swath: IW1
Bperp (average): 133.38016905968243
Bpar (average): -11.568135289048918
swath: IW2
Bperp (average): 131.85131665198344
Bpar (average): -22.17120117681988
swath: IW3
Bperp (average): 130.0073576393562
Bpar (average): -31.016346153027104