swath: IW1
Bperp (average): 69.85990835138712
Bpar (average): -55.281073808299645
swath: IW2
Bperp (average): 65.20457788884399
Bpar (average): -60.68454624735843
swath: IW3
Bperp (average): 60.98863934212638
Bpar (average): -64.91535269632