swath: IW1
Bperp (average): -42.62314193635789
Bpar (average): -3.288728450476288
swath: IW2
Bperp (average): -42.72690561729016
Bpar (average): 0.1521686777500729
swath: IW3
Bperp (average): -42.60063268264415
Bpar (average): 3.0440403601273656