swath: IW1
Bperp (average): -30.044556497027262
Bpar (average): 23.03703302007545
swath: IW2
Bperp (average): -28.352815484530275
Bpar (average): 25.2185409943604
swath: IW3
Bperp (average): -26.955878558729186
Bpar (average): 26.88688040953432