swath: IW1
Bperp (average): -182.6450291728816
Bpar (average): 140.3758869868696
swath: IW2
Bperp (average): -171.69081235130912
Bpar (average): 154.1284169296683
swath: IW3
Bperp (average): -161.74674612728128
Bpar (average): 164.44322218603617