swath: IW1
Bperp (average): 115.08516077390917
Bpar (average): -80.49628009753589
swath: IW2
Bperp (average): 108.29859255758919
Bpar (average): -89.20128732208724
swath: IW3
Bperp (average): 102.20345286290576
Bpar (average): -96.17915328581847