swath: IW1
Bperp (average): -17.582031254425747
Bpar (average): 2.6560910074291435
swath: IW2
Bperp (average): -17.19250590886405
Bpar (average): 4.03489178903145
swath: IW3
Bperp (average): -16.89540827754591
Bpar (average): 5.172078126300451