swath: IW1
Bperp (average): -35.16714657495815
Bpar (average): 34.44304041546345
swath: IW2
Bperp (average): -32.28436561014991
Bpar (average): 37.19078216746147
swath: IW3
Bperp (average): -29.694962066748293
Bpar (average): 39.31961171454574