swath: IW1
Bperp (average): -149.7288406276429
Bpar (average): 115.24484565997453
swath: IW2
Bperp (average): -141.97174005013025
Bpar (average): 125.78609470959267
swath: IW3
Bperp (average): -135.71427539998717
Bpar (average): 133.8238619316059