swath: IW1
Bperp (average): -136.68532989655202
Bpar (average): 74.55486576838635
swath: IW2
Bperp (average): -130.4075176018819
Bpar (average): 84.98133918252782
swath: IW3
Bperp (average): -124.68862659572918
Bpar (average): 93.22215349995983