swath: IW1
Bperp (average): 140.83934297733018
Bpar (average): -55.16128518485647
swath: IW2
Bperp (average): 135.88923671429856
Bpar (average): -66.39617716982121
swath: IW3
Bperp (average): 131.01807756375823
Bpar (average): -75.52971553645821