swath: IW1
Bperp (average): -73.82641626083041
Bpar (average): 48.90878272826464
swath: IW2
Bperp (average): -69.52904821912655
Bpar (average): 54.634915282492955
swath: IW3
Bperp (average): -65.65879841419871
Bpar (average): 59.19649597660907