swath: IW1
Bperp (average): 133.71658980195116
Bpar (average): -74.24050076315667
swath: IW2
Bperp (average): 127.26257695918491
Bpar (average): -84.78730465157064
swath: IW3
Bperp (average): 121.12710808546443
Bpar (average): -93.25398099909638