swath: IW1
Bperp (average): 64.88905151897113
Bpar (average): -41.0224593362346
swath: IW2
Bperp (average): 61.66797554514578
Bpar (average): -45.749565476994775
swath: IW3
Bperp (average): 58.83557042248433
Bpar (average): -49.60613855956533