swath: IW1
Bperp (average): -107.58395235911975
Bpar (average): 103.29095538449978
swath: IW2
Bperp (average): -98.99116806115954
Bpar (average): 111.5360128549796
swath: IW3
Bperp (average): -91.31156040506681
Bpar (average): 117.8981937025703