swath: IW1
Bperp (average): 50.40802427293718
Bpar (average): -12.088954893606962
swath: IW2
Bperp (average): 49.3166866507308
Bpar (average): -16.012154353379064
swath: IW3
Bperp (average): 48.15709121436903
Bpar (average): -19.275878374663563