swath: IW1
Bperp (average): 109.89972478493006
Bpar (average): -18.710200498198493
swath: IW2
Bperp (average): 108.0713953054629
Bpar (average): -27.56386305142492
swath: IW3
Bperp (average): 105.98675171642738
Bpar (average): -34.8941950120926