swath: IW1
Bperp (average): -94.24787761483351
Bpar (average): 91.31124212011729
swath: IW2
Bperp (average): -87.42299365988627
Bpar (average): 98.25792354659166
swath: IW3
Bperp (average): -81.62467924071888
Bpar (average): 103.56553247957082