swath: IW1
Bperp (average): -56.40481144970107
Bpar (average): 47.99196543267968
swath: IW2
Bperp (average): -52.357904838952756
Bpar (average): 52.29852915974844
swath: IW3
Bperp (average): -48.72863882784318
Bpar (average): 55.63277429743759