swath: IW1
Bperp (average): 111.59882582536042
Bpar (average): -91.79701521836569
swath: IW2
Bperp (average): 103.77768687195686
Bpar (average): -100.38504376940148
swath: IW3
Bperp (average): 96.71610087114729
Bpar (average): -107.0639903688103