swath: IW1
Bperp (average): 69.19173728025045
Bpar (average): 6.609903205451633
swath: IW2
Bperp (average): 69.55479929871721
Bpar (average): 0.9737661819455274
swath: IW3
Bperp (average): 69.51557641522075
Bpar (average): -3.7895020210663035