GRB 260308A

General information

GRB 260308A is reported as a likely short GRB, triggered by Fermi/GBM at 2026-03-08 20:05:52 UT and independently detected by SVOM/GRM and Insight-HXMT/HE around the same epoch.

Wavelength coverage

• Gamma-ray: Detected by Fermi/GBM with a real-time localization; SVOM/GRM reports T90 and a cutoff power-law spectral fit with Epeak; Insight-HXMT/HE reports T90, peak rate, and total counts.

No observations were mentioned in X-ray (soft), UV, optical, IR, millimeter, radio, neutrinos, or gravitational waves.

Lightcurve and spectrum

Redshift

What’s special vs typical