swath: IW1
Bperp (average): -129.21506377748491
Bpar (average): 54.440981604281305
swath: IW2
Bperp (average): -124.34846664566724
Bpar (average): 64.70098247432422
swath: IW3
Bperp (average): -119.59331404432673
Bpar (average): 72.98498664147019