swath: IW1
Bperp (average): 37.4029752064285
Bpar (average): -53.42441217199178
swath: IW2
Bperp (average): 33.0671036969077
Bpar (average): -56.28576840069082
swath: IW3
Bperp (average): 29.284336405208972
Bpar (average): -58.421499629062616