swath: IW1
Bperp (average): 111.35007172278725
Bpar (average): 5.052921351414373
swath: IW2
Bperp (average): 111.71355896816904
Bpar (average): -4.098215518794448
swath: IW3
Bperp (average): 111.50336920565428
Bpar (average): -11.830227098729317