swath: IW1
Bperp (average): -117.4978969081855
Bpar (average): 17.588840466034593
swath: IW2
Bperp (average): -115.48022351023064
Bpar (average): 27.109229886210425
swath: IW3
Bperp (average): -113.15539462061693
Bpar (average): 34.975718220381985