swath: IW1
Bperp (average): -21.495263002889875
Bpar (average): -4.287793641969768
swath: IW2
Bperp (average): -22.85738320207302
Bpar (average): -2.586842625997422
swath: IW3
Bperp (average): -24.188948381413407
Bpar (average): -1.1063807876298684