swath: IW1
Bperp (average): 91.44305140697384
Bpar (average): -1.9134528769834092
swath: IW2
Bperp (average): 90.98928122927431
Bpar (average): -9.325590967172017
swath: IW3
Bperp (average): 90.14141039106796
Bpar (average): -15.530194628567614