swath: IW1
Bperp (average): -90.5062789721642
Bpar (average): 69.02426008772746
swath: IW2
Bperp (average): -84.72857156656517
Bpar (average): 76.01134908703536
swath: IW3
Bperp (average): -79.4993144224798
Bpar (average): 81.49021730340841