swath: IW1
Bperp (average): -26.935893733884637
Bpar (average): 24.91872436452958
swath: IW2
Bperp (average): -24.78253007372398
Bpar (average): 26.979784850849413
swath: IW3
Bperp (average): -22.90063336671484
Bpar (average): 28.584084666677573