swath: IW1
Bperp (average): -123.19168700779672
Bpar (average): 4.434332237897862
swath: IW2
Bperp (average): -122.16992355856564
Bpar (average): 14.407685309512612
swath: IW3
Bperp (average): -120.79533212016446
Bpar (average): 22.69542798417745