swath: IW1
Bperp (average): 248.16515469944696
Bpar (average): -136.09176075345346
swath: IW2
Bperp (average): 236.33382210078895
Bpar (average): -155.74754662720804
swath: IW3
Bperp (average): 225.15746432558825
Bpar (average): -171.5116107289258