swath: IW1
Bperp (average): 114.56479501734441
Bpar (average): -74.54145972144853
swath: IW2
Bperp (average): 108.22006453061532
Bpar (average): -83.29704581397705
swath: IW3
Bperp (average): 102.43006871401289
Bpar (average): -90.32993248011127