swath: IW1
Bperp (average): -64.11665521652439
Bpar (average): 45.88641736769931
swath: IW2
Bperp (average): -60.59129755092125
Bpar (average): 50.953794722859016
swath: IW3
Bperp (average): -57.64589134253708
Bpar (average): 55.049032468224596