swath: IW1
Bperp (average): 76.8181243810893
Bpar (average): 9.470194358012284
swath: IW2
Bperp (average): 77.25638317150359
Bpar (average): 3.236378905457213
swath: IW3
Bperp (average): 77.22962427415092
Bpar (average): -2.0227915956332523