swath: IW1
Bperp (average): -84.53913846636443
Bpar (average): 24.50128400915806
swath: IW2
Bperp (average): -82.27444425877381
Bpar (average): 31.248317081570104
swath: IW3
Bperp (average): -79.94769148091417
Bpar (average): 36.75577857165984