swath: IW1
Bperp (average): -21.68356291075699
Bpar (average): 19.865899628226863
swath: IW2
Bperp (average): -20.158643065006082
Bpar (average): 21.585564656708726
swath: IW3
Bperp (average): -18.817440218702387
Bpar (average): 22.94059934200551