A major, long-duration solar flare measuring X1.6 erupted from Active Region 3386 (beta-delta) at 22:21 UTC on August 5, 2023. The event started at 21:45 and ended at 22:44 UTC.
Click here for original story, Long-duration X1.6 solar flare erupts from Region 3386; S1 – Minor radiation storm
Source: Space Weather