945 |
|---|---|
| Source | Fermi GBM |
| Alert type | GRB |
| Significance | high |
| Trigger time (UTC) | Wed, 11 Mar 2026 03:35:40 GMT |
| Right ascension (J2000) | 288.5333° |
| Declination (J2000) | -19.5833° |
| Position error radius | 21.5167° |
| GCN notices | 4 |
| GCN circulars | 1 |
Notices (1)
Fermi GBM — GRB · Wed, 11 Mar 2026 03:35:40 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.
AI summary generated Sun, 15 Mar 2026 10:30:25 GMT.