swath: IW1
Bperp (average): 405.262510607348
Bpar (average): -260.94273971808116
swath: IW2
Bperp (average): 385.15239143478277
Bpar (average): -293.56217919942156
swath: IW3
Bperp (average): 366.09301564929666
Bpar (average): -319.2801084826921