swath: IW1
Bperp (average): -107.05987249559242
Bpar (average): 111.58762045398501
swath: IW2
Bperp (average): -97.902348031745
Bpar (average): 119.93759486374859
swath: IW3
Bperp (average): -89.74217412837382
Bpar (average): 126.39226840926028