swath: IW1
Bperp (average): -77.01105665907482
Bpar (average): 99.91759828543196
swath: IW2
Bperp (average): -68.97394289408689
Bpar (average): 105.63963524979506
swath: IW3
Bperp (average): -61.98264184799735
Bpar (average): 109.90714449377361