swath: IW1
Bperp (average): -44.27502924773427
Bpar (average): 21.136557887674606
swath: IW2
Bperp (average): -42.40371864623591
Bpar (average): 24.62951320456803
swath: IW3
Bperp (average): -40.60277386892928
Bpar (average): 27.424985172156212