Fermi Observations of GRB 220426A: a burst similar to GRB 090902B

Li-Tao Deng, Da-Bin Lin, Li Zhou +7

We report on a very bright, long-duration gamma-ray burst (GRB), GRB~220426A, observed by \emph{Fermi} satellite. GRB~220426A with total duration of $T_{90}=6$~s is composed with t…