swath: IW1
Bperp (average): -41.383876590839016
Bpar (average): 46.77716985294899
swath: IW2
Bperp (average): -37.60027245357845
Bpar (average): 49.88216427006694
swath: IW3
Bperp (average): -34.27983445656576
Bpar (average): 52.23566142396883