swath: IW1
Bperp (average): -120.39807998751675
Bpar (average): 52.75259970369034
swath: IW2
Bperp (average): -115.91333967379656
Bpar (average): 62.30194156058428
swath: IW3
Bperp (average): -111.47081388833874
Bpar (average): 70.05671940397853