swath: IW1
Bperp (average): -160.05631134204864
Bpar (average): 104.9682710779836
swath: IW2
Bperp (average): -151.10649292754158
Bpar (average): 117.44024322135465
swath: IW3
Bperp (average): -142.85283332194726
Bpar (average): 127.32636208452409