swath: IW1
Bperp (average): 65.23050477227055
Bpar (average): -48.441953812401124
swath: IW2
Bperp (average): 61.3379864323662
Bpar (average): -53.55370427904901
swath: IW3
Bperp (average): 57.648296044363384
Bpar (average): -57.616907096421755