swath: IW1
Bperp (average): -113.33031036527875
Bpar (average): 92.38600665102958
swath: IW2
Bperp (average): -105.51025593746668
Bpar (average): 101.30011685307996
swath: IW3
Bperp (average): -98.40096473729871
Bpar (average): 108.32492317100667