swath: IW1
Bperp (average): -19.506297555934772
Bpar (average): 70.46349059199304
swath: IW2
Bperp (average): -19.57340959092238
Bpar (average): 70.63918598628186
swath: IW3
Bperp (average): 21.382237613147527
Bpar (average): 70.7723033189428