swath: IW1
Bperp (average): -33.27558381909973
Bpar (average): 48.289945337660754
swath: IW2
Bperp (average): -29.470689555803755
Bpar (average): 50.72610456039792
swath: IW3
Bperp (average): -26.223124311107956
Bpar (average): 52.50967624158161