swath: IW1
Bperp (average): 103.51002530879555
Bpar (average): -81.07658438337296
swath: IW2
Bperp (average): 96.71823408365371
Bpar (average): -88.93306200239971
swath: IW3
Bperp (average): 90.57639511892756
Bpar (average): -95.17998124638399