swath: IW1
Bperp (average): -21.00882087180378
Bpar (average): 46.65710157198099
swath: IW2
Bperp (average): -21.160921223550975
Bpar (average): 47.15332239363858
swath: IW3
Bperp (average): -22.15715791853277
Bpar (average): 47.081488600247496