swath: IW1
Bperp (average): -90.75823496699769
Bpar (average): 44.94975822330554
swath: IW2
Bperp (average): -86.91910449078387
Bpar (average): 52.25936406292782
swath: IW3
Bperp (average): -83.24278865310177
Bpar (average): 58.089206535084486