swath: IW1
Bperp (average): 74.49678282985413
Bpar (average): -26.566956578818196
swath: IW2
Bperp (average): 72.03461948791035
Bpar (average): -32.51942639777437
swath: IW3
Bperp (average): 69.5799182813071
Bpar (average): -37.3685168766324