Properties of the extremely energetic GRB~221009A from Konus-WIND and SRG/ART-XC observations

D. Frederiks, D. Svinkin, A. L. Lysenko +8

We report on Konus-Wind (KW) and Mikhail Pavlinsky ART-XC telescope observations and analysis of a nearby GRB 221009A, the brightest $\gamma$-ray burst (GRB) detected by KW for $>$28 ye…