swath: IW1
Bperp (average): 89.9717561236217
Bpar (average): -74.22030725060269
swath: IW2
Bperp (average): 83.78754802831237
Bpar (average): -81.02893108728139
swath: IW3
Bperp (average): 78.20535607238585
Bpar (average): -86.42715036985354