swath: IW1
Bperp (average): -59.671692440835876
Bpar (average): 39.62037079824767
swath: IW2
Bperp (average): -56.46908636489412
Bpar (average): 44.39984159700255
swath: IW3
Bperp (average): -53.46322271483848
Bpar (average): 48.16604054882623