swath: IW1
Bperp (average): -70.26348652537712
Bpar (average): 92.49956584706531
swath: IW2
Bperp (average): -62.956973456035335
Bpar (average): 97.66615918838771
swath: IW3
Bperp (average): -56.66177402812469
Bpar (average): 101.50304625489086