swath: IW1
Bperp (average): -51.60105847204681
Bpar (average): 42.587793309951074
swath: IW2
Bperp (average): -47.917964323082046
Bpar (average): 46.66244337490954
swath: IW3
Bperp (average): -44.59915016793919
Bpar (average): 49.828779064417425