swath: IW1
Bperp (average): -30.367038867108647
Bpar (average): 55.61479316344627
swath: IW2
Bperp (average): -26.382895088860973
Bpar (average): 57.61163230744981
swath: IW3
Bperp (average): -23.218641712873467
Bpar (average): 58.969422676734595