swath: IW1
Bperp (average): 121.18509569000453
Bpar (average): -101.91299712814885
swath: IW2
Bperp (average): 112.58539324485214
Bpar (average): -111.29377365053631
swath: IW3
Bperp (average): 104.80488182049405
Bpar (average): -118.61604651796533