swath: IW1
Bperp (average): 125.93695379514685
Bpar (average): -25.42230210266768
swath: IW2
Bperp (average): 123.91628515585056
Bpar (average): -35.761940199582476
swath: IW3
Bperp (average): 121.52812808270465
Bpar (average): -43.9257323305656