swath: IW1
Bperp (average): -86.28790747322638
Bpar (average): 94.163794540068
swath: IW2
Bperp (average): -78.82060156722105
Bpar (average): 100.59428271706047
swath: IW3
Bperp (average): -72.32058477266001
Bpar (average): 105.47438388229439