swath: IW1
Bperp (average): 116.07378793098678
Bpar (average): -72.06522907636055
swath: IW2
Bperp (average): 109.75744951234185
Bpar (average): -81.02072354816849
swath: IW3
Bperp (average): 104.07603306913511
Bpar (average): -88.20470801234103