swath: IW1
Bperp (average): 50.54334341291415
Bpar (average): 0.04362042079956638
swath: IW2
Bperp (average): 50.411474026235176
Bpar (average): -4.04674490698138
swath: IW3
Bperp (average): 50.05039230524236
Bpar (average): -7.479783408562277