General information
GRB 260112B was detected as a likely long-duration gamma-ray burst by Fermi/GBM and also reported by GECAM-B around 2026-01-12 20:45:5x UTC. The reported on-ground localization is RA=238.6 deg, Dec=-3.5 deg (J2000) with a 7.8 deg statistical uncertainty.
Wavelength coverage
- Gamma-rays: Detected by Fermi/GBM; GECAM-B reports 70–6000 keV light curves and duration.
No X-ray, UV, optical/NIR, or radio observations were mentioned in the cited circulars.
Lightcurve and spectrum
- Duration: T90 = 15.9 (+1.7/-2.2) s (GECAM-B, 70–6000 keV).
- Temporal structure: Multiple pulses reported in the gamma-ray light curve (GECAM-B).
Redshift
What’s special vs typical