swath: IW1
Bperp (average): -20.346610861134465
Bpar (average): 5.311095782261979
swath: IW2
Bperp (average): -21.593561210314636
Bpar (average): 5.626194355717689
swath: IW3
Bperp (average): -22.874417385665996
Bpar (average): 5.575202095881803