swath: IW1
Bperp (average): -186.6396826406275
Bpar (average): 168.31481714317908
swath: IW2
Bperp (average): -173.73070368544987
Bpar (average): 182.26954090816932
swath: IW3
Bperp (average): -162.62578378783078
Bpar (average): 193.00756093794834