swath: IW1
Bperp (average): 149.2891901342609
Bpar (average): -60.49650856812243
swath: IW2
Bperp (average): 143.85584730596707
Bpar (average): -72.14961046495235
swath: IW3
Bperp (average): 138.65167129562667
Bpar (average): -81.6594633296769