swath: IW1
Bperp (average): -78.99590933826582
Bpar (average): 48.51431944173045
swath: IW2
Bperp (average): -75.05612453679723
Bpar (average): 54.86629833874683
swath: IW3
Bperp (average): -71.3308779593526
Bpar (average): 59.8891574059447