swath: IW1
Bperp (average): -52.46403648708794
Bpar (average): 32.27040542647417
swath: IW2
Bperp (average): -50.09540132573435
Bpar (average): 35.96357695990676
swath: IW3
Bperp (average): -48.0201702283834
Bpar (average): 38.67917861899403