GRB 260104C

Summary

General information

Fermi/GBM reported the detection of a likely long gamma-ray burst, GRB 260104C, triggered at 23:57:57 UT on 2026-01-04 with an on-ground real-time localization. The reported position is RA 312.7 deg, Dec -26.1 deg (J2000) with a 9.3 deg statistical uncertainty.

Wavelength coverage

Lightcurve and spectrum

Redshift

What’s special vs typical

Circulars

GCN 43324: GRB 260104C: Fermi GBM Final Real-time Localization
2026-01-05T00:08:31.375Z | rev 0