swath: IW1
Bperp (average): 165.41928237935662
Bpar (average): -95.36632662867176
swath: IW2
Bperp (average): 157.4585525009953
Bpar (average): -108.45487613019348
swath: IW3
Bperp (average): 149.87307422611758
Bpar (average): -118.92200861644726