swath: IW1
Bperp (average): -37.64756703545047
Bpar (average): 19.585929880556304
swath: IW2
Bperp (average): -35.94522893720494
Bpar (average): 22.55285623316718
swath: IW3
Bperp (average): -34.330967791721754
Bpar (average): 24.936227756136326