swath: IW1
Bperp (average): -56.60228833629403
Bpar (average): 9.328518661865658
swath: IW2
Bperp (average): -55.65869976329842
Bpar (average): 13.867744052542646
swath: IW3
Bperp (average): -54.580927285980984
Bpar (average): 17.62142900578675