swath: IW1
Bperp (average): -57.25221767191702
Bpar (average): 35.647433677790765
swath: IW2
Bperp (average): -54.41317528099515
Bpar (average): 40.24414783533186
swath: IW3
Bperp (average): -51.87767544032037
Bpar (average): 44.002765570273