swath: IW1
Bperp (average): -48.53121800857095
Bpar (average): -3.8041137360049113
swath: IW2
Bperp (average): -48.66184965700085
Bpar (average): 0.13354079162706717
swath: IW3
Bperp (average): -48.5218880683419
Bpar (average): 3.4497975952192417