swath: IW1
Bperp (average): -88.89628980218953
Bpar (average): 96.77674409632141
swath: IW2
Bperp (average): -80.96169378961316
Bpar (average): 103.46338230172489
swath: IW3
Bperp (average): -74.0294651289848
Bpar (average): 108.47488507571983