swath: IW1
Bperp (average): -52.79371405272913
Bpar (average): 24.186987672588074
swath: IW2
Bperp (average): -50.984893998142304
Bpar (average): 27.974212323391072
swath: IW3
Bperp (average): -49.36299032034813
Bpar (average): 30.832607857075924