General information
GRB 260125B is a likely long gamma-ray burst detected by Fermi/GBM on 2026-01-25 10:25:45 UT, with a GBM-only on-ground localization and early optical follow-up reporting non-detections.
Wavelength coverage
- Gamma-ray: Fermi GBM trigger and localization reported.
- Optical: MASTER-Tunka observed ~3.8 ks after T0 and reported an upper limit (clear band).
No observations were mentioned in X-ray, UV, IR, radio, or very-high-energy gamma rays.
Lightcurve and spectrum
Redshift
What’s special vs typical