swath: IW1
Bperp (average): 87.35703997505253
Bpar (average): -26.444152958915975
swath: IW2
Bperp (average): 84.87576715691586
Bpar (average): -33.438866821201906
swath: IW3
Bperp (average): 82.34154806040462
Bpar (average): -39.16264699849491