swath: IW1
Bperp (average): -76.88726212528604
Bpar (average): 75.17847662791193
swath: IW2
Bperp (average): -71.25096842543657
Bpar (average): 80.78812544839795
swath: IW3
Bperp (average): -66.36286219240519
Bpar (average): 84.85085611899196