swath: IW1
Bperp (average): -44.84076902030508
Bpar (average): 33.68941593801952
swath: IW2
Bperp (average): -49.26009588876038
Bpar (average): 34.32358091267861
swath: IW3
Bperp (average): -54.096263785656284
Bpar (average): 33.90505627568454