swath: IW1
Bperp (average): -70.37062350490001
Bpar (average): 103.49263561387389
swath: IW2
Bperp (average): -61.996313166272536
Bpar (average): 108.69485557593485
swath: IW3
Bperp (average): -54.746351671550315
Bpar (average): 112.4101620842353