swath: IW1
Bperp (average): -15.517057713854031
Bpar (average): 67.91450290657961
swath: IW2
Bperp (average): 16.27072647398955
Bpar (average): 67.96627109422467
swath: IW3
Bperp (average): 18.52839874147614
Bpar (average): 67.6387211943147