swath: IW1
Bperp (average): -45.10530401678576
Bpar (average): 86.51055383929194
swath: IW2
Bperp (average): -38.13632427346796
Bpar (average): 89.89008968474484
swath: IW3
Bperp (average): -32.15560666568269
Bpar (average): 92.29811930487769