swath: IW1
Bperp (average): 147.52323901691352
Bpar (average): -72.26781490506737
swath: IW2
Bperp (average): 141.43437261545643
Bpar (average): -84.15499373722653
swath: IW3
Bperp (average): 135.6193331016856
Bpar (average): -93.7812456714739