swath: IW1
Bperp (average): 129.50573669230212
Bpar (average): -28.996139908824716
swath: IW2
Bperp (average): 126.70430534704444
Bpar (average): -39.394826423125686
swath: IW3
Bperp (average): 123.6911210733328
Bpar (average): -47.9595599845285