swath: IW1
Bperp (average): 81.9347456331299
Bpar (average): -4.927848835987175
swath: IW2
Bperp (average): 81.22614224820926
Bpar (average): -11.534508523558031
swath: IW3
Bperp (average): 80.21123261367474
Bpar (average): -17.03893393620961