swath: IW1
Bperp (average): -81.4605074486995
Bpar (average): 84.19824913507185
swath: IW2
Bperp (average): -76.51707919094358
Bpar (average): 89.54791723783016
swath: IW3
Bperp (average): -72.91402632782243
Bpar (average): 93.46506023173137