swath: IW1
Bperp (average): 157.36505572645595
Bpar (average): -62.193116379644664
swath: IW2
Bperp (average): 151.75960125201235
Bpar (average): -74.73582175181286
swath: IW3
Bperp (average): 146.25087166185122
Bpar (average): -84.92511590007302