swath: IW1
Bperp (average): -39.27755888838297
Bpar (average): 6.220343574653402
swath: IW2
Bperp (average): -38.84502916001779
Bpar (average): 9.176075888451155
swath: IW3
Bperp (average): -38.40408959684008
Bpar (average): 11.574350431581454