swath: IW1
Bperp (average): -44.15514315463822
Bpar (average): 19.01848559996269
swath: IW2
Bperp (average): -43.04405062780614
Bpar (average): 21.96965701472693
swath: IW3
Bperp (average): -42.09211245920627
Bpar (average): 24.10211858438141