swath: IW1
Bperp (average): -21.135938471223163
Bpar (average): -0.8862619273873577
swath: IW2
Bperp (average): -21.113929367522513
Bpar (average): 0.8392865907856275
swath: IW3
Bperp (average): -20.984485686204373
Bpar (average): 2.2941490655657995