swath: IW1
Bperp (average): 73.23737797128327
Bpar (average): 0.8130568030568219
swath: IW2
Bperp (average): 72.91941833627745
Bpar (average): -5.05503106403865
swath: IW3
Bperp (average): 72.36133895294293
Bpar (average): -9.973189978193464