swath: IW1
Bperp (average): 152.3097491705601
Bpar (average): -50.03255104726329
swath: IW2
Bperp (average): 147.652865822585
Bpar (average): -62.088931049569496
swath: IW3
Bperp (average): 143.05250252417108
Bpar (average): -71.94116022476442