swath: IW1
Bperp (average): -106.24317870118514
Bpar (average): 91.34407251190164
swath: IW2
Bperp (average): -99.00800110152437
Bpar (average): 99.1682138732133
swath: IW3
Bperp (average): -92.65780472763865
Bpar (average): 105.18561791124317