swath: IW1
Bperp (average): -34.33360901773382
Bpar (average): 71.35671583632238
swath: IW2
Bperp (average): -32.3019764784002
Bpar (average): 73.06451716911361
swath: IW3
Bperp (average): -31.90317687525845
Bpar (average): 74.08282135903929