swath: IW1
Bperp (average): 70.86696623939923
Bpar (average): -46.056497746214156
swath: IW2
Bperp (average): 66.94793373868521
Bpar (average): -51.64964878011978
swath: IW3
Bperp (average): 63.311326028122124
Bpar (average): -56.10658223761239