swath: IW1
Bperp (average): 129.98117647120208
Bpar (average): -99.40066535265824
swath: IW2
Bperp (average): 121.60960835253933
Bpar (average): -109.36284696553753
swath: IW3
Bperp (average): 113.97760910943965
Bpar (average): -117.2749175252491