swath: IW1
Bperp (average): 21.175172312805795
Bpar (average): -27.198929960975413
swath: IW2
Bperp (average): 19.006772683330468
Bpar (average): -28.76542904773358
swath: IW3
Bperp (average): 17.037028171983636
Bpar (average): -29.96787039793515