swath: IW1
Bperp (average): 20.65211478709304
Bpar (average): -14.22755590507976
swath: IW2
Bperp (average): 21.143103644336794
Bpar (average): -15.530718507739413
swath: IW3
Bperp (average): 21.790979770281712
Bpar (average): -16.803395497429282