swath: IW1
Bperp (average): -89.82691347649023
Bpar (average): 79.2172689889946
swath: IW2
Bperp (average): -85.07059555277122
Bpar (average): 85.58513135674734
swath: IW3
Bperp (average): -81.45148939760341
Bpar (average): 90.44243103296003