Fermi GBM detects a high probability Terrestrial Gamma-ray Flash (TGF) event.
AI Summary
The event triggered by Fermi GBM at UTC 2026-10-29 13:35:29.730 has been classified with a 100% likelihood as a TGF, indicating a terrestrial rather than cosmic origin. No specific celestial coordinates were provided due to the nature of the detection.
Measurements
| Event ID | 814973734 |
|---|---|
| Source | Fermi GBM |
| Alert type | GRB |
| Significance | low |
| Trigger time (UTC) | Thu, 29 Oct 2026 13:35:29 GMT |
| Right ascension (J2000) | 328.35° |
| Declination (J2000) | 64.95° |
| Position error radius | 26.1833° |
| GCN notices | 2 |
| GCN circulars | 0 |
Notices (1)
Fermi GBM — GRB · Thu, 29 Oct 2026 13:35:29 GMT
AI summary generated Thu, 29 Oct 2026 18:00:44 GMT.