swath: IW1
Bperp (average): -28.067853094029914
Bpar (average): 50.008505186422354
swath: IW2
Bperp (average): -23.96230084373575
Bpar (average): 52.09659050409929
swath: IW3
Bperp (average): -20.38674099748812
Bpar (average): 53.594252462994305