swath: IW1
Bperp (average): -20.352486840218877
Bpar (average): 15.983460117882018
swath: IW2
Bperp (average): -18.996025270554895
Bpar (average): 17.581268827720624
swath: IW3
Bperp (average): -17.756288715069854
Bpar (average): 18.839484758677756