swath: IW1
Bperp (average): -101.02007986363837
Bpar (average): 90.28488479430634
swath: IW2
Bperp (average): -93.59507674595145
Bpar (average): 97.90002536728574
swath: IW3
Bperp (average): -86.77946561051361
Bpar (average): 104.02731497493811