swath: IW1
Bperp (average): -145.27251013893218
Bpar (average): 80.5534213321207
swath: IW2
Bperp (average): -138.31226127913848
Bpar (average): 91.92793492376664
swath: IW3
Bperp (average): -131.798029873443
Bpar (average): 101.01641263361549