swath: IW1
Bperp (average): 87.53922605258
Bpar (average): -68.9182647728359
swath: IW2
Bperp (average): 81.80889972550074
Bpar (average): -75.67489983944314
swath: IW3
Bperp (average): 76.52731990669926
Bpar (average): -81.02395744351391