swath: IW1
Bperp (average): 119.4562777776029
Bpar (average): -8.69149737207391
swath: IW2
Bperp (average): 118.35482952558738
Bpar (average): -18.308551929321
swath: IW3
Bperp (average): 116.83346068756838
Bpar (average): -26.306821219341533