swath: IW1
Bperp (average): 47.84224345581659
Bpar (average): -47.3954410355432
swath: IW2
Bperp (average): 43.98287068754278
Bpar (average): -51.006083055744035
swath: IW3
Bperp (average): 40.55553062056073
Bpar (average): -53.78232943369983