swath: IW1
Bperp (average): -35.83895702527639
Bpar (average): 26.359922386716917
swath: IW2
Bperp (average): -34.27309095837478
Bpar (average): 29.258512254554734
swath: IW3
Bperp (average): -33.000929309799204
Bpar (average): 31.743236603695355