swath: IW1
Bperp (average): -52.973811084391514
Bpar (average): 64.87993005884992
swath: IW2
Bperp (average): -47.60396505985108
Bpar (average): 68.95448663328558
swath: IW3
Bperp (average): -42.84927216758935
Bpar (average): 72.04457924537121