swath: IW1
Bperp (average): -18.110310348378665
Bpar (average): 9.86808256041465
swath: IW2
Bperp (average): -17.315845512036105
Bpar (average): 11.150883286326025
swath: IW3
Bperp (average): -16.459491220157776
Bpar (average): 12.23604458361181