swath: IW1
Bperp (average): -34.254224663388904
Bpar (average): 61.4578992026238
swath: IW2
Bperp (average): -29.627402089378947
Bpar (average): 63.82434867331647
swath: IW3
Bperp (average): -25.77351056720522
Bpar (average): 65.48456081886067