swath: IW1
Bperp (average): 89.43564158372635
Bpar (average): -18.85490398853125
swath: IW2
Bperp (average): 87.52353473571634
Bpar (average): -26.035806084352075
swath: IW3
Bperp (average): 85.45356891065153
Bpar (average): -31.948879669420798