swath: IW1
Bperp (average): -66.41853099278397
Bpar (average): 49.154928569933446
swath: IW2
Bperp (average): -62.298427551299454
Bpar (average): 54.28730991089816
swath: IW3
Bperp (average): -58.554960005499666
Bpar (average): 58.32146461687961