swath: IW1
Bperp (average): 22.63995581832441
Bpar (average): -27.436132372395672
swath: IW2
Bperp (average): 20.89311979703352
Bpar (average): -29.229451171542937
swath: IW3
Bperp (average): 19.368136267402566
Bpar (average): -30.588294423568836