swath: IW1
Bperp (average): -80.35030739140308
Bpar (average): 49.12414790368904
swath: IW2
Bperp (average): -76.03000254748267
Bpar (average): 55.378026053261955
swath: IW3
Bperp (average): -72.08957436407884
Bpar (average): 60.382385250449175