swath: IW1
Bperp (average): -21.731481930789812
Bpar (average): 0.05322269925076953
swath: IW2
Bperp (average): -22.057909904162976
Bpar (average): 1.8656152137645239
swath: IW3
Bperp (average): -22.249743099118998
Bpar (average): 3.333783621211972