swath: IW1
Bperp (average): 84.57326979109023
Bpar (average): -43.58972222670495
swath: IW2
Bperp (average): 80.8074031261416
Bpar (average): -49.99541619631261
swath: IW3
Bperp (average): 77.46198194971977
Bpar (average): -55.209139299221256