swath: IW1
Bperp (average): 142.4004660233767
Bpar (average): -59.37348498682261
swath: IW2
Bperp (average): 137.18345565588683
Bpar (average): -70.72497066018042
swath: IW3
Bperp (average): 132.14642319154572
Bpar (average): -79.94228058001785