swath: IW1
Bperp (average): -68.97702365412717
Bpar (average): 80.09661332097245
swath: IW2
Bperp (average): -62.58526417097409
Bpar (average): 85.2182175004812
swath: IW3
Bperp (average): -57.00666831092034
Bpar (average): 89.08490458310563