swath: IW1
Bperp (average): 146.80868567176967
Bpar (average): -104.29273192787946
swath: IW2
Bperp (average): 138.11344718145662
Bpar (average): -115.73934443138667
swath: IW3
Bperp (average): 130.01418647980864
Bpar (average): -124.83371150786063