swath: IW1
Bperp (average): -47.655636250839265
Bpar (average): -3.668475186038052
swath: IW2
Bperp (average): -47.55990625584855
Bpar (average): 0.2925435673019357
swath: IW3
Bperp (average): -47.07160867271974
Bpar (average): 3.709952272055114