GRB 260516A

Summary

General information

GRB 260516A was detected by Fermi/GBM at 02:50:48 UT on 16 May 2026 and is reported as a likely long GRB. The on-ground GBM localization is RA=111.5 deg, Dec=-37.6 deg (J2000) with 7.7 deg statistical uncertainty.

Wavelength coverage

Lightcurve and spectrum

Redshift

What’s special vs typical

Circulars [all]

GCN 44631: GRB 260516A: Fermi GBM Final Real-time Localization
2026-05-16T03:01:20.064Z | rev 0