swath: IW1
Bperp (average): -14.85032285368029
Bpar (average): 20.46893219592023
swath: IW2
Bperp (average): -15.13610375902311
Bpar (average): 20.832807876347506
swath: IW3
Bperp (average): -15.750971506739496
Bpar (average): 20.99437657011738