swath: IW1
Bperp (average): 148.0385971537401
Bpar (average): -60.78615023010999
swath: IW2
Bperp (average): 142.60254393544926
Bpar (average): -72.48322575140315
swath: IW3
Bperp (average): 137.33395785900927
Bpar (average): -81.99628846178558