swath: IW1
Bperp (average): 289.06014016467634
Bpar (average): -129.71669363813652
swath: IW2
Bperp (average): 277.73009967373844
Bpar (average): -152.6674914633078
swath: IW3
Bperp (average): 266.81121612042733
Bpar (average): -171.376532881364