swath: IW1
Bperp (average): 60.11873123486481
Bpar (average): -66.64042270588727
swath: IW2
Bperp (average): 54.35704273595664
Bpar (average): -71.26584518889698
swath: IW3
Bperp (average): 49.21322305995384
Bpar (average): -74.77016808042823