swath: IW1
Bperp (average): -68.0306801645474
Bpar (average): 11.505488607828116
swath: IW2
Bperp (average): -66.83510749730341
Bpar (average): 17.09230880176358
swath: IW3
Bperp (average): -65.41266920487426
Bpar (average): 21.814136522457005