swath: IW1
Bperp (average): -63.577054459794155
Bpar (average): 32.41470168644202
swath: IW2
Bperp (average): -60.686765852718594
Bpar (average): 37.362707934520955
swath: IW3
Bperp (average): -57.89443855484931
Bpar (average): 41.25395068852382